Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence, Stop Meduim Return
Soft Sealing
Unidirection
Industrial Usage, Water Industrial Usage, Household Usage, Power Plant, Sewage Treatment Plant
304, Wcb Iron, Ggg40, Ductile Iron, Cast Iron
Ductile Iron, Stainless Steel 304, 316, 1.4526
Stainless Steel 410 or 416
Export Standard Wooden Case
DN100-DN4000