... : Q195, Q215, Q235, Q345, X52, X60 STK500, or per the buyers demand. 3) Standards: ANSI,ASME, A ... : Q195, Q215, Q235, Q345, X52, X60 STK500, or per the buyers demand.3) Standards: ANSI,ASME, ASTM, ... and coupling B) Plain end C)Both inner or outer welded stab can be removed5) Dimension of the ... or 12m, or per the buyers demandSHANGHAI SAN YE STEEL PIPE CO.,LTD. Is one of the leading manufactures of welded ...