China, Ductile Eisen, Goss, Dual Plate, Double Plate, Wafer, Flange, Lugged, Check Valve, Fabrikatioun, Fabrik, Präis, RF, RTJ, Trim 1, Trim 8, Trim 5, PTFE, Viton, Metal, Sëtz, Ventilematerialien hunn Kuelestol, Edelstol, 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 an aner speziell Legierung.Drock vun der Klass 150LB, PN10, PN16, JIS 10K, JIS 5K