GB/T21237 L450is a kind Heavy steel plate for oil and gas transmission pipe. It is widely used in gas and oil transportation, mechanical and manufacture, steel structure, ship building, bridging, automobile chassis.
 

GB/T 21237:L450 Pipeline Steel Plate Chemical composition
 

Grade	Chemical composition (mass fraction)/%,≤
	C	Si	Mn	P	S
L450	0.12	0.4	1.65	0.02	0.01

GB/T 21237:L450 Pipeline Steel Plate Chemical composition
 

Grade	Yield Strength（MPA）	Tensile Strength（MPA）	Yield Ratio， ≤	Impact test -20℃，Horizontal	180° Bending test
L450	450~600	535~755	0.92	120	d=2a

GB/T21237 L450 Specification:
 

Thickness:6mm~40mm Width:1600mm~3800mm Length:3000mm-12000mm

Our highly experienced and knowledgeable staffare more than willing to support you in GB/T21237 L450 pipeline steel plate.We can offer a complete line of processing capabilities such asLaser Cutting,Plasma Cutting, Oxyfuel Cutting,CNC Machining,Forming, and Robotic Welding.
 

We pride ourselves on our flexibility, creative solutions, quality workmanship and delivery on time. If you have any needs about GB/T21237 L450 pipeline steel, please contact us by email , we will reply to you as soon as possible!