It is the German-standard Lifting Check Valves. Following is the applying standard.
Applying Specfication
Length of Structure: According to DIN3202
Size of Flange: DIN2543-DIN2546
Inspection Standard: According to DIN3230-75
We are check valves manufacturer and supplier in China. We can supply a wide range of Check valve, Swing check valve, Cast check valve, Dual plate check valve, Forged steel check valve, Lift check valve, etc
We can offer the sanitary stainless steel valve as follow: Check valve: Welded check valve, threaded check valve, clamp type check valve, movable check valve. Butterfly valve: Threaded butterfly valve, quick-installed butterfly valve