HH44X micro-resistance slow closing check valve product overview
The
micro-resistance slow closing check valve is used for water supply and
drainage pipe, which is installed at the outlet of the water pump to
prevent the countercurrent of the medium and eliminate the destructive
water hammer, and effectively reduce the water hammer pressure of the
valve to close to ensure the safe operation of the pipe network. The
utility model has the advantages of light valve flap, large opening
degree, remarkable energy saving effect, small fluid resistance, novel
design of a water hammer eliminating mechanism, stable and reliable
sealing performance, wear resistance, long service life, stable
operation, no vibration and no noise.
HH44X micro-slow slow closing check valve main components and materials
Part Name | Body, bonnet | Disc | Valve shaft |
material | Gray cast iron, cast steel | Steel plate, rubber assembly | stainless steel |
HH44X micro-resistance slow closing check valve main shape connection size
DN (mm) | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 |
H | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1300 | 1400 | 1500 |
L | 300 | 300 | 320 | 354 | 350 | 380 | 500 | 580 | 670 | 730 | 820 | 920 | 950 | 1100 | 1200 | 1550 | 1700 |
B | 220 | 270 | 290 | 300 | 320 | 340 | 410 | 450 | 550 | 580 | 630 | 700 | 800 | 900 | 990 | 1120 | 1300 |