... welded ,L/R, S/R, 45deg,90deg,180DegMATERIAL : carbon steel,alloy steel,stainless steel, A234 WPB STANDARD:ANSI B16.9/16.28 , DIN2605 ... caps,flange,tube etc...1. Butt weld Elbow 45degree & 90degree Long Radius &Short Radius2. Butt weld Straight Tees & Reducing Tees ... socket weld , threaded, lap joint, blind, spectacle, orifice, ring and long welding neck flanges.SIZE: 1/2 inch-72 inchWALL THICKNESS ...