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Backflow Prevent Valve

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Manufacture by China 100% Test Single Plate Swing Check Valve

Manufacture by China 100% Test Single Plate Swing Check Valve

US $ 120 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Manual Control Rubber Lined Type Wcb Steel Weir Diaphragm Valve

Manual Control Rubber Lined Type Wcb Steel Weir Diaphragm Valve

US $ 130 / Piece FOB
1 Piece (MOQ)
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Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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OEM Bronze Threaded NPT or Bsp Vertical Spring Loaded Lift Check Valve

OEM Bronze Threaded NPT or Bsp Vertical Spring Loaded Lift Check Valve

US $ 22 / Piece FOB
1 Piece (MOQ)
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Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Long Lasting Service Single Plate Wafer Swing Check Valve

Long Lasting Service Single Plate Wafer Swing Check Valve

US $ 90 / Piece FOB
1 Piece (MOQ)
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Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Shf Series Dual Bronze Plate Wafer Check Valve Price

Shf Series Dual Bronze Plate Wafer Check Valve Price

US $ 26 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Mss Sp 88 Pneumatic Operated Diaphragm Valve with Flange Ends

Mss Sp 88 Pneumatic Operated Diaphragm Valve with Flange Ends

US $ 450 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Shf ISO228 1/2"-3" 1.6MPa Pn20 DN15 to DN80 Bronze Swing Return Check Valve Non Return Valve for Water

Shf ISO228 1/2"-3" 1.6MPa Pn20 DN15 to DN80 Bronze Swing Return Check Valve Non Return Valve for Water

US $ 15 / Piece FOB
1 Piece (MOQ)
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Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Shf Cast Iron Stainless Steel Disc Gas Spring Duo Check Valve

Shf Cast Iron Stainless Steel Disc Gas Spring Duo Check Valve

US $ 25 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Premium DN100 SS316 Stainless Steel Dual Plate Check Valve for Industrial Use

Premium DN100 SS316 Stainless Steel Dual Plate Check Valve for Industrial Use

US $ 1 / Piece FOB
99 Pieces (MOQ)
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Keke Group Co., Ltd.

Zhejiang, China Since 2024
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Suzhou High Performance API 6D Class 1500 2500 Pressure Seal Check Valve

Suzhou High Performance API 6D Class 1500 2500 Pressure Seal Check Valve

US $ 1,600 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Cast Steel Pn16 with Lever and Counter Weight Check Valve

Cast Steel Pn16 with Lever and Counter Weight Check Valve

US $ 600 / Piece FOB
1 Piece (MOQ)
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Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Size 2'--12' DN50--300 SS316 Disc NBR/EPDM Seat Wafer Type Silent Check Valve

Size 2'--12' DN50--300 SS316 Disc NBR/EPDM Seat Wafer Type Silent Check Valve

US $ 5-100 / Piece FOB
2 Pieces (MOQ)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Cast Iron Carbon Steel Stainless Steel Globe Style Silent Check Valves

Cast Iron Carbon Steel Stainless Steel Globe Style Silent Check Valves

US $ 5-100 / Piece FOB
2 Pieces (MOQ)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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DN250 Pn16 Flanged End Lever Weight Heavy Block Swing Check Valve

DN250 Pn16 Flanged End Lever Weight Heavy Block Swing Check Valve

US $ 50-200 / Piece FOB
2 Pieces (MOQ)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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High-Quality Ductile Iron Flange Silent Check Valve - Reliable Supplier

High-Quality Ductile Iron Flange Silent Check Valve - Reliable Supplier

US $ 5-100 / Piece FOB
2 Pieces (MOQ)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Stainless Steel Silent Check Valve for Vertical Installation

Stainless Steel Silent Check Valve for Vertical Installation

US $ 5-150 / Piece FOB
2 Pieces (MOQ)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Sanitary Stainless Steel SS316L Minii Type Diaphragm Valve with Pneumatic Actuator

Sanitary Stainless Steel SS316L Minii Type Diaphragm Valve with Pneumatic Actuator

US $ 130 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Shf A216 Wcb Medium Pressure Bolted Cap Swing Check Valve Flange End

Shf A216 Wcb Medium Pressure Bolted Cap Swing Check Valve Flange End

US $ 120 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Silent Check Valve for Large Water Pipes

Silent Check Valve for Large Water Pipes

US $ 5-150 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Water Flow Control One Way Non Return Bronze Swing Type Flange 1inch 150lb Check Valve

