Low Resistant Slow Closing Butterfly Silence Check Valve

Low Resistant Slow Closing Butterfly Silence Check Valve Click to view the big picture
Short Description
 Model No.: HH49X    Hits: 1040
China Silence Butterfly Check Valve manufacturer Xinhai offers Slow Closing Low Resistant Butterfly Check Valve, cast iron/carbon steel, DN200-DN1400.

Key Specifications / Features

Low resistant slow closing butterfly silence check valve is ideal valves for the drainage system in city or industries, for its advantages of novel structure, small volume, low fluid resistance, reliable seal and wearing resistance, etc.
 
Low resistant slow closing butterfly silence check valve is installed at the exit of water pump to avoid refluence of medium and eliminate destructive water hammer, ensuring safety. The check valve consists of body, disc, cushion and micro regulating valve.

Model No.: HH48X Nominal Diameter: 200MM-1200MM Pressure: 1.6MPA -10MPA
Connection type: flange Operation : automation Function: avoid refluence and water hammer
Applicable Medium: water Materials: Cast iron HT200, Carbon Steel WCB  Standards: Chinese JB Standards or Customized Standards

Components Materials
Components  Body  Disc  Seal ring Stem  Packing
Materials  Gray cast iron, carbon steel Gray cast steel, carbon steel, ductile cast iron duprene rubber , acrylonitrile-butadiene rubber Stainless steel Politef 

Main Dimensions 
Nominal Diameter      200 250 300 350 400 450 500 600 700 800 900 1000 1200 1400
L 230 250 270 290 310 330 350 390 430 470 510 550 630 710
H 550 630 690 780 860 910 980 1070 1220 1320 1430 1550 1800 1980
B1 540 600 650 710 770 830 900 1090 1200 1320 1420 1550 1780 2000
B2 600 700 740 800 870 920 1000 1250 1360 1480 1580 1700 1950 2175

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