Stainless Steel Flanges
Standard : ASTM / ASME A/SA 182 & A240
Grade : F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L.

Duplex Steel Flanges
Standard : ASTM / ASME A/SA 182
Grade : F 44, F 45, F51, F 53, F 55, F 60, F 61

Carbon Steel Flanges
Standard : ASTM / ASME A/SA 105 / 350 LF 2 / A 516 GR.70 / IS 2062

Alloy Steel Flanges
Standard : ASTM / ASME A/SA 182 / A 387
Grade : F5, F9, F11, F12, F22, F91.

Nickel Alloy Flanges
Standard : ASTM / ASME SB 564 / 160 / 472
Grade : UNS 2200 (NICKEL 200), UNS 4400 (MonEL 400), UNS 8825 INConEL (825), UNS 6600 (INConEL 600), UNS 6601 (INConEL 601), UNS 6625 (INConEL 625), UNS 10276 (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)

Copper Alloy Flanges
Standard : ASTM / ASME SB 61 / 62 / 151 / 152.
Grade : UNS NO. C 92200, UNS NO. C 83600, UNS NO. 70600, 71500, C 70600 (CU -NI- 90/10), C 71500 (CU -NI- 70/30), UNS NO C 10100, C 10200, C 10300, C 10800, C 12000, C 12200