Unifit Metalloys Inc.
Unifit Metalloys Inc.
Girgaon, Mumbai, Maharashtra
GST No. 27ARVPJ3975B1ZE
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ASTM Fasteners

Our range of products include astm a193 grade b7 threaded stud, astm a193 grade b7m socket head cap screw, astm a193 grade b16 threaded stud, astm a193 grade b8m threaded stud, astm a193 grade b7 socket head cap screw and astm a453 grade 660 threaded stud.

ASTM A193 Grade B7 Threaded Stud

ASTM A193 Grade B7 Threaded Stud
  • ASTM A193 Grade B7 Threaded Stud
  • ASTM A193 Grade B7 Threaded Stud
  • ASTM A193 Grade B7 Threaded Stud
  • ASTM A193 Grade B7 Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

Unifit Metalloys Inc is a largest Supplier of astm a193 grade b7 bolts to more than 60 locations worldwide.a wide variety of astm a193 gr b7 bolt including astm-a193 gr b7 hex bolt more than 100 types of astm a193 b7 fasteners. Offer a full range of astm a193 grade b7 stud bolts in all sizes including M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30, M36 to M160. fastest delivery for astm a193 grade b7 anchor bolts in UAE, UK, Peru, Ghana, Qatar, Korea, Indonesia, Philippines Malaysia, Taiwan, Japan, Senegal, France, Angola, Kuwait, r b7 studs suppliers,Offer a huge selection of high quality astm a193 b7 bolts inventory for great deals. a potential supplier of bolt and nut astm a193 grade b7 in india in various sizes & threads.compare prices of astm a193 grade b7 studs before you buy from astm a193 gr b7 stud bolt India. send enquiry for astm a193 b7 threaded rod  to check types & sizes because if your threaded rod type, thread, grade and size matches with our huge inventory we can give you at low astm a193 grade b7 stud price list . 

Unifit Metalloys Inc is looking for more Stockholders in Middle East, Europe, Africa, Far East Asia to sell our b7 anchor bolts. 

ASTM A193 Grade B7 Bolts Specification
StandardsDesignation
ASTMA193 B7 : Alloy Steel, AISI 4140/4142 quenched and tempered
DimensionsASME B18.2.1, B18.3
Melt OriginEast Europe/South America/Korea/Japan
Product OriginMade in India
Threads ConfigurationASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads
CertificationDual Certified As per ASTM & ASME Codes
Additional CertificationsPED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Mandatory RequirementsFree from Mercury & Radioactive Contamination
Additional RequirementsNACE MR0103/MR0175/ISO 15156 Compliance
Alloy Steel Bolt TypeSIZEPROPERTY CLASSTENSILE STRENGTHSTANDARD
Alloy Steel a193 grade B7 Hex Head Bolt / ScrewsM4 to M8010.91040N / mm2 minISO 4017 (Full Thread)
ISO 4014 (Half Thread)
a193 gr b7 Chemical Composition
CarbonManganese, maxPhosphorus, maxSulfur, maxSiliconChromiumMolybdenum
0.08-0.151.000.0400.0301.00 max11.5 – 13.50.15-0.25
b7 alloy steel bolts mechanical properties
GradeDiameterTensile StrengthYield StrengthElongationReductionHardness
Grade B7M64 and under8607201650321 HBW or 35 HRC
Grade B7Over M64 to M1007956551650321 HBW or 35 HRC
Grade B7Over M100 to M1806905151850321 HBW or 


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ASTM A193 Grade B7M Socket Head Cap Screw

ASTM A193 Grade B7M Socket Head Cap Screw
  • ASTM A193 Grade B7M Socket Head Cap Screw
  • ASTM A193 Grade B7M Socket Head Cap Screw
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface Finish.PTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface Finish.Zinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface Finish.Cadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

Unifit Metalloys Inc is a pioneer in ASTM A193 B7, L7 & B7M Hex Bolts.

  Bolts requirement.

Releated Keywords for ASTM A193 Grade B7M Bolts:  A193 B7M Bolts, A193 B7M Studs, A193 Fasteners, ASTM A193 Fasteners, B7M Bolts, B7M Threaded Rods

 

A193 GRADES

 

B7Alloy steel, AISI 4140/4142 quenched and tempered
B8Class 1 Stainless steel, AISI 304, carbide solution treated.
B8MClass 1 Stainless steel, AISI 316, carbide solution treated.
B8Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
B8MClass 2 Stainless steel, AISI 316, carbide solution treated, strain hardened
A193 MECHANICAL PROPERTIES
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % minHBWHRC
B7Up to 2-1/21251051650321 max35 max
2-5/8 – 4115951650
4-1/8 – 7100751850
B8 Class 1All75303050223 max35 max
B8M Class 1All75303050223 max96 max
B8 Class 2Up to 3/41251001235321 max35 max
7/8 – 1115801535
1-1/8 – 1-1/4105652035
1-3/8 – 1-1/2100502845
B8M Class 2Up to 3/4110951545321 max35 max
7/8 – 1100802045
1-1/8 – 1-1/495652545
1-3/8 – 1-1/290503045
A193 CHEMICAL PROPERTIES
ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)
Carbon0.37 – 0.49%0.08% max0.08% max
Manganese0.65 – 1.10%2.00% max2.00% max
Phosphorus, max0.035%0.045%0.045%
Sulfur, max0.040%0.030%0.030%
Silicon0.15 – 0.35%1.00% max1.00% max
Chromium0.75 – 1.20%18.0 – 20.0%16.0 – 18.0%
Nickel 8.0 – 11.0%10.0 – 14.0%
Molybdenum0.15 – 0.25% 2.00 – 3.00%
A193 RECOMMENDED HARDWARE
Bolt GradeNutsWashers
B7A194 Grade 2HF436
B8 Class 1A194 Grade 8SS304
B8M Class 1A194 Grade 8MSS316
B8 Class 2A194 Grade 8SS304
B8M Class 2A194 Grade 8MSS316
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ASTM A193 Grade B16 Threaded Stud

ASTM A193 Grade B16 Threaded Stud
  • ASTM A193 Grade B16 Threaded Stud
  • ASTM A193 Grade B16 Threaded Stud
  • ASTM A193 Grade B16 Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

UNIFIT Metalloys Inc is a most acclaimed ASTM A193 B16 Bolts Distributors in Mumbai, India, as well as exporter & suppliers. Whether you are looking for manufacturers of collated screws, threaded fasteners, and blind fasteners of every type, UNIFITI is the premier source for you. We are among the recognized Bolting Specialist in ASIA, Africa & Middle East. Our ASTM A193 B16 Bolts are widely used in number of industries such as aerospace, defense, automotive, petrochemical, waste processing, marine, pharmaceutical sectors and many more. Buy custom ASTM A193 B16 set screws created with ASME SA 193 in shortest delivery time which comes with NACE 3.1 Certification.

