Cast Iron Gate Valve
Cast Iron Gate Valve is designed for reliable on-off flow control in water supply, water treatment, irrigation, HVAC and general industrial piping systems. With a robust cast iron body and wedge design, it provides dependable shut-off performance, low flow resistance and long service life. Available in various sizes, pressure ratings and end connection standards to meet different pipeline requirements.
Specification:
Nominal diameter:2″-48″/DN50-DN1200
Working pressure:10Bar/16Bar/25Bar (PN10/PN16/PN25)
Design and Manufacture: GB12238
Flange connection :GB/T 17241.6 (Cast Iron) GB/T 9113.1 (Cast Steel)
Face-to-face: GB/T12221 ,DIN3202-F4
Performance Parameters
Top Flange:ISO5211
Tightness Inspection: GB/T 13927
Main part material
Main Parts Material:
| Body | Ductile Iron |
| Disc | Ductile iron with NBR/EPDM |
| Bonnet | Ductile Iron |
| Stem | Stainless steel |
| O-ring | NBR |
| Gland | Ductile iron |
| Hand wheel | Cast iron or ductile iron or Cabon Steel |
Features：
- Dust-proof ring + triple O-ring design: reliable sealing, on-site replaceable.
- Aluminum bronze embedded bearing on gate: self-lubricating & high strength. Bearing can be changed separately, no need to replace the whole gate.
- Rubber wrapped gate: corrosion resistant and tight sealing.
- Harmless epoxy electrostatic powder coating, anti-corrosion & pollution-free, suitable for drinking water pipelines.
- Slot-free valve body with smooth flow path, prevents debris accumulation, ideal for sewage service.