Specifications

Marine Cast Steel SDNR Valve
1)good quality with test certificate
2).with one year's warranty
3)CCS,DNV, BV,ABS,GL cert

Marine Cast Steel SDNR Valve GB/T585-2008:

Design Standard:GB/T585-2008

Test Standard: GB600

Flange size as per GB569,GB2501

*Marine Screw Down Globe Check Valve also can be called Marine Stop Check Valve or Marine SDNR Vavlve.

Nominal Pressure(Mpa)	Nominal Diameter(mm)	Applicalbel Medium
1.0	65~300	fresh water, lubrication oil, fuel oil, steam not over 300°C
1.6	65~250
2.5	20~150
4.0	65~100	fresh water, lubrication oil, fuel oil, steam not over 400°C
6.4	20~50

Main Material:

Body-Cast Steel(ZG275-485)

Bonnet-Cast Steel(ZG275-485)

Disc-Carbon Steel (20#)

Stem-Stainless Steel(20Cr13)

The size list pls check in our website: