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Line pipe

Line pipe

Line Pipe for gas & oil service

standards: API SPEC 5L

Process method: Cold drawing, Hot Rolling, Hot Expanding

specification: 

O.D.: 1/2" to 28"  (21.3mm∼711mm )      

W.T.: 0.078" to  2.362"  (2mm∼60mm)    

L: max 13000mm, Fixed length 5.8M,6M,11.8M,Double random length (DRL)

Application:

Used for conveying gas,water,and petroleum of both the oil and natural gas

industries.

chemical composition and mechanical properties:

Grade and Chemical Composition (%)



Steel grade

 Chemical composition, %

C

Mn

P

S

Si

V

Nb

Ti

A or L210

≤0.22

≤0.90

≤0.030

≤0.030

-

-

-

≤0.25

B or L245

≤0.28

≤1.20

≤0.030

≤0.030

-

-

-

≤0.25

x42 

≤0.28

≤1.30

≤0.030

≤0.030

-

-

-

≤0.25

X46 

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

≤0.25

X52

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

≤0.25

X56 

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

≤0.25

X60 

≤0.28

≤1.40

≤0.030

≤0.030

-

-

-

≤0.25

≤0.24

≤1.20

≤0.025

≤0.015

≤0.40

c

c

≤0.25

X42R

≤0.24

≤1.20

≤0.025

≤0.015

≤0.40

≤0.06

≤0.05

≤0.25

BN 

≤0.24

≤1.20

≤0.025

≤0.015

≤0.40

c

c

≤0.25

X42N 

≤0.24

≤1.20

≤0.025

≤0.015

≤0.40

≤0.06

≤0.05

≤0.25

X46N 

≤0.24

≤1.40

≤0.025

≤0.015

≤0.40

≤0.07

≤0.05

≤0.25

X52N 

≤0.24

≤1.40

≤0.025

≤0.015

≤0.45

≤0.10

≤0.05

≤0.25

X56N 

≤0.24

≤1.40

≤0.025

≤0.015

≤0.45

≤0.10

≤0.05

≤0.25

X60N 

≤0.24

≤1.40

≤0.025

≤0.015

≤0.45

≤0.10

≤0.05

-

 



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Steel Pipe,Stainless Steel

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