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Application : General
Port Size : OEM
Warranty : 3 years
Place of Origin : Tianjin, China
Model Number : my
Power : Manual
Temperature of Media : High Temperature, Low Temperature, Medium Temperature, Normal Temperature
Type : Air Valves & Vents
Brand Name : OEM
Structure : Stop
Media : Water
Customized support : OEM, ODM, OBM
Color : Customized
Size : Customized
Weight : Depends on specifications
Material : Customized
Name : butterfly valve
Certificate : Complete
Quality : Excellent
After-sales service : Support
Standard : Customized Service
Body material : SS, CI, DI, WCB
Packaging Details : Wooden case
MOQ : 1
Price : $11.00/sets 10-99 sets

Product Name  | Air Valve  | 
1. Material  | A351 CF8M/CF8/CF3/CF3m, A216 WCB,A352 LCB,A217 WC6/WC9  | 
2. Size  | 1 1/2''~36'' ( DN40~DN900)  | 
3.Certificate  | ISO9001 & CE  | 
4. Port  | Full Port  | 
5. Working Pressure  | 150lb~1500lb  | 
6. Connection Ends  | Flange  | 
7. Working Temp.  | -196~450ºC  | 
8. Suitable Medium  | Water, Natural Gas, Oil and some corrosive liquid  | 
9. Seal  | Metal  | 
10. Locking  | Option  | 
11. Inspection & Testing  | According to API598  | 
No.  | Part Name  | Material  | 
1  | Body  | ASTM A216 WCB  | 
2  | Body Seat Ring  | ASTM A105+HF  | 
3  | Disc  | ASTM A216 WCB+13CR  | 
4  | Hinge  | ASTM A216 WCB  | 
5  | Disc Washer  | 13CR  | 
6  | Disc Nut  | SS304  | 
7  | Disc Nut Pin  | 13CR  | 
8  | Hinge Pin  | 13CR  | 
9  | Gasket  | ASTM A308  | 
10  | Cover  | ASTM A216 WCB  | 
11  | Stud  | ASTM A193 B7  | 
12  | Stud Nut  | ASTM A194 2H  | 
13  | Hinge Pin Cover  | ASTM A105  | 
14  | Hinge Pin Cover Bolt  | ASTM A193 B7  | 
15  | Name Plate  | Aluminum  | 









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                        SS DN25 Double Orifice Quick Automatic Vent Air Release Valve with Complete Certificate Images |