Business Scope:Butterfly Valve,Gate Valve,Check Valve,Globe Valve,Ball Valve,Y Strainer,Rubber Joint,etc
1. Suitable media: Water.
2. Flange: ГОСТ 12815-80.
3. Nominal diameter: DN40~DN1200 (1 1/2"~24").
4. Tightness check: ГОСТ 12815-80.
5. Working pressure: PN10.
6. Operator: hand wheel, Gear box, electric actuator, etc.
7. Working temperature: -20 to 120 centigrade. (EPDM: -20 to 120, NBR: -10 to 80).
8. Face-to-face conform to ГОСТ 12815-80.
A) Seal: Brass.
B) Gland follower: Brass/ductile iron.
C) Bolt and nut: Stainless steel, steel with zinc.
D) Stem: Stainless steel, brass, bronze, steel with zinc.
E) Hand-wheel: Ductile iron/ malleable Iron/carbon steel.
F) Body/Bonnet/Disc: Cast iron/ductile iron/CI/DI/GG25/GGG40/GGG50/HT200/QT450.