UNIFIT Metalloys Inc s is one of the largest manufacturers of ASME SA 193 Gr B16, B16 Studs, and B16 Hex Bolts in the country.  All of our items are manufactured according to our ISO 14001:2004 requirements, as well as the ASTM A-193 standards.  If your industrial project calls for A193 B16 material, you know you can trust the quality from Lightning Bolt.  Our ASTM A193 SS Studbolts are roll-threaded to ensure the strongest threads possible.  We do provide nuting tables and our ability to meet the custom packaging and kitting requirements of our customers.  If your project calls for ASTM A193 B16 Grub Screw we have a variety of blanks that can be threaded to your special requirements.

We have been servicing world’s industrial fastener needs for over 25 years.  Since then, our focus on the production of high quality B16 threaded rods at competitive pricing has allowed us to become an industry leader. Our niche in exotic A193 B16 alloy fasteners include materials such as hastelloy, Inconel, monel, duplex stainless as well as many additional Chemical Tensile Strength and Mechanical requirements of it.Several industrial projects that we supply material to include anchor bolts, and also stud bolts of many different ASTM grades.  In addition to being an ISO certified fastener manufacturer, we were awarded Corporate Supplier of the Year.So, regardless if your application is pulp & paper, chemical, Oil & Gas, Flanges, Fittings, and Forging, including FGD scrubbers, Reverse osmosis, desalination, Distillation columns, Biopharm tanks and fermenters, Manways, Power Generation, contact Lightning Bolt for all of your B16 Elevator Bolt needs.

ASTM A193 Grade B16 Fasteners Specification: Bolts, Nuts, Washers, Stud Bolts
Material Specification Standards Length Size

ASTM A193 Gr B16 Fasteners

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

3 mm to 200 mm

M 02 to M 160

Mechanical Properties ASTM A193 Grade B16 : Nuts, Washers, Stud Bolts
DiameterTensile Strength, MinYield Strength, MinElongation, MinReduction, MinHardness, Max
Over M64 to M100 760 MPa 655 MPa 17 % 45 % 321 HBW or 35 HRC
Over M100 to M180 690 MPa 585 MPa 16 % 45 % 321 HBW or 35 HRC
SS ASTM A193 GRADE B16 Fasteners Chemical Composition: Bolts, Nuts, Washers, Stud Bolts
CarbonManganese, maxPhosphorus, maxSulfur, maxSiliconChromiumMolybdenumVanadiumAluminium
0.36 - 0.47 0.45 - 0.70 0.035 max 0.040 max 0.15 - 0.35 0.80 - 1.15 0.50 - 0.65 0.25 - 0.35 0.015 max

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ASTM A193 Grade B8m Threaded Stud

ASTM A193 Grade B8m Threaded Stud
  • ASTM A193 Grade B8m Threaded Stud
  • ASTM A193 Grade B8m Threaded Stud
  • ASTM A193 Grade B8m Threaded Stud
  • ASTM A193 Grade B8m Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

UNIFIT Metalloys Inc tube is one of the well-known manufacturers of ASTM A193 B8 CL 2 Fasteners,which has a number of outstanding attributes to provide like Sturdy body, Easy to fit, Quality tested and more. Our fasteners are offered by means of customization as per the client’s design requirements and specifications. This array of ASTM A193 Grade b8 Class 2 Bolts can be retrieved in many designs, diameters, finishes and lengths. This high quality of ASTM A193 SS Fasteners B8 CL2 is being engineered and designed by making use of finest grade of basic materials which is coupled by means of cutting edge technology.
ASTM A193 Grade B8 CLASS 2 Fasteners Specification: Bolts, Nuts, Washers, Stud Bolts
Material Specification Standards Length Size

ASTM A193 B8 CL2 Fasteners

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

3 mm to 200 mm

M 02 to M 160

Mechanical Properties of ASTM A193 GR B8 CL 2: Bolts, Nuts, Washers,Stud Bolts
Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min
B7 Up to 2-1/2 125 105 16 50
2-5/8 - 4 115 95 16 50
4-1/8 - 7 100 75 18 50
B8 CL2 Class 1 All 75 30 30 50
B8 CL2M Class 1 All 75 30 30 50
B8 CL2 Class 2 Up to 3/4 125 100 12 35
7/8 - 1 115 80 15 35
1-1/8 - 1-1/4 105 65 20 35
1-3/8 - 1-1/2 100 50 28 45
B8 CL2M Class 2 Up to 3/4 110 95 15 45
7/8 - 1 100 80 20 45
1-1/8 - 1-1/4 95 65 25 45
1-3/8 - 1-1/2 90 50 30 45
 ASTM A193 GR B8 CL 2 Fasteners Chemical Composition: Bolts, Nuts, Washers, Stud Bolts
Element B7 B8 CL2 B8 CL2M
Carbon 0.37 - 0.49% 0.08% max 0.08% max
Manganese 0.65 - 1.10% 2.00% max 2.00% max
Phosphorus, max 0.035% 0.045% 0.045%
Sulfur, max 0.040% 0.030% 0.030%
Silicon 0.15 - 0.35% 1.00% max 1.00% max
Chromium 0.75 - 1.20% 18.0 - 20.0% 16.0 - 18.0%
Nickel 8.0 - 11.0% 10.0 - 14.0%
Molybdenum 0.15 - 0.25% 2.00 - 3.00%


ASME SA 193 Grade B8M Class 2 Stud Bolts & B8 Class 2 Nut Manufacturer.ASTM A193 B8 Class 2 Fasteners, Hex bolts, Gr. B8 Socket Head Screws Suppliers.ASTM A193 GRADE B8 CLASS 2 NYLON INSERT NUTSASTM A193 B8 CLASS 2 COUNTERSUNK WASHERSASTM A193 B8 CLASS 2 STUD BOLTS
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ASTM A193 Grade B7 Socket Head Cap Screw

ASTM A193 Grade B7 Socket Head Cap Screw
  • ASTM A193 Grade B7 Socket Head Cap Screw
  • ASTM A193 Grade B7 Socket Head Cap Screw
  • ASTM A193 Grade B7 Socket Head Cap Screw
  • ASTM A193 Grade B7 Socket Head Cap Screw
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypesHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypesFull Threaded Stud,Double End Threaded Stud

