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Centerway steel specializes in the production of the stainless steel pipe and fittings, and large inventory of resources, Factory direct sales

Stainless steel Flange&Pipe fittings,Stainless steel Screen Pipe,Stainless steel hollow section
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ASTM 312

ASTM A312 Austenitic Stainless Steel Pipes for high-temperature and general corrosive service.

Grade: TP304,TP304L,TP304H,TP316,TP316L,TP316Ti,TP309,TP310S,TP321,TP321H, TP347, TP347H, TP405, TP410, TP430

Surface treatment: Industrial tubes Annealed and pickled, Sanitary tubes polished 180 grit, 240 grit, 400 grit

ASTM A312: American Society for Testing and Materials
Seamless and Welded Austenitic Stainless Steel Pipes.
Application: Refineries; Nuclear Plant; Aerospace Industry; Chemical Fertilizer; Petrochemicals' Oli & Gas and etc.

Description

Trade Name 

Grade

UNS #

Stainless Steel Seamless Pipe

Stainless SteelWelded Pipe

304

TP304

S30400

A312 / SA312

A376 / SA376

A312 / SA312

A376 / SA376

304L

TP304L

S30403

A312 / SA312

----

A312 / SA312


304H

TP304H

S30409

A312 / SA312

A376 / SA376

A312 / SA312

A376 / SA376

 







316

TP316

S31600

A312 / SA312

A376 / SA376

A312 / SA312

A376 / SA376

316L

TP316L

S31603

A312 / SA312

----

A312 / SA312


316H

TP316H

S31609

A312 / SA312

A376 / SA376

A312 / SA312

A376 / SA376

 







321

T321

S32100

A312 / SA312

A376 / SA376

A312 / SA312

A376 / SA376

321H

TP321H

S32109

A312 / SA312

A376 / SA376


A376 / SA376

 







347

TP347

S34700

A312 / SA312

A376 / SA376


A376 / SA376

347H

TP347H

S34709

A312 / SA312

A376 / SA376


A376 / SA376

 







317L

TP317L

S31703

A312 / SA312

----



 

 

 

 

 



Materials in industry standard designations: 5S, 10S, 40S, 80S per B36.19
Special customer designated nominal and minimum wall thicknesses can also be furnished.
Non standard OD & ID are available.


Chemical Composition

Grade

C

Mn

P

S

Si

Cr

Mo

Ti

N

V

Cu

Ce

TP304

0.08

2

0.045

0.03

1

18.0-20.0

8.0-11.0

-

-

-

-

-

TP304L

0.035

2

0.045

0.03

1

18.0-20.0

8.0-13.0

-

-

-

-

-

TP304H

0.04-0.10

2

0.045

0.03

1

18.0-20.0

8.0-11.0

-

-

-

-

-

TP316

0.08

2

0.045

0.03

1

16.0-18.0

11.0-14.0

2.00-3.00

-

-

-

-

TP316L

0.035

2

0.045

0.03

1

16.0-18.0

10.0-14.0

2.00-3.00

-

-

-

-

TP316H

0.04-0.10

2

0.045

0.03

1

16.0-18.0

11.0-14.0

2.00-3.00

-

-

-

-

TP321

0.08

2

0.045

0.03

1

17.0-19.0

-

G

-

-

0.1

-

TP347

0.08

2

0.045

0.03

1

17.0-19.0

9.0-13.0

-

-

-

-

-

TP347H

0.04-0.10

2

0.045

0.03

1

17.0-19.0

9.0-13.0

-

-

J

-

-

Mechanical Properties

Mechanical Properties

Grade

UNS Designation

Tensile Strength, min ksi [Mpa]

Yield Strength, min ksi [Mpa]

TP304

S30400

75 [515]

30 [205]

TP304L

S30403

70 [485]

25 [170]

TP304H

S30409

75 [515]

30 [205]

TP316

S31600

75 [515]

30 [205]

TP316L

S31603

70 [485]

25 [170]

TP316H

S31609

75 [515]

30 [205]

TP310S

S31008

75 [515]

30 [205]

TP310H

S31009

75 [515]

30 [205]

TP321

S32100

75 [515]

30 [205]

TP321H

S32109

75 [515]

30 [205]

TP347

S34700

75 [515]

30 [205]

TP347H

S34709

75 [515]

30 [205]


Available Dimension Range

OD(mm/inch)

Wall thickness   (SCH)

10

20

30

STD

40

60

XS

80

100

120

140

160

XXS

…100mm

21.3 (1/2'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

26.7 (3/4'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

33.4 (1'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

42.2 (1 1/4'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

48.3 (1 1/2'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

60.3 (2'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

73 (2 1/2'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

88.9 (3'')

√

 

√

√

√

 

√

√

 

 

 

√

√

 

101.6 (3 1/2'')

√

 

√

√

√

 

√

√

 

 

 

 

 

 

114.3 (4'')

√

 

√

√

√

 

√

√

 

√

 

√

√

 

141.3 (5'')

√

 

 

 

√

 

√

√

 

√

 

√

√

 

168.3 (6'')

√

 

 

 

√

√

√

√

 

√

 

√

√

 

219.1 (8'')

√

√

√

√

√

√

√

√

√

√

√

√

√

 

273 (10'')

√

√

√

√

√

√

√

√

√

√

√

√

√

 

323.8 (12'')

√

√

√

√

√

√

√

√

√

√

√

√

√

 

355.6 (14'')

√

√

√

√

√

√

√

√

√

√

√

√

 

 

406.4 (16'')

√

√

√

√

√

√

√

√

√

√

√

√

 

 

457 (18'')

√

√

√

√

√

√

√

√

√

√

√

√

 

 

508 (20'')

√

√

√

√

√

√

√

√

√

√

√

√

 

 

559 (22'')

√

√

√

√

 

√

√

√

√

√

√

√

 

 

610 (24'')

√

√

√

√

√

√

√

 

 

 

 

√

 

 

660 (26'')

√

√

 

 

 

 

√

 

 

 

 

 

 

√

711 (28'')

√

√

√

√

 

 

√

 

 

 

 

 

 

√

762 (30'')

√

√

√

√

 

 

√

 

 

 

 

 

 

√

813 (32'')

√

√

√

√

√

 

√

 

 

 

 

 

 

√

864 (34'')

√

√

√

√

√

 

√

 

 

 

 

 

 

√

914 (36'')

√

√

√

√

√

 

√

 

 

 

 

 

 

√

965.2 (38'')

 

 

 

 

 

 

 

 

√

√

√

√

√

√

1016 (40'')

 

 

 

 

 

 

 

 

√

√

√

√

√

√


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