Double Flanged Type Double Disc Check Valve design is generally stronger, lighter, smaller, more efficient and less expensive. Its meets API 594, which is approximately one fourth the face to face dimensions and 15% to 20% the weight, noney in initial valve coast and provides lower installation cost. The disc is litfed first by two spring to prevent. Suitable for horizontal or vertical up positions, In horizontal position flow allows plates to function free and under lower flow conditions as compared to swing check - Reduces pressure loss, improves dynamicthse and eliminates valve chatter.
Water, Steam, Oil products, Nitric acid, Acetic acid
Carbon steel, Stainless steel, Alloy steel, Bronze
1. Long life span, high reliability.
2. Easy flow, little flow resistance.
3. Compact structure, beautiful design.
4. Can be installed vertically or horizontally.
5. Quick in closing, small in water hamper.
6. Quick reaction, good seal performance.
7. Short in Stroke, small in closing impact.
8. Short in Length, the face to facet is only 1/4~1/8 of the standard one.
9. Small in size and light in weight, the weight is only 1/4~1/20 of the normal one.
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Viton Seat Wafer Dual Check Valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.