Metal seated knife gate valve Rubber seated knife gate valve Urethan seated knife gate valve Garbage process knife gate valve STAINLESS STEEL: 304SS, 316SS, 316LSS 317SS, 317LSS, Ph 17-4 DUPLEX-SMO254, CD4MCu, 904L, SAF2507, SAF2205, ALLOY31 HASTELLOY-CX2MW C276 INCONELL, MONEL