Specifications

check valve 
Material: 
1) valve body and bonnet: ductile iron ASTM-A-536,GGG500-7 
2) DIS: grey iron/bronze,grey iron 
 

ductile iron check valve prices

Features:

1) The check valves supplied are mainly used for preventing the water

    and steam medium from flowing backward

2) Material:

    a) Valve body and bonnet: ductile iron ASTM-A-536, GGG500-7

    b) Disc: grey iron/ bronze, grey iron or grey iron/ rubber

3) Size: 50 - 400mm/ 2" - 16"

4) Pressure grade

    a) 250 PSI

    b) PN10

    c) PN16

5) Coating

    a) Fusion-bonded epoxy 200-250 microns inside and outside .

    b) Coating as per customers' requirement

 Package : cartons and wooden cases