Pipe Fittings Types: Elbow, Tee, Reducer, Cap, Coupling, Nipple, Union and Plug. Materials: Carbon Steel, Stainless Steel, Malleable Iron, Brass, A234, A105, A403, F304, F304L, F316 and F316L. Manufacturing Standards: ANSI, ISO, JIS and DIN. Sizes: 1/2-56 Inch (DN15-DN1400). Pressures: Class 3000, 6000 and 9000. Wall Thickness: SCH 5-SCH 160.