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STUDS

We are largest manufacturer of ASTM Stud, MS Stud, H/T Stud, SS Stud. With every type of coded.

B7 STUD ASTM SA 193
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B7 STUD ASTM SA 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B7

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

AISI 4140

AISI 4142

AISI 4105

¼” - 2-1/2”

2-1/2" - 4"

4" - - 7"

 

105000

95000

75000

125000

115000

100000

2

 

…….

 

………

 

…….

 

……..

 

……..

 

……….

 

………

 

……..

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

2H

ASTM

A 194

USE FOR B7 STUD

AISI

DIA ¼

THRU

7”

 

 

 

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B8M Studs ASTM A 193
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B8M Studs ASTM A 193

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A193 Grade B8M Class 1 Bolts are manufactured from AISI 316 Stainless Steel carbide solution treated. We manufacture these Bolts with great precision & Quality. These SA 193 B8M Bolts are also noted as B8M Bolts. We at TorqBolt Stock & Supply these Bolt Fasteners in various sizes & Coatings.

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.

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Full Thead stud
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Full Thead stud

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Since our inception, we are instrumental in manufacturing, distributing and supplying premium quality Stud Bolt With 2 Heavy Hex Nut. This bolt is used for the purposes of jointing and fastening in the mechanical, automobile and other similar industries. Besides being manufactured from well tested raw material and the latest technology, this stud bolt is also stringently checked against different parameters by our experts. We ensure to provide this qualitative stud bolt to our clients at nominal rates.

Features:

  • Precisely designed
  • Easy fitting
  • Corrosion-resistance

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B8 Studs ASTM A 193
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B8 Studs ASTM A 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B8

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

AISI 304
1/4"
AND LARGER

 

 

30000

75000


2

B8

CLASS 2

CARBIDE

SOLUTION

TREATED AND STREIN HARDENED

 

ASTM

A 193

HIGH

TEMPRETURE

SERVICE


AISI 304

STRAIN HARDENED

1-4" -3/4"

3/4" - 1"-

1" - 1-1/4"

1-1/4"-1-1/2"

 


100000

80000

65000

50000

 

125000

115000

105000

100000

 

 

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

CLASS -8

ASTM

A 194

USE FOR B8 STUD

Stainless AISI 304

HEAVY HEX NUT

 

 

 

 

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L7 Stud Astm A 320
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L7 Stud Astm A 320

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With highly driven ethnically excellence, our organization is actively committed to offer a wide assortment of ASTM Bolt to our valuable clients. Offered bolt is manufactured using the quality grade basic material and high-end technology. Provided bolt is widely used in various industries for different specific purposes. Owing to its high strength and anti corrosive features, this bolt is highly appreciated among our clients. Furthermore, our clients can avail this bolt at budget friendly price.

Features:

  • Accurate dimensions
  • Corrosion proof
  • Compact design

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B8C Studs ASTM A 193
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B8C Studs ASTM A 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B8C

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

AISI 347
1/4"
AND LARGER

 

 

30000

75000


2

B8C

CLASS 2

CARBIDE

SOLUTION

TREATED AND STREIN HARDENED

 

ASTM

A 193

HIGH

TEMPRETURE

SERVICE


AISI 347

STRAIN HARDENED

1-4" -3/4"

3/4" - 1"-

1" - 1-1/4"

1-1/4"-1-1/2"

 


100000

80000

65000

50000

 

125000

115000

105000

100000

 

 

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

CLASS -8C

ASTM

A 194

USE FOR B8 STUD

Stainless AISI 304

HEAVY HEX NUT

 

 

 

 

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B5 Studs ASTM 193
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B5 Studs ASTM 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B5

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

AISI 501

¼” THRU 1-1/2”

 

…….

 

80000

 

100000

2

 

…….

 

………

 

…….

 

……..

 

……..

 

……….

 

………

 

……..

