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A671/672 Pipe

Type: A671 pipe, A672 pipe, A671 steel pipe, A672 steel pipe
OD: 1/2"-40"(21..3-1016mm). WT: SCH10,20,30,STD,40,60,XS,80,100,120,140,160,XXS
Standard & Grade: ASTM A671 /ASME SA671,ASTM A672 /ASME SA672.
Nickel steel grades: CF 65,CF 70,CF 65,CF 70
Alloy steel grades:CJA 115, CJB 115,CJE 115,CJF 115,CJH 115,CJP 115"
CLASS:10, 11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 40, 41, 42
Coating: Epoxy Coating / Colour Paint Coating / 3LPE Coating.
Availability:
Inquiry

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'')

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√

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√

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26.7 (3/4'')

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√

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√

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33.4 (1'')

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√

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√

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42.2 (1 1/4'')

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48.3 (1 1/2'')

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60.3 (2'')

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73 (2 1/2'')

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88.9 (3'')

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101.6 (3 1/2'')

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114.3 (4'')

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141.3 (5'')

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168.3 (6'')

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219.1 (8'')

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273 (10'')

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323.8 (12'')

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355.6 (14'')

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406.4 (16'')

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√

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457 (18'')

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508 (20'')

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559 (22'')

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610 (24'')

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660 (26'')

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711 (28'')

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762 (30'')

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813 (32'')

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864 (34'')

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914 (36'')

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965.2 (38'')














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1016 (40'')














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A671 pipe--Chemical Requirements

Pipe

Grade

Composition   %

C   max

Mn


P

  max

S

   max

Si

Others



<=1in  

(25mm)

>1~2in

(25~50mm)

>2~4in

(50-100mm)

>4~8in

(100~200mm)

>8in

(200mm)

<=1/2in

(12.5mm)

>1/2in

(12.5mm)





CB

60

0.24 

0.21 

0.29 

0.31 

0.31 

0.98max

0.035

0.035

0.13–0.45

...

65

0.28 

0.31 

0.33 

0.33 

0.33 

0.98max

0.035

0.035

0.13–0.45

...

70

0.31 

0.33 

0.35 

0.35 

0.35 

1.30max

0.035

0.035

0.13–0.45

...

CC

60

0.21 

0.23 

0.25 

0.27 

0.27 

0.55–0.98

0.79–1.30

0.035

0.035

0.13–0.45

...

65

0.24 

0.26 

0.28 

0.29 

0.29 

0.79–1.30

0.79–1.30

0.035

0.035

0.13–0.45

...

70

0.27 

0.28 

0.30 

0.31 

0.31 

0.79–1.30

0.79–1.30

0.035

0.035

0.13–0.45

...

A671 pipe--Chemical Requirements

Pipe

Grade

Composition, %

C

                               max

Mn


P

      max

S

    max

Si

Others



<=1in

(25mm)

>1~2in

(25~50mm)

>2~4in(50-100mm)

>4~8in

(100~200mm)

>8in

(200mm)

<=1/2in

(12.5mm)

>1/2in

(12.5mm)






60

0.24 

0.21 

0.29 

0.31 

0.31 

0.98max

0.035

0.035

0.13–0.45

...

65

0.28 

0.31 

0.33 

0.33 

0.33 

0.98max

0.035

0.035

0.13–0.45

...

70

0.31 

0.33 

0.35 

0.35 

0.35 

1.30max

0.035

0.035

0.13–0.45

...

C

55

0.18 

0.20 

0.22 

0.24 

0.26 

0.55–0.98

0.55–1.30

0.035

0.035

0.13–0.45

...

60

0.21 

0.23 

0.25 

0.27 

0.27 

0.55–0.98

0.79–1.30

0.035

0.035

0.13–0.45

...

65

0.24 

0.26 

0.28 

0.29 

0.29 

0.79–1.30

0.79–1.30

0.035

0.035

0.13–0.45

...

70

0.27 

0.28 

0.30 

0.31 

0.31 

0.79–1.30

0.79–1.30

0.035

0.035

0.13–0.45

...


A671 pipe--Mechanical Properties

Grade


CB60

CB65

CB70

CC60

CC65

CC70

Tensile strength, min:

ksi

60

65

70

60

65

70

Mpa

415

450

485

415

450

485

Yield strength, min:

ksi

32

35

38

32

35

38

MPa

220

240

260

220

240

260

A672 pipe--Mechanical Properties

Grade


B60

B65

B70

C55

C60

C65

C70

Tensile strength, min:

ksi

60

65

70

55

60

65

70

Mpa

415

450

485

380

415

450

485

Yield strength, min:

ksi

32

35

38

30

32

35

38

MPa

220

240

260

205

220

240

260


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