Qingdao R.H.S Group Co,.Ltd
Add:No.467 Changjiang Road, Economic&Technology Developing
        Qingdao 266555,PR China.
Check valve

wafer dual plates check valve

1.Working pressure and temperature
working pressure PN16/Class 125
Temperature from -10℃ to 120℃ for EPDM seat.
Temperature from-10℃ to 82℃ for NBR seat
Temperature from-10℃ to 150℃ for Viton seat.

2.Flange Types:
EN1092-2 PN10/PN16,ANSI B16.1 Class 125,BS 10 Talbe D/E

Part Name                  Material                           ASTM Spec.
Body                             Cast Iron                         A126 Class B
Disc                              Stainless Steel              A351 CF8
Seat                              EPDM/NBR/VITON        Commercial
Hinge Pin                     Stainless Steel              AISI 420
Stop Pin                        Stainless Steel              AISI 420
Pin Retainer                 Stainless Steel              AISI 304
Spring                            Stainless Steel              AISI 304
Washer                          PTFE                                Commercial
Gasket                            EPDM/NBR/Viton           Commercial