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Double Orifices Ductile Iron Air Valve
Double Orifices Ductile Iron Air Valve
Size: 50-200mm
DISC:Brass
Body:Ductile Iron
Nut:Carbon steel
Stem Nut:Stainless steel
Ball Float:ABS
Washer:NYL
Cover:Ductile Iron
Double Orifices Ductile Iron Air Valve's Main Parts Of Materials
| No. | Name | Material |
| 1 | Cap | Gray iron |
| 2 | Valve seat | Gray iron |
| 3 | Rod holder | Stainless steel |
| 4 | Piston | Ding clear rubber |
| 5 | Release lever | Stainless steel |
| 6 | Float ball | Stainless steel |
| 7 | Body | Stainless steel |
| 8 | Bolt | Stainless steel |
Double Orifices Ductile Iron Air Valve's Main Dimensions
| Size (mm) | G | Outlet size | Exhaust outlet size(mm) | H |
| DN15 | 1/2 | 1/4 | 1.6 | 127 |
| DN20 | 3/4 | 1/4 | 1.6 | 127 |
| DN25 | 1’’ | 1/4 | 1.6 | 127 |
Double Orifices Ductile Iron Air Valveused in the highest point of pipeline or where is air closed for central air-condition (make cold and heat), to exclude sewage pipe gas to clear the pipeline, but when pipeline in normal operation, internal of pipeline the medium of water containing 2 VOL of the chemical composition of natural gas will be produced. This gas will be enlarge slowly, that’s big effect for pipeline, it will happen air-close or turnoff, now the exhaust valve will exclude air on time, to enhance efficiency of pipeline cold and heat supply, can save energy, it’s the necessary products for central air-condition. Product using lift more than 5 years. Guarantee term of usage is 12 months.
About Jinerjian
Jinerjan (Tianjin) Valve Co., Ltd. is a manufacturer which is specialized in researching, producing and exporting wafer butterfly valves, flange butterfly valves, electric butterfly valves, pneumatic butterfly valves and dual plate check valves. Our business has expanded rapidly in the past 20 years.
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