ductile iron resilient seated non rising stem gate valve working pressure PN25 and flange drills to EN1092 PN25.

Design Standard:DIN3352,BS5163
Face to face dimensions: DIN3202 F4,F5,BS5163,BS EN558 Series 14,and BS EN558 series 15
Flange:DIN2501,BS EN1092 PN25
Each valve be tested according to test standard: DIN3230,BS EN1074,BS EN12266,BS EN1171
Working Temperature: 0-80°C
Working Pressure:PN25
Size:DN50-DN400

Materials:
Body: Ductile Iron(GGGG50)
Bonnet: Ductile Iron(GGGG50)
Wedge:Ductile iron vulcanised by NBR or EPDM
Stem:2Cr13/SS304/SS316
Stem nut:Brass
Gland:Ductile iron or Brass
O ring:NBR
Gasket:NBR
Bonnet Bolts:Steel 8.8+Wax
Handwheel:Cast Iron(GG25) or Ductile iron(GGG50)