Product Introduction:
Wafer Single Disc Swing Check Valve (H74X/H74H)
Wafer single disc swing check valve with ductile iron epoxy coated body, stainless steel disc, resilient rubber or metal hard seal for pipeline backflow prevention. Compact wafer installation for pump outlet isolation.
Model: H74X (soft seal), H74H (metal hard seal)
Pressure: PN10/PN16
Size: DN50-DN1200
Application: Water supply pump room, fire protection pipeline, HVAC chilled water circulation, industrial cooling water system.
Key Technical Parameters:
Standard models: H74X-10Q, H74X-16Q (soft-sealed water supply model)
H74H-16C (carbon steel metal hard-sealed industrial model)
Nominal pressure: PN10, PN16
Nominal diameter: DN50 - DN1200
Body material: QT450 ductile iron / WCB carbon steel
Disc material: 304 stainless steel
Applicable temperature:
Soft seal (EPDM): 0℃ - 80℃ (clear water, fire-fighting water, circulating water)
Metal hard seal: -20℃ - 350℃ (steam, heat transfer oil, industrial oil products)
Connection form: Socket type clamp connection
All valves are equipped with professional export protective packaging.
With protective caps on the sealing surfaces, rust-proof treatment, and shock-absorbing material filling to ensure intact transport; the loading is secure and safe.
We can also customize packaging according to customer requirements.
Regarding transportation methods, we can provide appropriate transportation options based on the cargo requirements and the customer's timeliness requirements.
Common transportation methods include: sea freight, air freight, land freight, and express delivery.
