Wafer Check Valve
Pressure Range: Class 150 ~ 900
Nominal Size Range: DN 50 ~ 1200, NPS 2" ~ 48"
Connection: Wafer
Butterfly Swing Type Disc
Renewable Spit Disc
- Pressure Rating
- Class 150 ~ 900
- Connection
- Wafer
- Design Standard
- API 6D
- Material
- ASTM A 216 GR. WCB (Cast Carbon Steel);ASTM A 351 GR. CF 8 / CF 8M (SS 304 / SS 316);ASTM A 351 GR. CF 3 / CF 3M (SS 304L / SS 316L);ASTM A 351 GR. CN7M / ASTM A351 Gr. CF8C;ASTM A351 Gr. CD4Mcu / ASTM A351 Gr. CK3MCuN;ASTM A352 Gr. LCA / LCB / LCC; ASTM A217 Gr. WC1 / WC6 / WC9 / C5 / C12
The single plate swing type wafer check valve comes with a short pattern sandwich type flangeless wafer body conforming to the API 6D and ASME B 16.10 face to face dimensions. The valve has a simple but reliable and robust construction.
The wafer check valve is ideal for pump discharge duties. The eccentric mounted hinge pin in combination with the disc seat guarantees a positive shut off of the returning media. Wafer check valve also available with Spring Loaded version on specific request.
Design & Testing International Standard of Wafer Check Valve
| Design Standard | : | API 6D |
| Inspection & Testing Standard | : | BS EN ISO 12266 – I (BS 6755 – I) / API 598 / ISO 5208 |
| Flange To Flange Distance | : | As Per API 6D / ANSI B 16.10 |
| End Connection | : | Wafer Type, Flangeless, Sandiwch Pattern |
| : | Suitable to mount between two flanges. | |
| Manufacuring Size Range | : | 2″ (DN50) to 48″(DN 1200) |
| Pressure Rating of Valve | : | CL150~CL900 |
| Valve Seat Leakge | : | Leakage Class IV (Zero Leakage) |
