Soft seal cast iron butterfly valve
Features:
Simple structure and excellent performance.
Small, lightweight, easy installation and maintenance.
Completely sealed, double eccentric disc
Detailed Description:
Size: DN50-DN3000
End flange: ANSI B 16.1, EN 1092, AS 2129
Face to face: ANSI B 16.10
Top flange: ISO 5211
Normal pressure: DN50-DN3000, PN6, PN10, PN16, PN25
Body:Cast iron, ductile iron, WCB, ALB, CF8, CF8M
Disc: DI/ALB/Rubber lined Disc/1.2501/1.4529/CF8/Hastelloy Alloy/Monel
Stem: 416/304/431/17-4PH
Seat: NBR, EPDM, Viton, Neoprene, Silicon, PTFE etc
Suitable temperature: -45~150
Actuator: gearbox, electric, hydraulic, pneumatic
Performance and specifications:
Technical Specification |
PN(Mpa) |
ANSI Class (Lbs) |
||||
0.6 |
1.0 |
1.6 |
2.5 |
150 |
||
Test Pressure (MPA) |
Shell Test |
0.9 |
1.5 |
2.4 |
3.75 |
2.94 |
Seal Test |
0.66 |
1.1 |
1.76 |
2.75 |
2.16 |
|
Air Test |
0.55+/-0.07 |
These products are widely used in water source projects, urban water supply and drainage, sewage treatment, electric power, petroleum, petrochemical, heat supply, shipbuilding, medicine and metallurgy industries. Valves used for regulating or cutting off liquids in pipelines.