Ductile iron backwash valve for sand filter/disc filterDesign for automatic back flush in water filtration system especially sand media tank
Port size: 2", 3", 4"
Hydraulic operation port: 1/8"-1/4"
Dimension Chart: |
Size | Inlet/Outlet | Drain port | A** | B | C | Approx Weight |
mm | inch | mm | inch | mm | Kgs |
3x2 | 80 | 3 | 50 | 2 | 283 | 155 | 170 | 17 |
3x3 | 80 | 3 | 80 | 3 | 283 | 155 | 170 | 18 |
4x3 | 100 | 4 | 80 | 3 | 305 | 168 | 185 | 20 |
4x4 | 100 | 4 | 100 | 4 | 305 | 168 | 185 | 21 |
End connection: Grooved end
Threaded End
Flanged End
Working pressure: PN10/PN16
Working temperature: normal temperature 20 +/-10 degree
Pilot: Solenoid operator
Materials: Ductile iron body/cover
EPDM diaphragm
EPDM seat ring
SS304 disc
SS304 shaft
Special specs. available upon request.
Special specs. available upon request. More photos:General Conditions:Standard Packing: In cartons, with or without pallets
Leading time: 45 days in normal (rush order please check us, we keep some stock but not for all sizes). Terms of shipment: EXW,FOB, CFR/CIF, DAP, DDUWho we are: SUNTEX is the leading valve producer with own design-know how-technique, located in Hebei province, China.With more than 20 years experience on water treatment scope, provide one stop supplies for customers all over the world. Distributor wanted worldwide
CONTACT US:Head office:
RM 1108 Zhongyuan Bldg.,No.368 North Youyi Street,
Shijiazhuang, Hebei province, China
Post Code: 050061
Workshop:
No.15, Dongchuang S &T park, Jiansheng South Street, Chemical district Shijiazhuang, Hebei province, China