Forged Flange Size:1/2"-160" Material:Carbon steel: Q235B, A105,16Mn, 316L 20#; Stainless steel; Alloy steel Forged Flange 1.ANSI FLANGESStandard: ANSI B16.5ANSI B16.47MSS SP44ANSI B16.36 ANSI B16.48Types: Welding Neck Flanges, Slip on Flanges, Threaded Flanges, Socket Welding Flanges, Blind Flanges, Orifice Flanges, Lap Joint Flanges, Ring Joint Flanges, Long Welding Neck Flanges, Figure 8 ...