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Unidirection Check Valves

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Dn15 1/2" 304 Stainless Steel Wafer Check Valve Non-Return One Way Unidirection

Dn15 1/2" 304 Stainless Steel Wafer Check Valve Non-Return One Way Unidirection

US $ 8.3-10.2 / Piece FOB
10 Pieces (MOQ)
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Main Products: Valve, Ball Valve, Stainless Steel Ball Valve, Water Equipment, Strainer, Gate Valve, Check Valve, Globe Valve, Manhole Cover, Pipe Fitting
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WOD VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2012
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Unidirection ANSI 50*20mm Industrial Way Safety Stop One Direction Gas Check Valve

Unidirection ANSI 50*20mm Industrial Way Safety Stop One Direction Gas Check Valve

US $ 21-28 / Piece FOB
20 Pieces (MOQ)
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Media : Gas
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Hunan Wofly Technology Co., Limited

Manufacturer/Factory & Trading Company

Hunan, China Since 2025
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Qualified Unidirection Sanitary stainless Steel Welded Check Valve

Qualified Unidirection Sanitary stainless Steel Welded Check Valve

US $ 10-40 / Piece FOB
1 Piece (MOQ)
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Main Products: Ball Valves, Butterfly Valves, Check Valves, Diaphragm Valvesdirectional Valves, Stainless Steel Fittings, Steel Pipes, Flanges, Food Packaging Accessories
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Wenzhou Huayu Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Nrvr Silence Unidirection 50*20mm Industrial Direction Safety One Way Gas Check Valve

Nrvr Silence Unidirection 50*20mm Industrial Direction Safety One Way Gas Check Valve

US $ 21-28 / Piece FOB
20 Pieces (MOQ)
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Function : Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
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Hunan Wofly Technology Co., Limited

Manufacturer/Factory & Trading Company

Hunan, China Since 2025
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Superior Quality Timeproof ISO Standard Unidirection SS316L Panda Check Valve

Superior Quality Timeproof ISO Standard Unidirection SS316L Panda Check Valve

US $ 10-40 / Piece FOB
1 Piece (MOQ)
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Main Products: Ball Valves, Butterfly Valves, Check Valves, Diaphragm Valvesdirectional Valves, Stainless Steel Fittings, Steel Pipes, Flanges, Food Packaging Accessories
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Wenzhou Huayu Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Gland Packings Globe Unidirection OEM 1'' 2'' Cast Steel Control Check Valve

Gland Packings Globe Unidirection OEM 1'' 2'' Cast Steel Control Check Valve

US $ 0.88-0.99 / Piece FOB
1 Piece (MOQ)
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Media : Water
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Zhejiang Yongkang Yongyuan Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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Unidirection Nh3 50*20mm One Way Gas Direction Industrial Stainless Steel Check Valve

Unidirection Nh3 50*20mm One Way Gas Direction Industrial Stainless Steel Check Valve

US $ 21-28 / Piece FOB
20 Pieces (MOQ)
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Main Products: Diaphragm Valve, Compression Fitting, Tube Fitting, Pressure Regulator, Check Valve, Ball Valve, Gas Box, Gas Exchange System
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Hunan Wofly Technology Co., Limited

Manufacturer/Factory & Trading Company

Hunan, China Since 2025
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Sanitary Stainless Steel SS304 38.1mm Nrv Non Return Valve Unidirection Weld Check Valve

Sanitary Stainless Steel SS304 38.1mm Nrv Non Return Valve Unidirection Weld Check Valve

US $ 13-15 / Piece FOB
10 Pieces (MOQ)
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Pressure : Ordinary Temperature
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Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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Unidirection ANSI OEM 1''~3'' NPT Di API Check Valve 1''~4''

Unidirection ANSI OEM 1''~3'' NPT Di API Check Valve 1''~4''

US $ 0.88-0.99 / Piece FOB
1 Piece (MOQ)
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Main Products: Valves and Flanges‌
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Zhejiang Yongkang Yongyuan Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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Industrial Grade Good Performance China Factory Customized Industrial Wholesale Factory Cheap Price Custom Oil Valve Check Valve Unidirection Valve

Industrial Grade Good Performance China Factory Customized Industrial Wholesale Factory Cheap Price Custom Oil Valve Check Valve Unidirection Valve

US $ 196-8,526 / Piece FOB
1 Piece (MOQ)
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Connection Form : Flange
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Top Valves Manufacture(Nantong) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
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DN50 Pn1.0 1.6MPa Water Control Dual Plate Wafer Check Valve Unidirection Non Return

DN50 Pn1.0 1.6MPa Water Control Dual Plate Wafer Check Valve Unidirection Non Return

US $ 11-17 / Piece FOB
1 Piece (MOQ)
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Main Products: Check Valve, Butterfly Valve, Gate Valve, Water Control Valve, Ball Valve, Globe Valve, Control Valve, Strainer, Joint, Safety Valve
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Like Valve (Tianjin) Co., Ltd.

