Total 1144 products for drain backflow preventer Manufacture & Suppliers

• Carbon Steel Oil Gas Valve WCB 300# Swing Check Valve With API600 API6D Standard

  

  check valve is a protection device that prevents the fluid from flowing in an unwanted direction within the piping system or the pipeline (as backflows may damage upstream equipment). The check valve lets the f...

  SHIJIAZHUANG DEYE PIPING INDUSTRY CO., LTD（Pipefittings Department)

  Hebei,China

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• Forged Steel Stainless Steel 316 304 Duplex SS Check Valves With BW Ends Threaded Ends CVC-0800-1-2

  

  check valve is a protection device that prevents the fluid from flowing in an unwanted direction within the piping system or the pipeline (as backflows may damage upstream equipment). The check valve lets the f...

  SHIJIAZHUANG DEYE PIPING INDUSTRY CO., LTD（Pipefittings Department)

  Hebei,China

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• Heat-Resistant Flange Type Duckbill Check Valve with 1.0Mpa Pressure and 18 Months Warranty

  

  ... check valve designed for sewage and wastewater systems. The duckbill outlet allows forward flow under pressure and automatically seals to prevent backflow. The flange connection ensures easy installation on...

  Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

  Shandong,China

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• Customized Rubber Duckbill Check Valve with EPDM/NBR/SBR/NR Material and ISO9001/CE/ZTC Certification

  

  ...n there is inlet pressure, and automatically closes when the pressure drops or reverses, preventing backflow. The “duckbill” shape ensures reliable sealing, low opening pressure, and maintenance-free operati...

  Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

  Shandong,China

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• Anti Backfeed Hybrid Inverter 11kW For Grid Tied Flexibility for Distributors and OEM Orders

  

  .... The inverter includes dual MPPT channels and wide PV input range (100–500V) for efficient solar tracking. Anti-backflow protection is built in to prevent reverse current into the grid. This model supports ...

  GuangZhou CloudCore Technology Co., Ltd

  China

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• Yanmar 4TNV94 / 4TNV98 Engine Injector Washer | Sealing Components

  

  The Yanmar 4TNV94/4TNV98 engine injector gasket is a crucial sealing component installed between the injector and cylinder head to prevent combustion gas leakage and high-temperature gas backflow. Made of high-...

  Guangzhou Minshun Machinery Equipment Co., Ltd.

  Guangdong,China

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• ISO9001 Certified DN350 Rubber Bellow with Flange Sewage Duckbill Check Valve with 18months Warranty and 20Years' Experience

  

  ... absorption and pipe movement compensation while integrating a clamp-connected duckbill check valve to allow forward flow and prevent backflow in sewage systems. Features & Benefits of duckbill check valve 1...

  Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

  Shandong,China

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• Heat-Resistant Inline Rubber Duckbill Check Valve with 1.0Mpa and 1.6Mpa Pressure Ratings in Black

  

  ... Joint is a high-temperature-capable one-way valve that allows forward flow, prevents backflow, and provides flexibility to absorb vibration and pipe movement in pipeline systems. Features & Benefits of duck...

  Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

  Shandong,China

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• MP-M017216 Original Mimaki New Model Damper for Ts300-1800 T300P-1800 Printhead.

  

  ... Pressure Buffering: The primary function of the damper is to balance pressure fluctuations between the ink tubing and the printhead, ensuring a stable ink supply and preventing backflow or excessive pressur...

  Henan Joyin Digital Technology Co., Ltd.

  Henan,China

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• Smooth Flow 3-Way Valve for Diagnostic Devices Medical-Grade PC/PE Reliable OEM Factory

  

  ... high-quality molding processes. OEM manufacturing accepted for reliable medical applications. Key Features Anti-reflux technology prevents backflow contamination Single-handed operation for enhanced user co...

  Shanghai Seabird Home Co., Ltd.

  Shanghai,China

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• Poclain Hydraulics Motor Hydraulic Motor

  

  ...devices in hydraulic systems. Selection Considerations 1. System Pressure Matching * Avoid overpressure to prevent seal failure. 2. Drain Port Design * Prevent bearing damage from backpressure (e.g., axial p...

  Suzhou Benit Machinery Technology Co., Ltd

  Jiangsu,China

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• GB / ANSI CF3 Single Door Flap Wafer Check Valve Non Slam Super Duplex

  

  ... Range: - -29°C~180°C Application H74 type wafer-type check valve is an ultra-thin check valve. Its main function is to prevent backflow of medium. It is an automatic valve that relies on medium pressure to...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• ANSI Single Disc Swing Wafer Check Valve Spring Type Round Wafer 150 LB

  

  ... Range: - -29°C~180°C Application H74 type wafer-type check valve is an ultra-thin check valve. Its main function is to prevent backflow of medium. It is an automatic valve that relies on medium pressure...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• Wafer Type High Temperature Check Valve Face To Face Dimension Non Return

  

  ... Range: - -29°C~180°C Application H74 type wafer-type check valve is an ultra-thin check valve. Its main function is to prevent backflow of medium. It is an automatic valve that relies on medium...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• Horizontal 6 Inch Horizontal Stainless Steel Swing Check Valve

  

  ...compressor equipment from damage caused by backflow/reverse flow 2. Reduce down time and loss of production due to failure of unsuitable valves 3. increase energy saving with reduced pressure drop 4. Prevent...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• PN16 Carbon Steel Swing Check Valve Wafer Pattern

  

  ... Range: - -29°C~425°C Application H74 type wafer-type check valve is an ultra-thin check valve. Its main function is to prevent backflow of medium. It is an automatic valve that relies on medium pressure to ...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• Stainless Steel Swing Check Valve Thin Pattern EPDM Seal

  

  ... Range: - -29°C~425°C Application H74 type wafer-type check valve is an ultra-thin check valve. Its main function is to prevent backflow of medium. It is an automatic valve that relies on medium pressure to ...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• Flange End Connection Stainless Steel Check Valve 150LB Pressure for Chemical Processing Plants

  

  ... swing check valve is suitable for handling medium to high-pressure systems. Its sturdy construction and swing type structure make it ideal for preventing backflow and ensuring fluid flow in...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• Flanged swing check valveThe Ideal Solution for High-Performance and Dependable Flow Control

  

  ... swing check valve is suitable for handling medium to high-pressure systems. Its sturdy construction and swing type structure make it ideal for preventing backflow and ensuring fluid flow in...

  Wenzhou Xidelong Valve Co. LTD

  Zhejiang,China

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• 3-Channel, 300l/S Vacuum Unit, Vacuum Pumping And Inflation, DN20 Pipeline [KSCZ-1080/300]

  

  ... conditions. The KSCZ - 1080/300 unit integrates a 1080 m³/h Roots pump and a 300 m³/h front - end pump, equipped with anti - backflow oil protection to prevent contamination. Featuring two M27 valve ports f...

  Shanghai Kstone S&T Development Co .,LTD.

  Shanghai,China

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