Audited Supplier
DH44
Water
Ordinary Temperature
Di, CS, Ss etc
Flange
Swing
Pn10 ~Pn40 (Cl150 ~ Cl300)
Nrvr Silence, Non Return, Damper
Rubber Seat / Metal Seat
Unidirection
ANSI, BS, GB, JIS, DIN etc
Industrial Usage, Water Industrial Usage
≤100ºC
Inside & Outside Epoxy Resin Coating
Rubber Sealing / Metal to Sealing Sealing
KARFAR
Inner Packing: Foam: Outside: Plywooden Case
DN250 - DN2200
China
8481300000
Product Description
Counter weight Hammer Slow Shut Non Slam Check Valve
MODEL NO. DH44
Δ The KARFAR model DH44 is mainly mounted at outlet side of the pump station in industrial water recycling supply system, urban water supply system, sewage system and modern hotels. It is a new butterfly type check valve which functions to prevent backflow and eliminate destructive pressure surge. Compared with same kind products, it has better capacity in structure and performance. It is outstanding for its small profile, light weight, simple installment, small install place, easy maintenance. This model is a hot sale product.
Double damper type:
Without counter weight type: 
MODEL NO. DH44
Δ The KARFAR model DH44 is mainly mounted at outlet side of the pump station in industrial water recycling supply system, urban water supply system, sewage system and modern hotels. It is a new butterfly type check valve which functions to prevent backflow and eliminate destructive pressure surge. Compared with same kind products, it has better capacity in structure and performance. It is outstanding for its small profile, light weight, simple installment, small install place, easy maintenance. This model is a hot sale product.PART NAME | Body | Disc | Stem | Sealing | Chamber |
| Material | Cast iron, Ductile iron, Cast steel Stainless steel etc | Carbon steel etc | Stainless steel etc | NBR/ EPDM etc | Stainless steel etc |
| Normal Pressure (Mpa) | Shell test Pressure (Mpa) | Sealing test Pressure (Mpa) | Working temperature | Medium Applicable |
| 1.0 | 1.5 | 1.1 | ≤80ºC (adjust to 100ºC as per request) | Water, Sewage, Sea water etc. |
| 1.6 | 2.4 | 1.76 | ||
| 2.5 | 3.8 | 2.8 |
Double damper type:
Without counter weight type: 