• No.101 Wanbo 1st Road, Nancun Town, Panyu District, Guangzhou, Guangdong, China
  • 0086-020-84886013，84886093，84886091，84886012
  • sales@finegosteel.com
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Standard

ASME SA672/SA672M

ASTM A672 Standard Specification for Electric-Fusion-Welded Steel Pipe for High Pressure Service at Moderate Temperature covers electrical-fusion-welded steel pipe for high-pressure service at moderate temperature. Heat treatment may or may not be required to attain the desired properties or to comply with applicable code requirements.


Specification：

Types: EFW (Electric Fusion Welded Pipes)
EFW Pipes: 6" NB - 24" NB
Outer Diameter Size: 16" NB To 100" NB (Nominal Bore Size)
Wall Thickness: Schedule 20 To Schedule XXS (Heavier On Request) Up to 250 mm Thickness Length : 5 To 7 Meters, 09 To 13 Meters, Single Random Length, Double Random Length And Customize Size
Pipe Ends: Plain Ends / Beveled Ends / threaded Ends/ Coupling
Delivery Conditions: As Rolled, Normalizing Rolled, Thermomechanical Rolled / Formed, Normalizing Formed, Normalized and Tempered / Quenched and Tempered - BR / N / Q /T
Packaging: Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector


Sr No

DESCRIPTION

GRADE

SIZE RANGE

A

ASTM A672 EFW / WELDED PIPES



1

Carbon Steel ASTM A672 EFW Pipes

ASTM A672

1/2″ – 24″

2

Carbon Steel ASTM A672 Black & Galvanized Pipes

ASTM A672

1/2″ – 16″


CHEMICAL COMPOSITION:

Specification

Steel grade

Chemical composition

Remarks

C

Si

Mn

P

S

Ti










Pipes for pressure service
ASTM A672

-/A45

-/0.17

-

0.98

0.035

0.035

-

A672

-/A50

-/0.22

-

CA55/A55

0.28

-

-/B55

-/0.20

0.13
~0.45

CB60/B60

0.24

CB65/B65

0.28

CB70/C70

0.31

1.30

-/C55

-/0.18

0.55
~0.98

CC60/C60

0.21

CC65/C65

0.24

0.79
~1.30

CC70/C70

0.27


MECHANICAL PROPERTIES:

Products

Steel Grade

BASE METAL MECHANICAL COMPOSITION

Welding point tensile strength (N/mm2)

Remarks

Yield point (N/mm2)

Tensile Stregth (N/mm2)

Test Pieces

Elongation (%)

Pipes for pressure service ASTM A672

-/A45

-/165

-/310~450

-

-/30

-/310~450

A672

-/A50

-/185

-/345~485

-/28

-/345~485

CA55/A55

205

380~515

27

380~515

-/B55

-/205

-/380~515

-/27

-/380~515

CB60/B60

220

415~550

25

415~550

CB65/B65

240

450~585

23

450~585

CB70/B70

260

485~620

21

485~620

-/C55

-/205

-/380~515

-/27

-/380~515

CC60/C60

220

415~550

25

415~550

CC65/C65

240

450~585

23

450~585

CC70/C70

260

485~620

21

485~620

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  • No.101 Wanbo 1st Road, Nancun Town, Panyu District, Guangzhou, Guangdong, China
  • 0086-020-84886013，84886093，84886091，84886012
  • sales@finegosteel.com
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