Stainless Steel Wafer Dual Check Valve
Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa~42.0 MPa,Class150~2500 and nominal diameter of DN15~1200mm,NPS1/2-48 and working temperature of -196~540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.
Stem: Stainless Steel
Spring: Stainless Steel
Seat: EPDM, NBR, Stainless Steel
Size: DN40-DN600mm PN1.0-1.6MPa
Working temperature: -196℃ - +560℃
Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
The Advantages of Metal Seat
1.Long service Life
2.Strong adaptability to temperature
3.Resistance to wear
4.Good mechanical properties
I. Are you factory?
Yes,we are factory and we're specialized in manufacturing for 10 years.
II. Which countries do you export to?
We're exporting to about 40 countries around the world.
III. If you can do valve in our brand?
Yes,we can do your brand,but need you to provide the certificate of authorization for us.
IV. Where is your factory ?
Our factory is located in Wenzhou city. If you have time ,welcome to visit us!
V.How about the delivery time?
Usually it should need 30days, if you are urgent, we can discuss.