Jiaxing Goshen Hardware Supplies Co,Ltd

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ASTM A-193 and ASTM A-320 Bolt

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ASTM A-193 and ASTM A-320 Bolt

DESCRIPTION

Grade

Temperature

Strength and Ductility

Range

 

Tensile

Yield

Reduction

Elongation

Alloy

AISI

 

Min.

of Area

EL

Type

 

psi

R/A

 

 

ASTM A-193

B7

High Temp.

125,000

100,000

50

16

Cr-Mo

(4140)

from 0 –

480ºC

ASTM A-193

B7M

High Temp.

100,000

80,000

50

18

Cr-Mo

(4140)

from 0 –

450ºC

ASTM A-193

B16

High Temp.

125,000

105,000

50

18

Cr-Mo V

(4140M)

from 0 –

550ºC

ASTM A-320

L7

Low Temp.

125,000

105,000

50

16

Cr-Mo

-4140

-101ºC

ASTM A-320

L7M

Low Temp.

100,000

80,000

50

18

Cr-Mo

-4140

-73ºC

ASTM A-193

B8

Low Temp.

75,000

30,000

50

30

18% CR –

(304)

-200 – 650ºC

8% Ni

ASTM A-193

B8M

Low Temp.

75,000

30,000

50

30

16%Cr –

(316)

-200 – 750ºC

10% Ni

ASTM A-320

B8

Low Temp.

75,000

30,000

50

30

18% Cr –

(304)

-200 – 650ºC

8% Ni

ASTM A-320

B8M

Low Temp.

75,000

30,000

50

30

16% Cr –

(316)

-200 – 750ºC

10% Ni