Unifit Metalloys Inc is a known exporting and manufacturing unit of Alloy Steel B7 Screws, which has some great features to offer such as Easy to use & install, Fine finish, Longer functional life, and so on. We provide a wide range of Alloy Steel B7 Hex Head Screws, which are manufactured using qualitative raw materials. Alloy Steel B7 Socket Head Cap Screws has common alloyants which include manganese (the most common one), nickel, chromium, molybdenum, vanadium, silicon, and boron. Alloy Steel B7 Socket Set Screws are greatly applicable in many industries for deferring the direction of flow of liquids. We offer our range of Alloy Steel B7 Anchore Screws in different sizes, designs and models, which can be made-to-order as per the requirement of our clients
Specifications
Specifications:ASTM A 193 ASME SA 193
Standard:IS, ASTM, BS and all International Standards
Length:3 mm to 200 mm
Size:M3 – M56 | 3/6″ to 2″ | Custom Sizes
Type:Hex Head Screw, Socket Head Cap Screw, Socket Set Screws, Anchor Screw, Blind Rivet, Concrete screw, Threaded Screw, Steel Shoulder Screw, Panel Screw, Machine Screw.

B7 Alloy Steel Screw Chemical Composition

Alloy Steel B7CMnPSSiCrMo
0.37-0.490.65-1.100.035 Max0.04 Max0.15-0.350.75-1.200.15-0.25

 Mechanical Properties:

GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 – 4115951650
4-1/8 – 7100751850

B7 Alloy Steel Screws Test Certificates
We at GIC provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.

• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc

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ASTM A453 Grade 660 Threaded Stud

ASTM A453 Grade 660 Threaded Stud
  • ASTM A453 Grade 660 Threaded Stud
  • ASTM A453 Grade 660 Threaded Stud
  • ASTM A453 Grade 660 Threaded Stud
  • ASTM A453 Grade 660 Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

Unifit Metalloys Inc Manufacture & Supply A453 Grade 660 A/B/C/D Stud Bolts in India, We have ASTM A453 Grade 660 stainless steel bolting in various sizes & coatings. ASTM A453 Grade 660 Stud Bolts have specification for high temperature bolting and expansion coefficient comparable to stainless steel. One of the famous used grades is ASTM A453 Grades 660 Stud Bolts. We manufactured ASTM A453 Grade 660 Nuts, A453 Grade 660 Bolts and A453 Grade 660 Threaded Rod etc. in Class A/B/C/D. We produce all this products for special engineering applications like chemical plants, petroleum companies.
Types Of ASTM A453 Grade 660 BoltsASTM A453 Grade 660 Square BoltsA286 Grade 660 Hex Head BoltsA286 Grade 660
U BoltsASTM A453 Werkstoff No. 1.4944 Eye BoltsASTM A453 Gr 660 Carriage BoltsASTM A453 Gr. 660 Allen Cap BoltASTM A453 UNS 66286 Countersunk BoltsSUS 660 Flange
BoltsHr 51 Heavy Hex
BoltsSA453 Grade 660 Hex BoltsASTM A453 Grade 660 Lag BoltsDIN 10269
T BoltsA453 Grade 660 Anchor BoltsTypes Of ASTM A453 Grade 660 NutsA286 Grade 660 Square NutsASTM A453 UNS 66286 Hex Head NutsA453 Grade 660 Hex
NutsA286 Grade 660
Eye NutsSA453 Grade 660 Heavy Hex NutsASTM A453 UNS 66286 Lock
NutHR 51 Self Locking NutsDIN 10269 Nylon Insert NutsSA453 Grade 660 Wing
NutsASTM A453 Gr. 660 Panel NutsIncoloy A286 Grade 660 Coupling NutsA286 Grade 660 Dome NutsA453 Grade 660 Acorn NutsASTM A453 Grade 660 Bolts Mechanical Properties
GradeClassTensile StrengthYield StrengthElongation
in 4D, min, %
Reduction
of Area, min, %
Brinell
Hardness
Number
Approximate
Rockwell
Hardness, B & C
KsiMpaKsiMpaminmax
Grade 660A, B and C130895855851518248-34124 HRC37 HRC
Grade 660D1308951057251518248-34124 HRC35 HRC
ASTM A453 Grade 660 Bolts Chemical Properties
ElementGrade 660
Carbon0.08 max
Manganese2.00 max
Phosphorus, max0.040 max
Sulfur, max0.030 max
Silicon1.00 max
Nickel24.0-27.0
Chromium13.5-16.0
Molybdenum1.00-1.50
Tungsten...
Titanium1.9-2.35
Columbium *...
Aluminum0.35 max
Vanadium0.10-0.50
Boron0.001-0.010
Copper-
ASTM A453 Grade 660 Bolts Specifications
StandardsDesignation
ASTMA453
DimensionsASME B18.2.1, B18.3
Melt OriginEast Europe/South America/Korea/Japan
Product OriginMade in India
Threads ConfigurationASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads
CertificationDual Certified As per ASTM & ASME Codes
Additional CertificationsPED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Mandatory RequirementsFree from Mercury & Radioactive Contamination
Additional RequirementsNACE MR0103/MR0175/ISO 15156 Compliance
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ASTM A193 Grade B8 Threaded Stud

ASTM A193 Grade B8 Threaded Stud
  • ASTM A193 Grade B8 Threaded Stud
  • ASTM A193 Grade B8 Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

Unifit Metalloys Inc  is one of the known manufacturers and distributors of ASTM A193 B8 Stainless Steel Hex Bolts, which are available in different sizes and dimensions. We manufacture these ASTM A193 B8 Stainless Steel Bolts for usage and application in different industries. We are also a prominent name in manufacturing these ASME SA 193 B8 SS Heavy Hex Bolts which are the precision components. Since commencement, our company has set a benchmark in the offering of these ASTM A193 B8 Stainless Steel Hex Screws. Owing to a long-term destination for our business, we are involved in providing a wide gamut of ASME SA 193 B8 SS Hex Cap Screws. In the wake of the ever rising demand for reliable products, we are engaged in offering a wide assortment of these ASTM A193 B8 Stainless Steel Socket Cap Screws.
SPECIFICATION:
MaterialSpecificationStandardsSize
Length

