Standard and Specification
Design standard Face to face Flanges standard Working temperature Suitable mudium
SABS669 SABS669 Socket to PVC pipe and -20℃--120℃ Water
EN558 Cast iron pipe Steam
Oil Main parts materials
Body Bonnet Disc Stem Stem nut Gasket
GGG40 GGG40 GGG40/GGG50 2Cr13 Brass NBR
GGG50 GGG50 with SS304 EPDM
NBR/EPDM SS316
DIN3352-F4 gate valves DIN3352-F4 gate valves
DIN3352-F5 gate valves DIN3352-F5 gate valves
BS5163 gate valves BS5163 gate valves
OS&Y gate valves OS&Y gate valves