DN200 PN16 GGG50 cast iron flanged check valve

Check valve is a kind of automatic valve. Main function 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.

cast iron flanged check valve range:

1.Production Size:DN200

2.Pressure range:PN16

cast iron flanged check valve Standard:

1.Design Standard:DIN

2.Face to Face:DIN3202 F6

3.Flange Standard:EN 1092-2

4.Testing Standard:ISO 5208

cast iron flanged check valve main material of parts:

1.Body:GGG50

2.Bonnet:GGG50

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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