Micro resistance slowly-closing silencing check valve

Product Application                                                               

Tianjin Tanggu Water-seal Valve Co., Ltd was established in 1997. Our main products include Center line butterfly valve, flanged butterfly valve, metal butterfly valve, check valve, ball valve, muti-functions pump, gate valve, hydraulic control valve and their series products. They are widely used in water supply and drainage, electric power, petrol chemical, metallurgical and other industry.

 Sturcture design                                                 

Overall Dimensions & Weights

Characteristic of product                                                                            

1) This special design can prevent the destructive water hammer efficiently, ensure the safety of the pipeline

2) The Disc is light to open, it is a high efficiency and energy saving products.
3) Smooth operation, no vibration, no noise, safe and trouble-free
4) The design is novel, sequential device can prevent destructive water hammer effectively.
5)The rubber soft seal can be completely sealed, no leakage

Series of the check valve                                                             

Technical Specifications                                                              

Material of the Main parts                                                       

1. The body: Cast Iron, Cast Steel

2. The Disc: Carbbon steel and rubber

3. Stem and the  Cylinder piston: Stainless steel

4. The Spring: Stainless steel

5. The seat: Stainless steel

 Certification