ASTM A193 B8 StudBolt

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

M 02 to M 160

3 mm to 200 mm

CHEMICAL COMPOSTIONS:
ElementB7B8B8M
Carbon0.37 - 0.49%0.08% max0.08% max
Manganese0.65 - 1.10%2.00% max2.00% max
Phosphorus, max0.035%0.045%0.045%
Sulfur, max0.040%0.030%0.030%
Silicon0.15 - 0.35%1.00% max1.00% max
Chromium0.75 - 1.20%18.0 - 20.0%16.0 - 18.0%
Nickel8.0 - 11.0%10.0 - 14.0%
Molybdenum0.15 - 0.25%2.00 - 3.00%
MECHANICAL PROPERTIES:
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 - 4115951650
4-1/8 - 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
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ASTM A320 Grade L7 Threaded Stud

ASTM A320 Grade L7 Threaded Stud
  • ASTM A320 Grade L7 Threaded Stud
  • ASTM A320 Grade L7 Threaded Stud
  • ASTM A320 Grade L7 Threaded Stud
  • ASTM A320 Grade L7 Threaded Stud
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Approx. Price: Rs 5 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypeHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypeFull Threaded Stud,Double End Threaded Stud

Unifit Metalloys Inc is a Manufacuring,Supplier & Exporter of ASTM A320 L7 Stud Bolts This is the most common A320 bolt grade. A320 Grade L7 bolts and threaded studs are manufactured from alloy steel with chromium, manganese, and molybdenum. The bolts undergo a heat treating process to reach their required mechanical properties. L7 threaded studs and short, headed bolts are readily available in the marketplace. These bolts are typically bought and sold in a plain, bare metal finish. L7 bolts are available through 4” in diameter. A320 Grade L7 bolts larger than 1/2″ diameter require a Charpy impact test.

A320 Grade L7 is intended for low-temperature service down to -150° F and has a minimum Charpy impact value of 20-ft-lbf at this temperature.

Unifit Metalloys Inc. stocks ASTM A320 Stud Bolts from 3/8” - 4” diameter in Imperial Sizes: Plain (black) finish, Teflon Blue, and Cadium Plating. We also stocks B8 and B8M stud bolts. We can also provide larger stud bolts, stud bolts made from different materials (L7, L43, B8M, B8M, , Alloy 20, Monel, Hastelloy, Inconel, Titanium, etc), as well as different coatings.

Material Details
GRADES
ASTM A320 L7 Alloy steelAISI 4140/4142 Quenched and tempered
ASTM A320 L43 Alloy steelAISI 4340 Quenched and tempered
ASTM A320 B8 Class 1 Stainless steelAISI 304, carbide solution treated
ASTM A320 B8M Class 1 Stainless steelAISI 316, carbide solution treated
ASTM A320 B8 Class 2 Stainless steelAISI 304, carbide solution treated, strain hardened
ASTM A320 B8M Class 2 Stainless steelAISI 316, carbide solution treated, strain hardened

See Also: ASTM A320 at ASTM.org.

Mechanical Properties of ASTM A320 L7 Stud Bolts
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % minCharpy Impact
20-ft-lbf
@ temp
L7Up to 2-1/21251051650-150° F

 

Chemical Composition of ASTM A320 L7 Stud Bolts

 

ElementL7 (AISI 4140)
Carbon0.37 - 0.49%
Manganese0.65 - 1.10%
Phosphorus, max0.035%
Sulfur, max0.040%
Silicon0.15 - 0.35%
Chromium0.75 - 1.20%
Nickel
Molybdenum0.15 - 0.25%
ASTM A320 Recomended Nuts and Washer
Bolt GradeNutsWashers
L7A194 Grade 4 or 7F436

Standard Specification ASTM A320 L7 Stud Bolts
ASTM A320 L7 Stud Bolts Size Range 3/8" to 4" Diameter (Imperial & Standard) .
ASTM A320 L7 Stud Bolts TypesAll Thread, Double End, Single End
ASTM A320 L7 Stud Bolts Industry StandardsANSI – American National Standards Institute: ANSI B 18.2.4 2M, ANSI B 28.2.4 1M
DIN: DIN 934, DIN 970
UTS – Unified Thread Standard: UNC, UNF, UNEF, UNS, NPT, NPTF
ISO – International Organization for Standardization: ISO 4032, ISO 4033
ASTM A320 L7 Stud Bolts SpecificationASTM A320 / ASME SA320
ASTM A320 L7 Stud Bolts GradesCarbon Steel: B7, B7M, L7
Stainless Steel:B8, B8 CL2, B8M, B8M CL2, B16
Exotic Alloys: A20, 17-4PH, Monel, Inconel, Incoloy, Hastelloy
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ASTM A193 Grade B7M Threaded Stud

ASTM A193 Grade B7M Threaded Stud
  • ASTM A193 Grade B7M Threaded Stud
  • ASTM A193 Grade B7M Threaded Stud
  • ASTM A193 Grade B7M Threaded Stud
  • ASTM A193 Grade B7M Threaded Stud
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Approx. Price: Rs 1 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length
Thread SeriesUNC / UNF / 8UN, BSW

Unifit Metalloys Inc is b7m bolts Manufacturer in India, We are one the leading supplier of b7m bolt at best price in Mumbai, India. professional b7m hex bolts manufacturers india in various sizes & threads.Unifit Metalloys Inc is looking for more Stockholders in Saudi Arabia Other Country to sell our b7 and b7m bolts.  become our authorised dealer & distributor of stud bolt astm a193 b7m in your country. express delivery of stud bolt a193 b7m at  low price, we are one of the largest suppliers & trader of ASTM A193 Grade B7M Bolt


ASTM A193 B7M Stud Bolts Mechanical Properties - Grade Identification Markings
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7MUp to 2-1/21251051650
2-5/8 - 4115951650
4-1/8 - 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
B8 Class 2Up to 3/41251001235
7/8 - 1115801535
1-1/8 - 1-1/4105652035
1-3/8 - 1-1/2100502845
B8M Class 2Up to 3/4110951545
7/8 - 1100802045
1-1/8 - 1-1/495652545
1-3/8 - 1-1/290503045
B16Up to 2-1/21251051850
2-5/8 - 4110951745
4-1/8 - 7100851645

ASTM A193 B7M Stud Bolts Material Chemical Composition
ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)B16 (AISI 4140)
Carbon0.37 - 0.49%0.08% max0.08% max0.37 - 0.49%
Manganese0.65 - 1.10%2.00% max2.00% max0.65 - 1.10%
Phosphorus, max0.035%0.045%0.045%0.035%
Sulfur, max0.040%0.030%0.030%0.040%
Silicon0.15 - 0.35%1.00% max1.00% max0.15 - 0.35%
Chromium0.75 - 1.20%18.0 - 20.0%16.0 - 18.0%0.75 - 1.20%
Nickel8.0 - 11.0%10.0 - 14.0%
Molybdenum0.15 - 0.25%2.00 - 3.00%0.15 - 0.25%

