China Dual Plate Type Ductile Iron Body Pressure Pn 16 Fixing Non Return Valve (NRV) Check Valve Gate Valve, Find details about China Valve, Pipeline Valve from Dual Plate Type Ductile Iron Body Pressure Pn 16 Fixing Non Return Valve (NRV) Check Valve Gate Valve
Body | Cast iron or Ductile iron |
Disc | Ductile iron with zinc plated or AL-bronze/stainless steel |
Stem | Stainless Steel |
Spring | Stainless steel |
Rubber gasket | NBR/EPDM |
Name | Butterfly Check Valve |
DN (mm) | 50 ~800 |
PN (mm) | 1.0~2.5 |
Slowly-closing time | 3~60s |
Applicable Medium | Clean water,sewage and seawater |
Connection | Wafer |
Design temperature | 0~80ºC |
Design standard | Face to Face is according to ISO Standard |
Inspection and Test Standard | API598 |
Milestone Valve Co., Ltd.