1.LSAW Steel Pipe 2.DN(219mm---2420mm)3.Wallthickness(5.6mm--20.6mm)4.Excutitive Standard: API 5L 5.Grade : B(L245)/X42(L290)/X52(L360)X60(L450)
MSN : caodongyue2008(at)hotmail(dot)comGoogle talk : caodongyue888(at)gmail(at)comE-mail : caodongyue2008(at)yahoo(at)cnSkpe : caodongyue2008
Cell : 86+15226638197