ASTM A193 B7M Stud Bolts Recommended Nuts, Bolts & Washer
Bolt GradeNutsWashers
B7MA194 Grade 2HMF436
B8 Class 1A194 Grade 8SS304
B8M Class 1A194 Grade 8MSS316
B8 Class 2A194 Grade 8SS304
B8M Class 2A194 Grade 8MSS316
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ASTM A193 Grade B7 Hex Bolt

ASTM A193 Grade B7 Hex Bolt
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Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFull / Head Threaded
MaterialHigh Tensile Steel
GradeA193 B7
StandardASTM A193
BrandUnifit Metalloys Inc
Size3/8" TO 3" & M6 TO M100
CoatingHot Dip Galvanizing , Epoxy Coating, Electro Polished, Passivation, Zinc Plating, Chrome Plating, Mirror Buffed, Teflon Coating, Oxidized, PTFE Coated

ASTM A193 Grade B7 Hex Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this ASTM A193 Grade B7 Hex Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
ASTM A193 Grade B7 Fasteners Specification: Hex Bolt
Material Specification Standards Length Size

ASTM A193 B7 Fasteners

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

3 mm to 200 mm

M 02 to M 160


Mechanical Properties of ASTM A193 Grade B7 Hex Bolt
Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min HBW HRC
B7 Up to 2-1/2 125 105 16 50 321 max 35 max
2-5/8 - 4 115 95 16 50
4-1/8 - 7 100 75 18 50

ASTM A193 GRADE B7 Hex Bolt Chemical Composition
Element B7 (AISI 4140)
Carbon 0.38 - 0.48%
Manganese 0.75 - 1.00%
Phosphorus, max 0.035%
Sulfur, max 0.040%
Silicon 0.15 - 0.35%
Chromium 0.80 - 1.10%
Nickel -
Molybdenum 0.15 - 0.25%



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  • Item Code: UNIFIT103
  • Production Capacity: 100000 PCS
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ASTM A320 Grade L7/L7M Hex Bolt

ASTM A320 Grade L7/L7M Hex Bolt
  • ASTM A320 Grade L7/L7M Hex Bolt
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Approx. Price: Rs 50 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFull/ Half Threaded
MaterialHigh Tensile Steel
GradeASTM A320
Size3/8" to 3" & M6 to M100
Surface TreatmentChrome Plated
TechniqueHot Rolled

ASTM A320 Grade L7/L7M Hex Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this Astm A320 Grade L7/L7M Hex Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
a
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ASTM A193 Grade L7 Stud Bolt

ASTM A193 Grade L7 Stud Bolt
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Product Details:

Minimum Order Quantity1 Piece
StandardASTM A193
Size3/8" To 3" and M6 to M100
MaterialCarbon Steel
FinishPolished
Surface TreatmentPlain, Black, Black Oxide
Packaging TypeBox
I deal inNew Only

ASTM A193 Grade L7 Stud Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this Astm A193 Grade L7 Stud Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
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ASTM A194 Grade 7/7M Hex Nut

ASTM A194 Grade 7/7M Hex Nut
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Approx. Price: Rs 10 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
MaterialHigh Tensile Steel
Size3/8" to 3" & M6 to M100
StandardASTM A194
Material GradeASTM A194 Grade 7/7M
Head ShapeHex
TechniqueHot Rolled
Surface FinishPolished

By keeping our track with the advancements taking place in the industry arena, we have come up with a wide consignment of ASTM A194 Grade 7/7M Hex Nut.
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ASTM A193 Grade L7M Hex Head Bolt

ASTM A193 Grade L7M Hex Head Bolt
  • ASTM A193 Grade L7M Hex Head Bolt
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Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFull/Half Threaded
MaterialHigh Tensile Steel
StandardASTM A193
Size3/8" TO 3" & M6 TO M100
CoatingZinc Electroplating
Surface TreatmentChrome Plated
Packaging TypeBox

ASTM A193 Grade L7M Hex Head Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this Astm A193 Grade L7M Hex Head Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
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ASTM A194 Grade 2H/2HM Hex Nut

ASTM A194 Grade 2H/2HM Hex Nut
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Product Details:

Minimum Order Quantity1 Piece
MaterialStainless Steel
ShapeHex Nut
Size3/8" to 3" & M6 to M100
StandardASTM A194
Material GradeASTM A194 Grade 2H/2HM
TechniqueHot Rolled
Surface FinishPolished

By keeping our track with the advancements taking place in the industry arena, we have come up with a wide consignment of ASTM A194 Grade 2H/2HM Hex Nut.
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  • Item Code: UNIFIT113
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ASTM A320 Grade L7/L7M Stud Bolt

ASTM A320 Grade L7/L7M Stud Bolt
  • ASTM A320 Grade L7/L7M Stud Bolt
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Product Details:

Minimum Order Quantity1 Piece
StandardASTM A193,ASTM A320
Size3/8" TO 3" AND M6 TO M100
MaterialCarbon Steel
FinishPolished
Head ShapeHex
Surface TreatmentBlack, Black Oxide, Plain

By keeping our track with the advancements taking place in the industry arena, we have come up with a wide consignment of ASTM A320 Grade L7/L7M Stud Bolt.
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ASTM A193 Grade L7M Stud Bolt

ASTM A193 Grade L7M Stud Bolt
  • ASTM A193 Grade L7M Stud Bolt
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Approx. Price: Rs 50 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Usage/ApplicationIndustrial
StandardASTM A193
Size3/8" TO 3" AND M6 TO M100
MaterialCarbon Steel
FinishPolished
Surface TreatmentBlack Oxide, Plain, Black
I deal inNew Only

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ASTM A193 Grade L7 Hex Head Bolt

ASTM A193 Grade L7 Hex Head Bolt
  • ASTM A193 Grade L7 Hex Head Bolt
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Approx. Price: Rs 50 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFull/ Half Threaded
StandardASTM A193
Size3/8" TO 3" & M6 TO M100
CoatingPlain, Zinc Plated, Chrome Plated
Surface TreatmentGalvanized
FinishPolished
MaterialMild Steel

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ASTM A453 Grade 660 Hex Head Bolt

ASTM A453 Grade 660 Hex Head Bolt
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Approx. Price: Rs 50 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFull Thread
MaterialHigh Tensile Steel
GradeASTM A453 Grade 660 Hex Head Bolt
SizeM8-M72 & 3/8" to 3"
Surface TreatmentChrome Plated
CoatingZinc Electroplating
I deal inNew Only

