Forged Steel Flanges: Type: WN, SO, Blind, Threaded, Plate, Orifice, Figure-8 blank, Paddle blank/Spacer, etc. Dimension to ANSI B16.5, B16.47, B16.36, MSS-SP-44, API605, BS4505, BS3799, DIN2576, 2527, 2631, JIS B2220/KS B1503, AS4087, UNI2253, 2281,2282, 2283, 2284, 2285, 6093, etc. Size: from 1/2"to 60" Material: Carbon steel, alloy steel, stainless steel to ASTM A105, A350, A182, A694 ST37-2, C22.8 ANSI B16.5, B16.47, B16.36, MSS-SP-44, API605, BS4505, BS3799, DIN2576, 2527, 2631, JIS B2220/KS B1503, AS4087, UNI2253, 2281,2282, 2283, 2284, 2285, 6093, etc.