GBT 21237 L450 steel pipeline plate
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, auto...
GBT 21237 L485 steel pipeline plate
L485 belongs to standard GB/T21237,GB/T21237 L485 pipe line steel plate Process is hot finished. This kind Pipeline steel plates are used to fabricate large diameter welded pipes which transport oil ...
GBT 21237 L555 steel pipeline plate
L555 Pipeline steel plate under Grade L555 has won the national special equipment manufacturing license....
API 5L Gr.B-X56 pipeline steel plate
API 5L Gr.B-X56 is a pipeline steel plate, API 5L Gr.B-X56 high tensile and bending limit, with the pipe to prevent deformation due to buckling, instability and ductile fracture limit deformation capa...
API 5L Gr.B-X60 pipeline steel plate
API 5L Gr.B-X60 is a kind of pipeline steel plate, which can meet the pipeline high-pressure, high-flow transport strength requirements and meet the requirements to prevent crack initiation and crack ...
