【Details】 
 German imports of rubber lined check valve (Germany Jack JK brand): 
 Product Overview: 
 German imports of rubber lined check valve JK Jack small size, light weight, ease the closure system, excellent performance, the impact of the media from the pipeline, the soft rubber seal, wear, rubber buffer, open and close smoothly, no vibration, no noise. rubber lined check valve flow resistance than the old-fashioned small, significant energy savings. 
 Uses: 
 1. The valves are suitable for working temperature lower than 80 ℃ in general corrosive fluid pipeline, the medium for one-way flow to prevent the upstream medium. 
 2. The valve can be widely installed in the petroleum, chemical, metallurgical, power, construction, environmental protection, medicine, food, paper and other industrial pumping systems, to ensure sealing under different conditions and corrosion resistance. 

 Performance parameters: 

 Product name rubber lined check valve (Germany Jack JK brand) 
 Size range DN15-DN300 
 Temperature range of -5 ℃ ≈ 80 ℃ 
 Pressure range PN16 
 Body Material Cast Iron / Steel 
 Stem material, carbon steel 
 Valve cover material cast iron / steel 
 Valve seat (valve) of natural rubber material 
 Flange connection 
 Scope of application of water, oil, sewage