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Silent check valve check valve

The silent check valve can be automatically opening and closing by the medium flow direction,so,it can reduce the energy consumption. the valve shaft is supported by both flanges,the valve disc can easily slide and sensitive opening and closing. The special structural design and material application can effectively reduce the impact sound and vibration sound of the medium in the pipeline and reduce noise pollution。 We have a professional and experienced service team, and our cooperation will take your career to a higher level.

Description

Technical specification:          

Design Pressure

D

PN10-PN40

Design Size

DN100-DN1000

Shell Test Mpa

T

1.5xDesign Pressure

Seat Test Mpa

1.1xDesign Pressure

Work Temperature

T

-10~~80

Medium

M

Water

1.Design and manufacture to EN1074    

2.Face to face: ISO5752 Series 8.

3.Flange and drilling to EN1092-2.

4.Inspection & test to EN12266-1

5. Internal & external epoxy coating

above 250 microns.

 

 

 

Materials of parts:

SN

Name

Material

1

Body

GJS500-7 with SS304 Seat

2

Disc

GJS500-7

3

Shaft

SS420

4

Seal on disc

EPDM

5

Retainer

SS 304

6

O Ring

EPDM

7

Spring

SS 304

8

Shaft Support

GJS500-7

9

Stem Sleeve

SS 304 + PTFE

10

Bolt

A2-70

11

Adjuster

SS304

12

Packing Cover

PTFE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dimensions of the Check Valve DN100-1000:

 

Keywords: Silent check valve check valve

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