Rising Stem Resilient Seated Gate Valve
Rubber seated check valve is mainly made up of body, cover and disc, and the disc adopts steel plate coated with rubber. It mainly applies to the water outlet of the water supply and drainage system to prevent backflow and water hammer damage to the pump.
The valve disc is made of EPDM rubber and steel plate by high temperature pressing, with good scour resistance and sealing performance, and the switch life can reach 1 million times. The product has the characteristics of simple structure, convenient maintenance, repair and transportation.
1.Standard
|
Design & manufacturing |
BS5153 |
|
Face to face |
BS5153, DIN3202 F6 |
|
Flange ends |
EN1092-2, ASME B16.1/B16.42, AS4087 |
|
Inspection & testing |
EN12266 |
2.Technical Specification
|
Size |
DN50-800 |
|
Working Pressure |
PN10/16 |
|
Applicable medium |
water, sewage, waste water |
|
Applicable temperature |
0℃~80℃ |
3.Main parts material
|
Part Name |
Material |
|
Body |
Ductile Iron |
|
Bonnet |
Ductile Iron |
|
Disc |
WCB+EPDM |
|
Shaft |
SS420 |
|
Fasteners |
Carbon steel/Stainless steel |
4. Features
- Small head loss, not easy to accumulate debris, easy maintenance
- Quick disc closing and low water hammer pressure
- Both horizontal and vertical piping can be used, easy to install
- Unobstructed flow channel and low fluid resistance
- Good sealing performance
- Short disc stroke and small impact force when closing the valve
- Long service life and high reliability
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