Cangzhou Qiancheng Steel-Pipe CO.,LTD,china Wang Haicheng +86 -158 3377 5527 E- m ai l( M S N ) :haichengqiu@hotmail.com, supply API 5L Gr.B carbon steel seamless steel pipes.
supply steel pipe JIS-G3461
Dimension range 1/2'-36'
Wall thickness range SCH20-SCH160