Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

gas pipeline


 

API-5L SEAMLESS GAS LINE PIPE:

Seamless Line Pipe PSL1 or PSL 2

Material:GR.B,X42,X52,X60,X65,X70,X80

Size:13.7mm-711.2mm

Length:DRL or (6-12meter)

Uses:For conveying gas,water,and oil in both the oil and natural gas industries

Standard

Grade

Tensile

Strength

(Mpa)

Yield strength

(Mpa)

Yieldratio

Elongation

(%)

0°C Akv(J)

Heat-treatment 
condition

API 5L

GB/T9711.2

B

≥415

245~440

≤0.8

22

≥40

Normalizing

X42

≥415

290~440

≤0.80

21

≥40

 

N

X52

≥460

360~510

≤0.85

20

≥40

 

N

X60

≥520

415~565

≤0.85

18

≥40

 

N

X65

≥535

450~570

≤0.90

18

≥40

 

Q&T

X70

≥570

485~605

≤0.90

18

≥40

 

Q&T

Chemical composition

Standard

Grade

Chemical

composition

CEV(%)

 

C

Si

Mn

P

S

V

Nb

Ti

 

API SPEC5L

B

≤0.16

≤0.40

≤1.10

≤0.02

≤0.01

 

 

 

≤0.42

X42

≤0.17

≤0.40

≤1.20

≤0.020

≤0.01

≤0.05

≤0.05

≤0.04

≤0.42

 

 

X52

≤0.20

≤0.45

≤1.60

≤0.020

≤0.01

≤0.10

≤0.05

≤0.04

≤0.45

 

 

X60

≤0.21

≤0.45

≤1.60

≤0.020

≤0.010

≤0.15

≤0.05

≤0.04

 

 

 

X65

≤0.16

≤0.45

≤1.60

≤0.020

≤0.010

≤0.06

≤0.05

≤0.06

≤0.45

 

 

X70

≤0.16

≤0.45

≤1.70

≤0.020

≤0.010

≤0.06

≤0.05

≤0.06

≤0.45

 

 

 

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