HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB

HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB

HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB

Short Description

Model No.: SJ-CV-14 Hits: 14

China Non Slam Swing Check Valve Manufacturer Shinjo Supplies HH44 Non Slam Swing Check Valve with Counterweight arm, Cast iron, Ductile iron, WCB.
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Key Specifications / Features

Rubber Flapper Swing Check Valve, Oil Control Bottom Buffer is a safety device mounted in the pipeline or pump outlet to prevent the pump from inversed running due to the water hammer's shock produced in the side-flow of the medium when the pump stops. And it features by the light flap, big opening, notable power saving, small fluid resistance, new-style of water hammer removal mechanism's design, stable and reliable seal performance, wearable, long duration, stable running, without vibration and noise etc.
Suitable for the pipeline related to the systems of water supply and drainage, fire-fighting, warming etc. or the pump outlet to prevent both pump and pipeline from being damaged due to the water hammer produced in medium's back-flow.

Specifications
PN (MPa) 1.0 1.6 2.5  
Test Pressure (MPa) Shell Strength 1.5 2.4 3.75  
Sealing Performance 1.1 1.76 2.75  
 
Working Temperature ≤ 80 °C  

Materials
Sr. No PART MATERIAL
1 Body GGG40, GG20, WCB
2 Bonnet GGG40, GG20, WCB
3 Disc GGG40 + EPDM or NBR
4 Hinge Stainless Steel

Dimensions
HH44 Non Slam Swing Check Valve with Counterweight arm Structure
DN mm HH44X/T/H-1O
L D D1 B H H1 B Z-Φd
40 200 150 110 220 300 140 20 4-18
50 230 165 125 270 300 140 20 4-18
65 290 185 145 290 320 150 20 4-18
80 310 200 160 315 330 162 22 8-18
100 350 220 180 340 460 260 24 8-18
150 480 285 240 402 580 274 26 8-22
200 500 340 195 470 680 302 28 8-22
250 600 391 350 550 730 348 28 12-22
300 700 445 400 622 850 370 28 12-22
350 800 505 460 660 950 410 30 16-22
400 900 565 515 800 1030 450 32 16-26
500 1100 670 620 950 1262 550 34 20-26
600 1300 780 725 1122 1520 635 36 20-30
700 1400 895 840 1810 1644 720 40 24-30
800 1500 1015 950 1250 1774 780 44 24-33
900 1700 1115 1050 1470 2084 920 46 28-33
1000 1900 1230 1160 1570 2195 970 50 28-36
1200 2220 1450 1380 1920 2615 1150 56 32-39

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