Ductile iron resilient seat non rising stem gate valve with gearbox for small size gate valve,size from DN50 to DN300,DIN3352,Face to face DIN3202 F4, PN10/PN16
Design Standard:DIN3352,BS5163
Face to face dimensions: DIN3202 F4,F5,BS5163
Flange:DIN2501,BS EN1092 PN10,PN16
Each valve be tested according to test standard: DIN3230,BS EN1074,BS EN12266,BS EN1171
Work Temperature: 0-80°C
Working Pressure:PN10,PN16
Size:DN50-DN300

Materials
Body: Ductile Iron(GGGG50)
Bonnet: Ductile Iron(GGGG50)
Wedge:Ductile iron coated by NBR or EPDM
Stem:2Cr13
Stem nut:Brass
Gland:Ductile iron or Brass
O ring:NBR
Gasket:NBR
Bonnet Bolts:Steel 8.8+Wax
Gearbox:bevel gearbox,spur gearbox