By keeping our track with the advancements taking place in the industry arena, we have come up with a wide consignment of ASTM A453 Grade 660 Hex Head Bolt.
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ASTM A320 Grade L7 Hex Bolts

ASTM A320 Grade L7 Hex Bolts
  • ASTM A320 Grade L7 Hex Bolts
  • ASTM A320 Grade L7 Hex Bolts
  • ASTM A320 Grade L7 Hex Bolts
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Approx. Price: Rs 20 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypesHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypeFull Threaded Stud,Double End Threaded Stud

UniFit Metalloys is a producer and dealer of ASTM A320 GR.L7 Fasteners. We maintain production standards of international levels while developing our products.
Our ASTM A320 GR.L7 Fasteners are produced specifically for raised temperature utilization. GR.L7 Fasteners are high tensile and yield strength bearing austenitic steel types. These A320 Gr.L7 Fasteners are durable even at cryogenic temperatures. These Fasteners that we produce are highly demanded for their ease of use and reliability even under harsh environments use. These Fasteners are produced using Grade L7 Fasteners are known to resist corrosion, and moderately oxidizing and diminishing conditions. Hex Nuts are utilized as a part of numerous applications, for example, fluid transportation, material, and pharmaceutical businesses. We offer our GR.L7 items at competent costs in adjustable sizes and thicknesses to meet client requests. Our ASTM A320 GR.L7 Fasteners are accessible in various types like GR.L7 Bolts, GR.L7 Hex Nuts, GR.L7 Nuts, 

ASTM A320 Gr. L7 AISI 4142 Screws, AISI 4140 High Tensile Bolts, Alloy Steel ASTM A320 L7 T-Head Bolts, ASTM A320 Gr. L7 Studs, A320 Grade L7 AISI 4142 Threaded Rod Exporter in Mumbai, India.STM A320 AISI 4140 Washers, Alloy Steel ASTM A320 Gr.L7 J Bolts, Alloy Steel ASTM A320 L7 Mushroom Head Square Neck Bolts, ASTM A320 Grade L7 AISI 4142 Screws, ASTM A320 L7 Hexagon Head Cap Bolts Supplier in India.AISI 4142 Gr. L7 ASTM A320 Stud Bolts, ASTM A320 Grade L7 AISI 4142 Square Bolts, ASTM A320 AISI 4140 Bolts, ASTM SA320 4140 Hex Bolts, ASTM A320 L7 Alloy Steel Machine Bolts in MumbaiAlloy Steel Bolts Fasteners, ASTM A320 L7 AISI 4142 Bolts Manufacturer, A320 L7 AISI 4140 DIN 934 Bolts Exporter, SA320 L7 ASME B18.2.2 Nuts Distributor, Alloy Steel ASTM A320 L7 Eye Bolt, Alloy Steel ASTM A320 Grade L7 Foundation Bolts, Alloy Steel ASTM A320 Gr.L7 Structural Bolts Traders in India.Specifications

Specifications : ASTM A320 & ASME SA320

Standard : DIN, ASTM, BS and all International Standards

Thread Diameters : Up to 2-1/2

Threads Configuration : ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads

Certification : Dual Certified As per ASTM & ASME Codes.

Application Industries

In bridges and other structural steel works

Automobile industry

Agriculture equipment

Pylons and other architectural structures

Offshore industries

Transportation equipment

Spiral Cases and penstocks in power plants.

Alloy Steel A320 L7 Fasteners Chemical Composition :
Grade C Mn P S Si Cr Ni Mo
L7 0.37 - 0.49% 0.65 - 1.10% 0.04% 0.04% 0.15 - 0.35% 0.75 - 1.20% - 0.15 - 0.25%
ASTM A320 L7 Fasteners Mechanical properties :

 

Grade

 

Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min
L7 125 105 16
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ASTM A193 Grade B8m Hex Bolt

ASTM A193 Grade B8m Hex Bolt
  • ASTM A193 Grade B8m Hex Bolt
  • ASTM A193 Grade B8m Hex Bolt
  • ASTM A193 Grade B8m Hex Bolt
  • ASTM A193 Grade B8m Hex Bolt
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Approx. Price: Rs 40 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypesHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypeAllen Head Cap Screw,Hex Flange Bolt,Eye Bolt,Lag Bolt,J Bolt,U Bolt,Shoulder Bolt,Elevator B

UNIFIT METALLOYS INC is one of the well-known manufacturers of ASTM A193 B8 CL 2 Fasteners,which has a number of outstanding attributes to provide like Sturdy body, Easy to fit, Quality tested and more. Our fasteners are offered by means of customization as per the client’s design requirements and specifications. This array of ASTM A193 Grade b8 Class 2 Bolts can be retrieved in many designs, diameters, finishes and lengths. This high quality of ASTM A193 SS Fasteners B8 CL2 is being engineered and designed by making use of finest grade of basic materials which is coupled by means of cutting edge technology.

ASTM A193 Grade B8 CLASS 2 Fasteners Specification: Bolts, Nuts, Washers, Stud Bolts
MaterialSpecificationStandardsLengthSize

ASTM A193 B8 CL2 Fasteners

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

3 mm to 200 mm

M 02 to M 160

Mechanical Properties of ASTM A193 GR B8 CL 2: Bolts, Nuts, Washers,Stud Bolts
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 - 4115951650
4-1/8 - 7100751850
B8 CL2 Class 1All75303050
B8 CL2M Class 1All75303050
B8 CL2 Class 2Up to 3/41251001235
7/8 - 1115801535
1-1/8 - 1-1/4105652035
1-3/8 - 1-1/2100502845
B8 CL2M Class 2Up to 3/4110951545
7/8 - 1100802045
1-1/8 - 1-1/495652545
1-3/8 - 1-1/290503045
SS ASTM A193 GR B8 CL 2 Fasteners Chemical Composition: Bolts, Nuts, Washers, Stud Bolts
ElementB7B8 CL2B8 CL2M
Carbon0.37 - 0.49%0.08% max0.08% max
Manganese0.65 - 1.10%2.00% max2.00% max
Phosphorus, max0.035%0.045%0.045%
Sulfur, max0.040%0.030%0.030%
Silicon0.15 - 0.35%1.00% max1.00% max
Chromium0.75 - 1.20%18.0 - 20.0%16.0 - 18.0%
Nickel8.0 - 11.0%10.0 - 14.0%
Molybdenum0.15 - 0.25%2.00 - 3.00%

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ASTM A193 Grade B16 Hex Bolts

ASTM A193 Grade B16 Hex Bolts
  • ASTM A193 Grade B16 Hex Bolts
  • ASTM A193 Grade B16 Hex Bolts
  • ASTM A193 Grade B16 Hex Bolts
  • ASTM A193 Grade B16 Hex Bolts
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Approx. Price: Rs 25 / PieceGet Latest Price

Product Details:

Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypesHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypeFull Threaded Stud,Double End Threaded Stud

Unifit Metalloys Inc are a leading manufacturer and trader of ASTM A193 Grade B16 Bolts. Our offered products are manufactured in adherence to the preset industry standards & norms, to ensure the quality and flawlessness. Owing to the good financial position & TQM and large production capacity, we have earned a vast number of customers in the market.

