Mô tả

GOST gate valve

Standard specificastion:
Design standard: GOST
Face to Face: GOST
Flange Ends: GOST
Welding connection: GB/T 12224
Test & Inspection: ISO5208
Pressure and temp: GB/T 12224

Main parts materials:
Body: WCB+13Cr, CF8, CF8M, CF3, CF3M, LCC+STL
Disc: WCB+13Cr, CF8, CF8M, CF3, CF3M, LCC+STL
Stem: 2Cr13, F304, F316, F304L, F316L, F304
Bolt: 45#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 35CrMoA
Nut: 35#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 45#
Gasket: SS+Flexible Graphite
Bonnet: WCB+13Cr, CF8, CF8M, CF3, CF3M, LCC
Packing: Graphite
Bolt: 45#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 35CrMoA
Nut: 35#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 45#
Bearing: Bearing steel
Stem nut: ZQAL9-4
Bearing Cover: 25#
Packing Cover: WCB, CF8, CF8M, CF3, CF3M, LCC
Pin: 2Cr13, 304
Bolt: 45#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 45#
Nut: 35#, OCr18Ni9, OCr18Ni9, OCr18Ni9, OCr18Ni9, 35#
Yoke: WCB, CF8
Oil cup: Bronze
Flat key: 35#
Handwheel: GGG40
Lock nut: 25#