4 X 4 Cast Iron Backwash Valve for Sand Filter

• Usage: Irrigation, Drainage, Drainage and Irrigation
• Type: Irrigation System
• Power Source: Electricity
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: ST-DB600
• Drainage & Irrigation Mode: Drip Irrigation Equipment
• Pump Type: Centrifugal Pump
• Material: Metal
• Ground Drainage and Irrigation Machinery Type: Pumping Irrigation
• Certification: ISO9001:2008
• Condition: New
• Application Field: Agriculture
• After-Sales Service: Spare Parts
• Warranty: 1 Year
• Strength: Heavy Duty
• Working Life: Much Longer
• Maintance: Easy & Simple
• Safety: Much Safe Than Plastic
• Transport Package: Carton+Pallet
• Specification: 2"-4"
• Trademark: sitg
• Origin: China
• HS Code: 84818090
• Production Capacity: 3000sets Per Month
• Package Size: 35.00cm * 33.00cm * 30.00cm
• Package Gross Weight: 18.500kg

Product Description

Ductile iron backwash valve for sand filter/disc filter

Design 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, DDU

Who 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