Design and manufacture: ASME/ANSI B16.11, B 1.20.1, MSS SP-79, 83, and JIS B 2316 Types: union, 45 and 90 degree elbow, tee, cap, coupling, nipple, bushing, plug and half-thread short pipe Ends: socket weld and threaded NPT Nominal diameter: NPS 1/8 to 4 inches (DN6 to DN100) Working pressure: Threaded: 2,000, 3,000, and 6,000lbs Socket weld: 3,000, 6,000, and 9,000lbs Materials: ASTM A 105, ASTM A 182 F304, F304L, F316, and F316L