... of the clients.Stainless Steel : ASTM A 182, A 240Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H ... : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.StandardANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16 ... : BS4504 , BS4504, BS1560, BS10 304/304L & 3016/316L ANSI B16.5 Flange