GBT 21237 L555 steel pipeline plateL555 Pipeline steel plate under Grade L555 has won the national special equipment manufacturing license. GB/T21237 L555is a kind of pipeline steel plate for oil and natural gas.

GB/T 21237:L555 Pipeline Steel Plate Chemical composition
 

Grade	Chemical composition (mass fraction)/%,≤
	C	Si	Mn	P	S
L555	0.1	0.4	2	0.02	0.01

GB/T 21237:L555 Pipeline Steel Plate Chemical composition
 

Grade	Yield Strength（MPA）	Tensile Strength（MPA）	Yield Ratio， ≤	Impact test -20℃，Horizontal	180° Bending test
L555	555~690	625~825	0.93	150	d=2a

GB/T 21237: L555Hot Rolled Pipeline steel plate)
 

pipeline steel plate products size
Thickness:6mm~40mm
Width:1600mm~3800mm
Length:3000mm-12000mm

Delivery Condition
 

AR(As Hot Rolled), N(Normalized), T(Tempered), Q(Quenched), TMCP, Q+T(Quenched and Tempered), UT(Ultrasonic Test:ASTM A435,ASTM A578-C/B/A,EN10160-S0E1,S1E2,S2E3,S3E4), Impact Test, PWHT(Post Weld Heat Treatment), HIC, Z Test(Z15, Z25, Z35)
 

L555Hot Rolled Pipeline steel plate is a type of corrosion resistant steel pipeline product, we can supply GB/T 21237: L555Hot Rolled Pipeline steel plate products with best price. we can supply the Manufactory Test Certificate.so please contact us by email for further information about L555 Pipeline steel plate when you have the needs.