Multifunctional Silent Lift Check Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
E-mail: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Multifunctional silent lift check valves
Product usages
HDW41X multifunctional silent lift check valve is mainly used for high-rise buildings, pressuring water pump outlet. When the water pump is open, the valve will automatically slow to open; pump stops, to achieve the fast off, slow off two-stage, and can completely eliminate water hammer.
Product features
1.the valve can replace the water pump outlet butterfly valve, gate valve, etc., belong to one for multi-purpose valve
2.no vibration, no noise, stable performance, safety and reliability
3.small size, light weight, simple structure,
4.sealing effect is good, anti-friction, long service life
Dimensions & constructral diagram
Multifunctional silent lift check valve constructral diagram
Performance parameters
| type | HDW41X-10 | HDW41X-16 | HDW41X-25 | |
| nominal pressure（MPa） | 1.0 | 1.6 | 2.5 | |
| nominal diameter（mm） | 50～250 | |||
| maximum working pressure（MPa） | 1.0 | 1.6 | 2.5 | |
| sealing test pressure（MPa） | 1.0 | 1.6 | 2.5 | |
| body test pressure（MPa） | 1.5 | 2.5 | 3.75 | |
| the materials of main parts | body | cast iron,cast steel, stainless steel | ||
| disc | natural rubber 75%, stainless steel 75% | |||
| piston | stainless steel 0 | |||
| Micro-regulating valve | die-casting Brass | |||
