H41X Silent Check Valve

Energy-saving muffler check valves

H41X-type energy-saving muffler check valve is generally applicable to the discharge pipes, the disc adopts imported two end central shaft guide, open and close is flexible, it can be installed horizontally or vertically. The design of disc uses spring-loaded, its rapid closure can effectively eliminate water hammer, with good sealing performance, no noise when closed. The valve has a small size, light weight, small fluid resistance, fatigue resistance, long service life and other features.

Specifications

Type Nominal Pressure
(MPa)		 Shell Test Pressure
(MPa)		 Sealing Test Pressure
(MPa)		 Applicable Fluid Working Temperature °C
H41X-10 1.0 1.5 1.1 Water, Weak Corrosive Fluid ≤ 80
H41X-16 1.6 2.4 1.76 Water, Weak Corrosive Fluid ≤ 80

Materials

Type Body Sealing Ring Spring
H41X-10 Cast Iron or Stainless Steel (NBR) Stainless Steel wire lCr18Ni9Ti
H41X-16 Cast Iron or Stainless Steel (NBR) Stainless Steel wire lCr18Ni9Ti

Dimensions

H41X Silent Check Valve Pic 2
Dimensions of H41X Silent Check Valve
Nominal Pressure
(mm)		 Nominal Diameter
(mm)		 Dimensions (mm) Nominal Pressure
(mm)		 Nominal Diameter
(mm)		 Dimensions (mm)
L D K b z-фd L D K b z-фd
1.0 40 112 145 110 18 4-18 1.6 40 112 145 110 18 4-18
50 120 160 125 20 4-18 50 120 160 125 20 4-18
65 130 180 145 20 4-18 65 130 180 145 20 4-18
80 150 195 160 22 8-18 80 150 195 160 22 8-18
100 165 215 180 24 8-18 100 165 215 180 24 8-18
125 190 245 210 26 8-18 125 190 245 210 26 8-18
150 210 280 240 26 8-22 150 210 280 240 26 8-22
200 255 335 295 28 8-22 200 255 335 295 30 12-22
250 310 390 350 28 12-22 250 310 405 355 32 12-26
300 320 440 400 28 12-22 300 320 460 410 32 12-26
350 380 500 460 30 16-22 350 380 520 470 36 16-26
400 405 565 515 32 16-26 400 405 580 525 38 16-30
450 430 615 565 32 20-26 450 430 640 585 40 20-30
500 450 670 620 34 20-26 500 450 715 650 42 20-33
600 510 780 725 36 20-30 600 510 840 770 48 20-36