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GB/T 9711-2011 L290R/X42R PSL2 LSAW pipeline

GB/T9711-2011 L290R/X42R PSL2 LSAW pipeline is an industrial steel pipe,L290R/X42R PSL2 LSAW pipeline is mainly used in the field of construction, shipbuilding, petrochemical, hydropower industry, can accept chemical composition analysis, mechanical properties, technical performance, size inspection, non-destructive testing, hydraulic test, SR1 electromagnetic inspection.

GB/T 9711-2011 L290R/X42R PSL2 LSAW pipeline

L290R/X42R PSL2 LSAW pipeline Chemical composition

Grade

Chemical composition %  (Max)

C

Si

Mn

P

S

V

Nb

Ti

L290R/X42R

0.24

0.40

1.20

0.025

0.015

0.06

0.05

0.04

GB/T9711-2011 L290R/X42R PSL2 LSAW pipeline Mechanical properties

Grade

Mechanical properties

Yield Strength (Mpa)

Tensile Strength(Mpa)

L290R/X42R

290-495

415-760

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