GENERAL
H41X silent check valve is applicable to water supply and drainage pipeline, which can be mounted horizontally or vertically. Its disc adopts inlet and outlet two ends central shaft guide, which makes the valve open and close smoothly, and also it adopts spring loading, which makes it can close quickly to eliminate water hammer. Its sealing is good, so its close has no noise.
H41X silent check valve has many advantages, suck like small volume, light weight, small flow resistance, and wear-resisting and long service life.
TECHNICAL SPECIFICATIONS
Nominal Pressure: 1.0~1.6 MPa
Nominal Diameter: 40~600mm
Applicable Medium: Water, Leak Corrosive Fluids
Applicable Temperature: 0~80℃
Flanged Ends: GB/T 17241.6, GB/T 9113, ASME B16.1 / B16.5, DIN2532-2534, DIN2542-2544
Inspection and Test: GB/T 13927, API 598
MATERIALS
|
Body
|
Disc
|
Spring
|
Sealing Ring
|
|
Cast Iron, Cast Steel
|
Brass, Stainless Steel
|
Stainless Steel
|
NBR
|
|
Cast Steel, Cast Steel
|
Brass, Stainless Steel
|
Stainless Steel
|
NBR
|
DIMENSIONS
|
DN（mm）
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
350
|
400
|
450
|
500
|
600
|
|
L
|
112
|
120
|
130
|
150
|
165
|
190
|
210
|
255
|
310
|
320
|
380
|
405
|
430
|
450
|
510
|
Ball Valve 