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

CLASS - 3

ASTM

A 194

USE FOR B5 STUD

AISI 501

DIA ¼

THRU

1-1/2”

 

 

 

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B6 Studs ASTM A 193
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B6 Studs ASTM A 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B6

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

AISI 410

¼”  TO 4”

 

 

…….

 

85000

 

110000

2

 

…….

 

………

 

…….

 

……..

 

……..

 

……….

 

………

 

……..

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

CLASS - 6

ASTM

A 194

USE FOR B6 STUD

AISI 410

DIA ¼" TO 4”

 

 

 

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B16 Studs ASTM A 193
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B16 Studs ASTM A 193

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STUD

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

B16

CLASS 1

CARBIDE

SOLUTION

TREATED

ASTM

A 193

HIGH

TEMPRETURE

SERVICE

Cr Mo Va

ALLOY STEEL

¼” -2-1/2"

2-1/2"-4"

4"-7"

 

 

105000

95000

85000

125000

110000

100000

 

2

 

…….

 

………

 

…….

 

……..

 

……..

 

……….

 

………

 

……..

NUT

SR. NO:-

GRADE

STANDARD

USE

MATERIAL

NOMINAL SIZE

PROOF LOAD (Psi)

YIELD STRENGTH Min (Psi)

TENSILE STRENGTH Min (Psi)

1

CLASS -4

ASTM

A 194

USE FOR B16 STUD

Quenched & tempered carbon-molybdenum

HEAVY HEX NUT

DIA ¼" - 7"

 

 

 

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B8f Stud ASTM A 320
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B8f Stud ASTM A 320

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B8F Stud ASTM a 320 class 1 is used for low tempreture  carbide treated,

We are Manufacture it by costumer oreder as per requirement,

material is Tested by third party which aproved by Goverment,

nominal size range is 1/4" and larger

our B8F stud yield strength MIn (psi) is 30000 and tensile thrength min (psi) is 75000

Test Certificate is available

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B8m Stud ASTM 320
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B8m Stud ASTM 320

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Scope

Originally approved in 1948, the ASTM A320 specification covers alloy steel and stainless steel bolting materials for low temperature service. This standard covers rolled, forged, or strain hardened bars, bolts, screws, studs, and stud bolts used for pressure vessels, valves, flanges, and fittings. Like the ASTM A193 specification, unless otherwise specified, the 8UN thread series is specified on fastener larger than 1” in diameter.

Below is a basic summary of a few of the common grades within the ASTM A320 specification. A number of other less common grades of ASTM A320 exist, but not covered in the description below.

Grades
L7 Alloy steelAISI 4140/4142 Quenched and tempered
L43 Alloy steelAISI 4340 Quenched and tempered
B8 Class 1 Stainless steelAISI 304, carbide solution treated
B8M Class 1 Stainless steelAISI 316, carbide solution treated
B8 Class 2 Stainless steelAISI 304, carbide solution treated, strain hardened
B8M Class 2 Stainless steelAISI 316, carbide solution treated, strain hardened
Recommended Nuts and Washers
GradeNutsWashers
L7A194 Grade 4 or 7F436
L43A194 Grade 4 or 7F436
B8 Class 1A194 Grade 8SS304
B8M Class 1A194 Grade 8MSS316
B8 Class 2A194 Grade 8SS304
B8M Class 2A194 Grade 8MSS316
Strain hardened nuts available as a supplementary requirement

 

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8.8 Full Thread Stud

8.8 Full Thread Stud

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B8t Stud ASTM A 320

B8t Stud ASTM A 320

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Full Thread Studs

Full Thread Studs

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L7a Stud ASTM A 320

L7a Stud ASTM A 320

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L7b Stud ASTM A 320

L7b Stud ASTM A 320

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L7c Stud ASTM A 320

L7c Stud ASTM A 320

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L43 Stud ASTM A 320

L43 Stud ASTM A 320

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B8 Stud ASTM A 320

B8 Stud ASTM A 320

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B8c Stud ASTM A 320

B8c Stud ASTM A 320

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