Backflow Preventers
Basic informationof the fire protection butterfly valvesThisfire protection butterfly valvecan be used to cut off, switch on and adjust the medium in the pipeline.Features1. Disc and stem are connected without the pin, and the connection is reliable;2. Concentric sealing design with light torque and good sealing performance;3. Disc is vulcanized with rubber and has good corrosion resistance;4. Valve and pipe are connected by a clip joint, which is convenient and fast to install.PrincipleThe firefighting groove endconcentric butterfly valveis a new product developed on the basis of the patented technology of thebell jar butterfly valve, adding the inlet and outlet groove as the bayonet, which can be directly connected with the pipe by the clamp to meet the needs of different occasions. It has the advantages of the bell jarbutterfly valve。Installation and CommissioningThefire fighting butterfly valvecan be installed without considering the flow direction of pipeline medium, that is, allowing two-way flow. For specific use, please consult ZECO Valve Group.Product scope, Standards & MaterialsSize Range: 2"~8"Pressure Rating: 10bar ~ 25barFace to Face Dimensions: AMSE B16.10, EN558-1Flange End Dimension: AWWA C606Coating: Fusion Bonded Epoxy CoatingInspection and Test: ISO 5208 / EN 12226-2
ZECOis one of the most professional control valve manufacturers 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!
在线联系供应商
Other supplier products
| Strainer & Dirt Separator | Strainers, dirt separators and backflow preventers are designed to prevent impurities from entering the specified pipe section. Comparing these thr... | |
| 3 Inch Gate Valve | Description of 3 Inch Gate Valve: ZECO 3 inch gate valve is mainly used for fully open or fully closed switching valves. They are usually not used ... | |
| 12 Inch Butterfly Valve | Description of 12 Inch ButterflyValve: Most of ZECO 12 inch butterfly valves operated by hand-wheel, wrench and handles, pay attention to the oper... | |
| Backflow Preventers | What is China check valve?Basic information This valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflo... | |
| Triple Offset Butterfly Valve | Description of Triple Offset Butterfly Valve: ZECO triple offset butterfly valve adopts three-eccentric structure, which increases angle eccentrici... |
Same products
| China Gate valve | 卖方: Yuanda Valve Group Co.,Ltd. | China Gate valve China Gate valve A is a type of valve that uses a gate or wedge-shaped dis... | |
| Gate Valve Vs. Ball Valve | 卖方: Yuanda Valve Group Co.,Ltd. | Gate Valve Vs. Ball Valve Gate valves and ball valves are both types of valves that are used... | |
| Non Return Valve Suppliers China | 卖方: Yuanda Valve Group Co.,Ltd. | Non Return Valve Suppliers China refers to the opening and closing member for the circular v... | |
| Common Types Of Check Valves | 卖方: Yuanda Valve Group Co.,Ltd. | Common Types Of Check Valves A is a valve whose switching parts are disc-shaped and rely on ... | |
| Brass ball valve | 卖方: Yuanda Valve Group Co.,Ltd. | Brass ball valve Brass ball valve Applications: Water Supply: Commonly used in residentia... |

















