0102030405
Groove type non rising stem resilient seated gate valve
Technical parameters of groove type non rising stem elastic seat sealing gate valve Nominal diameter Nominal pressure(MPa) Sealing test(MPa) Shell test pressure(MPa) Medium temperature Applicable medium DN50~DN300 1.0/1.6 1.1/1.76 1.5/2.4 0~70℃ Clean water, sewage and raw water Material of main parts name valve body spool Valve core rubber Valve cover Stem snap ring Gland Bracket seal ring handwheel Bolt texture of material Ductile iron Ductile iron EPDM、NBR Ductile iron 20Cr13 bronze Ductile iron Ductile iron NBR Ductile iron Ductile iron 8.8 Galvanized Main connection dimensions mm Nominal diameter 50 65 80 100 125 150 200 250 300 D 57 60 76 89 108 114 133 159 219 273 325 140 165 A 14.5 14.5 14.5 16 16 16 19 19 19 B 9.5 9.5 9.5 9.5 9.5 9.5 13 13 13 C 2.2 2.2 2.2 2.2 2.2 2.2 2.5 2.5 3.3 L 145 180 180 180 200 240 275 325 355 H 325 422 422 422 500 620 750 880 D0 180 200 200 200 240 320 320 400