The Unifit Metalloys Inc has drawn together under the one roof of the total spectrum of trading, stock holding and processing activities.

 

Specificaitons:

B7Alloy steel, AISI 4140/4142 quenched and tempered
B8Class 1 Stainless steel, AISI 304, carbide solution treated.
B8MClass 1 Stainless steel, AISI 316, carbide solution treated.
B8Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
B8MClass 2 Stainless steel, AISI 316, carbide solution treated, strain hardened
B16A heat-treated chromium-molybdenum-vanadium steel for high-pressure, high-temperature service.

Mechanical Properties Bolt -Grade Identification Markings

GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 – 4115951650
4-1/8 – 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
B8 Class 2Up to 3/41251001235
7/8 – 1115801535
1-1/8 – 1-1/4105652035
1-3/8 – 1-1/2100502845
B8M Class 2Up to 3/4110951545
7/8 – 1100802045
1-1/8 – 1-1/495652545
1-3/8 – 1-1/290503045
B16Up to 2-1/21251051850
2-5/8 – 4110951745
4-1/8 – 7100851645

Material Chemical Composition

ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)B16 (AISI 4140)
Carbon0.37 – 0.49%0.08% max0.08% max0.37 – 0.49%
Manganese0.65 – 1.10%2.00% max2.00% max0.65 – 1.10%
Phosphorus, max0.035%0.045%0.045%0.035%
Sulfur, max0.040%0.030%0.030%0.040%
Silicon0.15 – 0.35%1.00% max1.00% max0.15 – 0.35


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ASTM A193 Grade B8 Hex Bolt

ASTM A193 Grade B8 Hex Bolt
  • ASTM A193 Grade B8 Hex Bolt
  • ASTM A193 Grade B8 Hex Bolt
  • ASTM A193 Grade B8 Hex Bolt
  • ASTM A193 Grade B8 Hex Bolt
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Approx. Price: Rs 15 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM,0.05 MTR to 3 MTR
Surface FinishCadmium Plated,Chrome Plated,Copper Plated,Silver Plated,Tin Plated
Thread LengthHalf Thread,Full Thread,Double End Threaded,One End Threaded,Customized Thread Length
Thread SeriesUNC / UNF / 8UN,BSW
Head TypesHex Head,Roun Head,Square Head,Socket Head,Allen Head,Countersunk
Bolt TypeFull Threaded Stud,Double End Threaded Stud

UNIFIT METALLOYS INC is one of the known manufacturers and distributors of ASTM A193 B8 Stainless Steel Hex Bolts, which are available in different sizes and dimensions. We manufacture these ASTM A193 B8 Stainless Steel Bolts for usage and application in different industries. We are also a prominent name in manufacturing these ASME SA 193 B8 SS Heavy Hex Bolts which are the precision components. Since commencement, our company has set a benchmark in the offering of these ASTM A193 B8 Stainless Steel Hex Screws. 

MATERIAL SPECIFICATION:
MaterialSpecificationStandardsSize
Length

ASTM A193 B8 Hex Bolt

 

IS

BS

ASTM

DIN, ISO, JIS, GB, IS, BS, ASTM

M 02 to M 160

3 mm to 200 mm

CHEMICAL COMPOSTIONS:
ElementB7B8B8M
Carbon0.37 - 0.49%0.08% max0.08% max
Manganese0.65 - 1.10%2.00% max2.00% max
Phosphorus, max0.035%0.045%0.045%
Sulfur, max0.040%0.030%0.030%
Silicon0.15 - 0.35%1.00% max1.00% max
Chromium0.75 - 1.20%18.0 - 20.0%16.0 - 18.0%
Nickel8.0 - 11.0%10.0 - 14.0%
Molybdenum0.15 - 0.25%2.00 - 3.00%
MECHIANICAL PROPERTIES:
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 - 4115951650
4-1/8 - 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
B8 Class 2Up to 3/41251001235
7/8 - 1115801535
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ASTM A193 Grade B7m Hex Bolt

ASTM A193 Grade B7m Hex Bolt
  • ASTM A193 Grade B7m Hex Bolt
  • ASTM A193 Grade B7m Hex Bolt
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Approx. Price: Rs 1 / PieceGet Latest Price

Product Details:

Head TypeHex Head, Roun Head, Square Head, Socket Head, Allen Head, Countersunk
Metric SizeM3 to M180
Inch Size3/8" to 5"
Length.5MM to 3000MM, 0.05 MTR to 3 MTR
Surface FinishPTFE Coated, Hot Dip Galvanized, Yellow Zinc Plated, Blue Zinc Plated, Black Zinc Plated
Surface FinishZinc Cobalt Plated, Aluminium Zinc Flake Coated, Black Phosphate, Zinc Plated, Nickel Plated
Surface FinishCadmium Plated, Chrome Plated, Copper Plated, Silver Plated, Tin Plated
Thread LengthHalf Thread, Full Thread, Double End Threaded, One End Threaded, Customized Thread Length

UNIFIT METALLOYS INC is a Manufauring,Supplier & Exporter of ASTM A193 Grade B7M Hex Bolts are used very commonly in petrochemical plants, Chemical Plants, fertilizer plants shipyards etc mostly for flange joints. B7M Hex bolts have high tensile strength and are governed by ASTM A193 Grade Standard.

 

A193 Grade B7M Class Bolts are manufactured from AISI 4140/4142 low Carbon Alloy Steel Grades followed by quencing & tempering. UMI manufactures these Bolts with great Precision & Quality. These grade bolts are also denoted as Grade 7M Bolts, B7M Bolts etc. We Also offer B7M Studs/B7M threaded bars/B7M Threaded rods. Unifit Metalloys Inc Stocks & Supply these Bolt Fasteners in various sizes & Coatings.

 

Unifit Metalloys Inc is a pioneer in ASTM A193 B7, L7 & B7M Hex Bolts.

