Ductile iron resilient seat gate valve with stem cap,stem cap for extension spindle close and open operation from street box(surface box) or T key operation.

Gate valve Design Standard:BS5163,DIN3352
Face to face dimensions: BS5163,F4,F5
Flange:BS4504 PN10,PN16,EN1092 PN10,PN16
Each valve be tested according to test standard: EN1074,BS EN12266,BS EN1171
Work Temperature: 0-80°C
Working Pressure:PN10,PN16
Size:DN50-DN600

Materials:
Body: Ductile Iron(GGGG50)
Bonnet: Ductile Iron(GGGG50)
Wedge:Ductile iron coated by NBR or EPDM
Stem:2Cr13
Stem nut:Ductile iron(GGGG50)
Gland:Ductile iron(GGGG50)
O ring:NBR
Gasket:NBR
Bonnet Bolts:Steel 8.8+Wax
Stem cap:Cast Iron(GG25) or Ductile iron(GGG50)