China, API 594, Dual Plate, Duplex Plate, Wafer, Flange, Lugged, Compesce Valve, Fabrica, Factory, Pretium, RF, RTJ, trim 1, trim 8, trim 5, PTFE, Viton, Metal, sedes, valvulae materias habent. carbon chalybs, chalybs immaculata, A216 WCB, A351 CF3, CF8, CF3M, CF8M, A352 LCB, LCC, LC2, A995 4A.5A, A105(N), F304(L), F316(L), F11, F22, F51, F347, F321, F51, Alloy 20, Monel, Inconel, Hastelloy, Aluminium Bronze and other special oflay.Impetus ex classibus 150LB, 300LB, 600LB, 900LB, 1500LB, 2500LB