Silent Check Valve

C231/232 Silent Check Valve（DN50~600）

Product description：

‘ DESN ‘ C231/232 series of silent check valve, no impact sound unique, to satisfy the requirements more stringent; the silent check valve not only zero leakage, the same zero pressure is completely sealed; at the same time it has a unique minimal flow characteristic and the head loss and noise elimination ability, very quick closing speed to avoid water hammer to produce high performance; mute type check valve to meet the requirements of different conditions.

Characteristic：

• Minimum coating thickness 250 u M.
• Air hole (3000V).
• With high adhesive properties of metal (minimum 12N/mm L) shell pressure test all caliber silent check valve can withstand 6.4MPa.
• Silent check valve interchangeability and adaptability can provide you with a variety of environments in high quality products.
• Silent check valve is the largest possible to meet a variety of international standards, GBDN10/16/25, ANSI, Class125/150/250, BS4504DN10/16/25, AS2129. The length of the structure is ISO5252, and the pressure test is GB13927, so it can adapt to different international markets.