Backflow Preventers

The double plateChina wafer check valveis used for the pure pipeline, industry, environmental protection, water treatment, high-rise building water supply, and drainage pipeline to prevent reverse flow of the medium. The disc check valve adopts wafer type, butterfly disc is two semicircular and adopts spring forced to reset. The sealing surface can be used as body welding wear resistant material or rubber lining.

Its disc adopts dual type, can close quickly by itself under the action of spring force, and because of the action of fast closing, can effectively prevent the backflow of the medium, sealing performance is good. The disc type check valve is a universal single flow valve that can be easily installed between two flanges. Fordisc check valves, we have ductile iron and stainless steel for various operating conditions.

Stainless steel castings and copper casting, we hold the material source, starting from the analysis before casting furnace, to examine again, finally to the processing and testing, every step of the process is to ensure that the product after consistent with our commitment to customers, and according to the stainless steel material, we can customize as material 316 and 316 l material or demand a higher material products. We believe that our products with a craftsman's spirit and quality will convince customers that Chinese brands are becoming better and better, instead of low-end products long ago.

ZECOis one of the most professional control valve manufacturers in chinaand we have been devoted to produce control valve chinafor many years. If you want to know more details or want a quotation, just feel free to contact us!

Other supplier products

	Concentric Butterfly Valve	The concentric butterfly valve is characterized by the stem center, disc center and body center in the same position. Such structures are simple to...
	Manual Ball Valve	As one of the china ball valve manufacturers, ZECO always adhere to exceed customer expectations,to provide customers with more international stand...
	Lug Butterfly Valve	Features of Lug Butterfly Valve Low opening torque, Radial dynamic balance sealing system is adopted, so that the forces on both sides of the inle...
	Dynamic Balancing Valve	Festures of Dynamic Balancing Valve No external energy is required for automatic flow regulation; Automatically adjust equipment or pipeline flow...
	Butterfly Valve	ZECO Valve Group, founded in 1991 with focus on manufacturing china water valve, including control valves, balancing valves, gate valve, butterfly ...

供应产品

Same products

	阀	卖方: 荣腾鑫诺（天津）国际贸易有限公司	液压阀
	Class 300 Valve	卖方: GangYe Group Co.,Ltd.	Class 300 valves have a pressure rating of 300 pounds per square inch (psi) or 20.7 bar, allowing...
	Class 3000 Industrial Valve	卖方: GangYe Group Co.,Ltd.	Wafer Body, Full Port Design, Flanged End Class 3000 Ball Valve. A ball valve class 3000pressure-...
	Class 2500 Industrial Valve	卖方: GangYe Group Co.,Ltd.	Class 2500 valves can be used for both on-off and throttling applications. The specific valve typ...
	Class 150 Valve	卖方: GangYe Group Co.,Ltd.	globe valve class 150is a pressure rating designation defined by standards organizations, such as...