API 5L PSL1 X70 pipeline steel plate belongs to low carbon or ultra-low carbon microalloyed steel, which is a product with high technical content and high added value. API 5L PSL1 X70 pipeline steel requires not only high compressive strength, but also hi

API 5L PSL1 X65 steel plate belongs to low carbon or ultra-low carbon microalloyed steel, which is a product with high technical content and high added value. The production of API 5L PSL1 X65 steel plate has almost applied all the new technological achie

API 5L PSL1 X60 steel plate is the pipeline pipe of American Petroleum standard. API 5L PSL1 X60 steel plate includes seamless pipe and welded steel pipe, with flat end, threaded end and socket end; its connection mode is end welding, coupling connection,

The production of API 5L PSL1 X56 pipeline sheet adopts microalloying heating treatment process, the production cost of stainless steel seamless pipe is significantly higher than that of welded pipe, and with the improvement of API 5L PSL1 X56 pipeline sh