Structural Feature Short structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
Soft Seat Wafer Double Plate Check Valve
The wafer check valve is a general one-way fluid valve. The wafer type check valve is light in weight, small in volume and easy to be installed between flanges. the valve is composed of two discs and body . The valve plates is closed by the deformation of the spring fixed on the valve body with the pin, and the fluid pressure makes the open spring deform very quickly, so that the pipeline can be protected from the damage of the water hammer.
Metal seal or rubber seal.
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.
WCB CF8 CF3 GR4A Hastelloy C etc.
Inside and outside epoxy coating
Applicable temperature: -196-540 different raw material for different work temperature
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)
About this product:
Stem: Stainless Steel
Spring: Stainless Steel
Seat: EPDM, NBR, Stainless Steel
Size: DN40-DN600mm PN1.0-1.6MPa
Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
Flange Connection: DIN, ANSI, BS, JIS, UNIVERSAL FLANGE
1 Are you a factory or trading company?
We are a factory specialized in manufacturing valves about 20 years.
2 Where are the main markets for your products?
We hope to make business with companies from all over the world. And for now, our valves and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.
3 Do you have a minimum quantity of the products?
No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.
4 Can you print our Logo on the valves?
Yes, we can totally produce products according to your special request.
5 What is your lead time?
It's around 25-45 days normally.
6 How can I check your factory situation while it's difficult for me to come to China?
We have photos and videos on our website , It shows every step of the manufacturing.
7 How can you guarantee the quality of products?
First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every valve we sell is qualified.
8 How long is the quality guarantee period?
We supply 18 months for quality guarantee according to customers' using frequency.