Design standard DIN GG25 metal seal cast iron check valve

Introduction

It is a kind of automatic valve, main function of check valve is to prevent the reverse flow of the medium, prevent the reversal of the pump and drive motor, and the discharge of the container medium.

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metal seal check valve range:

1.Production Size:2”-24” DN50-DN600mm

2.Pressure range:PN10,PN16

metal seal check valveStandard:

1.Design Standard:DIN

2.Face to Face:DIN3202 F6

3.Flange Standard:EN 1092-2

4.Testing Standard:ISO 5208

metal seal check valve main material of parts:

1.Body:GG25

2.Bonnet:GG25

3.Stem:2Cr13/SS304/SS316/Carbon Steel

4.Stem Nut:brass

5.Disc:EN-GJL-250

6.Seat:Bronze,Brass

7.Hanger:EN-GJS-5007

8.Hanger pin:Stainless Steel

9.Cover Gasket:Graphite

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