 

Releated Keywords for ASTM A193 Grade B7M Bolts:  A193 B7M Bolts, A193 B7M Studs, A193 Fasteners, ASTM A193 Fasteners, B7M Bolts, B7M Threaded Rods

A193 MECHANICAL PROPERTIES 
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % minHBWHRC
B7Up to 2-1/21251051650321 max35 max
2-5/8 – 4115951650
4-1/8 – 7100751850
B8 Class 1All75303050223 max35 max
B8M Class 1All75303050223 max96 max
B8 Class 2Up to 3/41251001235321 max35 max
7/8 – 1115801535
1-1/8 – 1-1/4105652035
1-3/8 – 1-1/2100502845
B8M Class 2Up to 3/4110951545321 max35 max
7/8 – 1100802045
1-1/8 – 1-1/495652545
1-3/8 – 1-1/290503045
A193 CHEMICAL PROPERTIES 
ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)
Carbon0.37 – 0.49%0.08% max0.08% max
Manganese0.65 – 1.10%2.00% max2.00% max
Phosphorus, max0.035%0.045%0.045%
Sulfur, max0.040%0.030%0.030%
Silicon0.15 – 0.35%1.00% max1.00% max
Chromium0.75 – 1.20%18.0 – 20.0%16.0 – 18.0%
Nickel 8.0 – 11.0%10.0 – 14.0%
Molybdenum0.15 – 0.25% 2.00 – 3.00%
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ASTM A193 Grade B7 Stud Bolt

ASTM A193 Grade B7 Stud Bolt
  • ASTM A193 Grade B7 Stud Bolt
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Approx. Price: Rs 20 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
StandardASTM A193
GradeASTM A193 B7
FinishPolished
Size3/8" to 3" and M6 to M100
Surface TreatmentBlack,Black Oxide,Plain
TechniqueHot Rolled
ColorBlack

ASTM A193 Grade B7 Stud Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this Astm A193 Grade B7 Stud Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
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Additional Information:

  • Item Code: UNIFIT104
  • Production Capacity: 100000 PCS
  • Delivery Time: READY STOCK
  • Packaging Details: WOODEN BOX PACKING
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ASTM A193 Grade B7M Stud Bolt

ASTM A193 Grade B7M Stud Bolt
  • ASTM A193 Grade B7M Stud Bolt
Get Best Quote
Approx. Price: Rs 20 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
GradeASTM A193 B7
FinishPolished
Size3/8" to 3" and M6 to M100
Packaging TypeBox
Surface TreatmentBlack,Black Oxide,Plain
TechniqueHot Rolled

ASTM A193 Grade B7M Stud Bolt are precisely manufactured at Unifit Metalloys Inc to meet the customer requirements, this Astm A193 Grade B7M Stud Bolt are Manufactured using Best quality raw material from reputed Indian and Overseas Mills.
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Additional Information:

  • Item Code: UNIFIT106
  • Production Capacity: 100000 PCS
  • Delivery Time: READY STOCK
  • Packaging Details: WOODEN BOX PACKING
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ASTM A193 Grade B7M Hex Head Bolt

ASTM A193 Grade B7M Hex Head Bolt
  • ASTM A193 Grade B7M Hex Head Bolt
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Approx. Price: Rs 30 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
Head TypeHex
Thread TypeFULL / HALF THREADED
GradeASTM A193 B7M
StandardASTM A193/ A193M
Material GradeASTM A193 B7M
Size3/8" TO 3" & M6 to M100
ColorSilver, Black
CoatingHot Dip Galvanizing , Epoxy Coating, Electro Polished, Passivation, Zinc Plating, Chrome Plating, Mirror Buffed, Teflon Coating, Oxidized, PTFE Coated

ASTM A193 specification covers alloy and stainless steel bolting for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications. Several grades are covered, including ferritic steels and austenitic stainless steels designated B5, B6, B7, B8, B8M, etc. Selection will depend upon design, service conditions, mechanical properties, and high temperature characteristics. This specification is expressed in both inch-pound units and in SI units; however, unless the purchase order or contract specifies the applicable A193M specification designation (SI units), the inch-pound units shall apply

 

ASTM A193 Grade B7M Raw Material
Grade Raw Material Description
B7M Chromium Molybdenum Alloy Steel, Quenched & Tempered

ASTM A193 Grade B7M Properties

ASTM A193 Grade B7M Chemical Composition
Carbon Manganese, max Phosphorus, max Sulfur, max Silicon Chromium Molybdenum
0.37 - 0.49 0.65 - 1.10 0.035 0.040 0.15-0.35 0.75-1.20 0.15-0.25
ASTM A193 Grade B7M Mechanical Properties
Grade Diameter Tensile Strength Yield Strength Elongation Reduction Hardness
Grade B7M M100 and under 690 550 18 50 235 HBW or 99 HRB
Grade B7M M100 and over 690 515 18 50 235 HBW or 99 HRB

Heat Treatment

Quenched & Tempered at 620º C minimum.


ASTM A193 Grade B7M Bolt Marking
Manufacturer's Mark Grade Marking
UMI B7M

Recommended Nuts & Washers
Bolting Grade Nut Grade Washer Grade
ASTM A193 Grade 7M ASTM A194 Grade 2H, 2HM ASTM F436
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Additional Information:

  • Item Code: UNIFIT105
  • Production Capacity: 100000 PCS
  • Delivery Time: READY STOCK
  • Packaging Details: WOODEN BOX PACKING
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ASTM A453 Grade 660 Hex Nut

ASTM A453 Grade 660 Hex Nut
  • ASTM A453 Grade 660 Hex Nut
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Approx. Price: Rs 50 / PieceGet Latest Price

Product Details:

Minimum Order Quantity1 Piece
MaterialHigh Tensile Steel
ShapeHex
SizeM6 to M72 & 3/8" to 3"
Material GradeASTM A453 Grade 660 Hex Nut
Head ShapeHex
TechniqueHot Rolled
I deal inNew Only

By keeping our track with the advancements taking place in the industry arena, we have come up with a wide consignment of ASTM A453 Grade 660 Hex Nut.
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Additional Information:

  • Item Code: UNIFIT203
  • Production Capacity: 100000 PCS
  • Delivery Time: READY STOCK
  • Packaging Details: WOODEN BOX PACKING
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Punit Jain (Proprietor)
Unifit Metalloys Inc.
Shop No-1, Ground Floor, Plot No. 13, Rassiwala Building, Near Durgadevi Udhyan
Girgaon, Mumbai - 400004, Maharashtra, India


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