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...
Double Flanged Double Disc Check Valve
Double Flanged 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.
1. Nominal diameter:
2" - 24" (DN50 - DN600)
2. Pressure range:
Class 150 - Class 2500 (PN16 - PN150)
3. Working temperature:
4. Body material:
5. End Connection:
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
Disc: Ductile Iron with Nickel Coating, Ductile Iron with Nylon Coating, Stainless Stee 304/316l, Alu-Bronze
Non-slam principle of operation
Suitable for horizontal and vertical up flow
Good flow characteristic and less pressure drop
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of double flanged double disc 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.