Low Resistant Slow Closing Check Valve

Low resistant slow closing check valve is utilized for drainage system. The check valve is installed at the exit of pump to avoid refluence of medium and eliminate destructive water hammer. It can also decrease the pressure of water hammer effectively to ensure safety when check valve closed.

 

Characteristics

1. Utilizing hydraulic slow closing installation

2. Light weight, large aperture, energy conservation

3. Reliable seal, wearing resistance, long service life, no vibration, no noise, etc.

 

Standards 

Design: GB/T 12233

Face to Face : GB/T 12221

Flange: JB/T 79,HG20592,GB9113,ANSI

Test & Inspection: JB/T 9092,GB/T13927

Pressure & Temperature: GB/T 9131

Marking: GB/T 12220

 

Model No.

Materials	Model No.
HT200	HH44H/X-10,HH44H/X-16
WCB	HH44H/X-16C,HH44H/X-25