... pipes, seamless steel pipes,elbow,reducer,tee,caps,flange,tube etc.. 1) Stainless steel flange and carbon steel flange2) Standard: ASME, ... pipes, seamless steel pipes,elbow,reducer,tee,caps,flange,tube etc...1. Butt weld Elbow 45degree & 90degree Long Radius &Short Radius2. ... .6.All kinds of Flanges, welding neck , slip on , socket weld , threaded, lap joint, blind, spectacle, orifice, ring and long ...