Ball Check Valve

Ball Check ValveClick to view the big picture
Short Description
 Model No.: HQ41X    Hits: 1250
China Ball Check Valve manufacturer Xinhai offers Cast Steel & Ductile Iron Ball Check Valves, Carbon Steel Ball, DN50 - DN350, PN1.0 - PN1.6MPa.

Key Specifications / Features

Ball check valve uses bowl classified covered by rubber as valve disc. With the help of medium, the valve disc can roll up-down or right-left to close or open valve. It can avoid water hammer and has good sealing. The valve body adopts the whole water channel, having large flow and low fluid resistance. Head loss is less than swing valve by 50%.
 
Ball check valve can be installed vertically or horizontally. It can be used in pipe lines for cold water or hot water. It is quite suitable for diving drainage pump. Applicable temperature is 0~80℃.
 
Technical Parameter
Model No. Nominal Pressure(MPa) Test Pressure PS(MPa) Working Temperature(℃ )
Shell  Seal 
HQ41X-10/16 1.0 1.5 1.1 ≤80
1.6 2.4 1.76
Components
Components  Materials 
Body, bonnet Ductile iron, cast steel
Ball rack, baffle plate Ductile iron, cast steel
Ball  Carbon steel(covered by rubber)

Dimensions
Nominal Diameter(DN) 50 65 80 100 125 150 200 250 300 350
L(mm) 216 241 293 305 381 403 495 622 698 787
H(mm) 185 210 245 280 335 400 495 600 715 800
Connecting Dimensions PN1.0MPa: GB4216.4-84; PN1.6: GB4216.5-84

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