Pipe Fittings: 45D, 90D & 180D Elbow, Reduced & Equal Tee, Concentric & Eccentric Reducer, Cap, Bends, etc. (BW, SW, and Threaded) Materials: Carbon Steel, Alloy Steel, Stainless Steel Standards: ANSI, DIN, BS, etc. Diameter: from 0.5 to 56 inches