1.Item:stainless steel flange 2.Size:1/2"-100",SCH5-160 3.Grade:310S,309S,316, ... AISI B16.47, AISI B16.36, MSS SP44, API6A, BS 4504, EN1092,UNI 2277/2278, DIN 4504Material 310S,310,309,309S,316 ... ,904L,Duplex,etcTypePlate Flange, Flat Flange, Slip on Flange, Welding Neck Flange, Long Welding Neck Flange, Blind Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint FlangeConnection ...