Metal Silent Check Valve

A silent check valve, also known as a silent or quiet check valve, is a specialized type of check valve designed to minimize the noise and water hammer associated with traditional check valves. This valve operates within a pipe or fluid system to control the flow of fluids and prevent backflow. Its primary components include a valve body, a disc or flap, and hinge mechanisms.

Metal Valves Product Range

Petron Thermoplast
Repairing Service

Custom Product Manufacturing Available

If you are searching for customized product designs that meet your requirements, don’t worry. Petron Thermoplast also offers custom product manufacturing services to meet the unique needs of various industries. Work with our expert engineers to create custom designs suited for your application.

Main parts and materials

Parts Name
Material
Body
Cast iron/Ductile iron
Stem
Stainless steel
Spring
Stainless steel
Seat
NBR/EPDM

Outline and connecting Measurement



DN


L
D
C
B
n-d
PN10
PN16
PN10
PN16
PN10
PN16
PN10
PN16
50
125
165
125
99
4-o19
65
140
185
145
119
4-o19
80
150
200
160
133
8-o19
100
165
220
180
154
8-o19
125
180
250
210
184
8-o19
150
210
285
240
210
8-o23
200
255
340
295
265
8-o23
12-o23
250
270
405
350
355
319
12-o23
12-o28
300
280
450
400
410
370
12-o23
12-o28
350
295
520
460
470
429
16-o23
16-o28
400
320
580
515
525
480
16-o28
16-o31

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