stainless steel straight tee size:1/8"-4" heat resistance ... Our company is a leading professional manufacturer of Carbon Steel Butt Welded Pipe Fittings according to ASTM A234 WPB ... 1/2 inch to 72nch5.Bend 3D, 4D, 5D etc.welding neck , slip on , socket weld , threaded, lap joint, ... blind, spectacle, orifice, ring and long welding neck flanges.SIZE: 1/2 inch-48 inch DN15-DN1200WALL ...