stainless steel flange

Specification: welding neck flange, , slip on, lap joint flange, blind, thread, socket welded flange Manufacturing standards: ASTM standard US / ANSI / ASTM, BS STD3293, JIS standard Stainless Steel: ASTM A 182, A 240 Grade: F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, Duplex Stainless Steel: UNS S31803, 2205 Carbon Steel: ASTM A 105, ASTM A 181 Alloy Steel: ASTM A 182, GR F1, F11, F22, F5, F9, F91 Size: 1/8" NB to 48"NB Class: 150, 300, 400, 600, 900, 1500 & 2500 The surface forms: according to customer requirement Special shape can be manufactured according to customer drawings.