Water Flow Control One Way Non Return Bronze Swing Type Flange 1inch 150lb Check Valve

US $ 300 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Ductile Iron Flange Silencer Check Valve Manufacturer

Ductile Iron Flange Silencer Check Valve Manufacturer

US $ 5-150 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Accommodative Facility Globe Valve Good Contact Forged Steel Globe Valve for Prevent Backflow

Accommodative Facility Globe Valve Good Contact Forged Steel Globe Valve for Prevent Backflow

US $ 19.9 / Piece FOB
100 Pieces (MOQ)
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RST VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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API Bronze C95800 Wafer Type Double Disc Swing Check Valve

API Bronze C95800 Wafer Type Double Disc Swing Check Valve

US $ 750 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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About Backflow Prevent Valve FAQ

  • QWhat are the benefits of purchasing check valves wholesale for industrial equipment?

    The Backflow Prevent Valve is a standout piece in our Check Valve collection.Buying check valves wholesale allows for cost savings, bulk pricing benefits, and streamlined procurement processes. You can also enjoy customization options, technical support, and timely delivery from a reputable supplier in China.

  • QWhat are the common uses of check valves in industrial equipment?

    Our Backflow Prevent Valve offers exceptional quality and style within the Check Valve category.Check valves are vital components used to prevent backflow in pipelines and ensure one-way flow of liquids or gases. They are commonly found in industries such as oil & gas, water treatment, and manufacturing processes.

  • QHow can I identify a trustworthy supplier for check valves in China?

    The Backflow Prevent Valve is a premium choice in the Check Valve category.When searching for a reliable check valve supplier in China, look for certifications, years of experience, and customer reviews. Request samples, check their compliance with industry standards, and ensure they offer quality assurance processes.

Carbon Steel Stainless Steel, Ductile Iron Wafer Silent Check Valve

Carbon Steel Stainless Steel, Ductile Iron Wafer Silent Check Valve

US $ 5-100 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Vhk2 Type Vhk2/3 Series Reseal Pressure Pneumatic Check Valve

Vhk2 Type Vhk2/3 Series Reseal Pressure Pneumatic Check Valve

US $ 1.5 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Ningbo Langch International Trade Co., Ltd.

Trading Company

Zhejiang, China Since 2019
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Top Quality Axial Flow Silent Check Valve Price

Top Quality Axial Flow Silent Check Valve Price

US $ 90 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Hot Sale Heavy Lever and Weight Swing Check Valve with NBR O-Ring

Hot Sale Heavy Lever and Weight Swing Check Valve with NBR O-Ring

US $ 50-200 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Shf 100% Quantity Tested API6d Oil Forging Lug Dual Plate Check Valve Price

Shf 100% Quantity Tested API6d Oil Forging Lug Dual Plate Check Valve Price

US $ 260 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Flow Control Water System Globe Silent Check Valve

Flow Control Water System Globe Silent Check Valve

US $ 15,000 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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B62 C83600 Bronze Swing Check Valve, Y Type Swing Check Valve

B62 C83600 Bronze Swing Check Valve, Y Type Swing Check Valve

US $ 28 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Straight Through Cast Iron Flanged FF Gg25 Handwheel Diaphragm Valve

Straight Through Cast Iron Flanged FF Gg25 Handwheel Diaphragm Valve

US $ 70 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Straight Through Cast Steel Wcb RF Flanged Handwheel Diaphragm Valve

Straight Through Cast Steel Wcb RF Flanged Handwheel Diaphragm Valve

US $ 180 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Flanged Ductile Iron Silencer Check Valve

Flanged Ductile Iron Silencer Check Valve

US $ 5-150 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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Premium EPDM Check Valve with Stainless Steel Durability

Premium EPDM Check Valve with Stainless Steel Durability

US $ 1 / Piece FOB
99 Pieces (MOQ)
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Audited Supplier
Keke Group Co., Ltd.

Zhejiang, China Since 2024
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Piston/Ball/Lift/Swing Non Return Liner PFA Piston Check Valve

Piston/Ball/Lift/Swing Non Return Liner PFA Piston Check Valve

US $ 120 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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Aluminum Bronze Dual Plate Flange Check Valve

Aluminum Bronze Dual Plate Flange Check Valve

US $ 950 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Suzhou Shangheng Valve Co., Ltd.

Jiangsu, China Since 2025
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