Tianjin, China Since 2020
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SMS 3 Lnch Sanitation Stainless Steel Manual Unidirection Check Valve Flanged Single Direction Check Valve

SMS 3 Lnch Sanitation Stainless Steel Manual Unidirection Check Valve Flanged Single Direction Check Valve

US $ 15-21 / Piece FOB
10 Pieces (MOQ)
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Connection Form : Welding
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Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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Unidirection PPR Check Valve Cast Steel Valves for Fluid Flow

Unidirection PPR Check Valve Cast Steel Valves for Fluid Flow

US $ 140-180 / Set FOB
10 Sets (MOQ)
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Main Products: Steel Pipes, Pipes Fittings, Socket Fittings, Flange, Angle Bar, C Chanel, Steel Coils, Steel Plate, Valves, Grooved Fittings
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Guangzhou Kingmetal Steel Industry Co., Ltd.

Guangdong, China Since 2011
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Unidirection Flowing Well-Made Swing Stainless Steel Panda Check Valve

Unidirection Flowing Well-Made Swing Stainless Steel Panda Check Valve

US $ 10-40 / Piece FOB
1 Piece (MOQ)
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Function : Ddcv Double Lobe
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Wenzhou Huayu Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Unidirection Ddcv Double Lobe 50*20mm One Way Gas Check Valve

Unidirection Ddcv Double Lobe 50*20mm One Way Gas Check Valve

US $ 21-28 / Piece FOB
20 Pieces (MOQ)
More
Main Products: Diaphragm Valve, Compression Fitting, Tube Fitting, Pressure Regulator, Check Valve, Ball Valve, Gas Box, Gas Exchange System
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Hunan Wofly Technology Co., Limited

Manufacturer/Factory & Trading Company

Hunan, China Since 2025
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Carbon Steel Single Disc Wafer Check Valve Unidirection China Tianjin

Carbon Steel Single Disc Wafer Check Valve Unidirection China Tianjin

US $ 22-26 / Piece FOB
1 Piece (MOQ)
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Sealing Form : Gland Packings Globe Valve
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Like Valve (Tianjin) Co., Ltd.

Tianjin, China Since 2020
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OEM Factory Price Stainless Steel Swing Check Valve DN15-DN600 150-900lb Flange Oil Gas Water Unidirection -29º C\~425º C - Oil Valve

OEM Factory Price Stainless Steel Swing Check Valve DN15-DN600 150-900lb Flange Oil Gas Water Unidirection -29º C\~425º C - Oil Valve

US $ 51-105,091 / Piece FOB
1 Piece (MOQ)
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Main Products: Valves
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Top Valves Manufacture(Nantong) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
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DN80 3inch High Corrosion Resistance Ductile Iron Rubber Disc Swing Check Valve Unidirection

DN80 3inch High Corrosion Resistance Ductile Iron Rubber Disc Swing Check Valve Unidirection

US $ 37-46 / Piece FOB
1 Piece (MOQ)
More
Function : Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
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Like Valve (Tianjin) Co., Ltd.

Tianjin, China Since 2020
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Customized Stainless Steel Swing Check Valve Unidirection Flow DN15-DN600 150-900lb Oil Gas Water -29\~425º C - Oil Valve

Customized Stainless Steel Swing Check Valve Unidirection Flow DN15-DN600 150-900lb Oil Gas Water -29\~425º C - Oil Valve

US $ 51-105,091 / Piece FOB
1 Piece (MOQ)
More
Main Products: Valves
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Audited Supplier
Top Valves Manufacture(Nantong) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2025
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Bellows Globe Unidirection Km Check Valve Stainless Steel Alloy Carbon

Bellows Globe Unidirection Km Check Valve Stainless Steel Alloy Carbon

US $ 140-180 / Set FOB
10 Sets (MOQ)
More
Pressure : Ordinary Pressure
Contact Supplier
Audited Supplier
Guangzhou Kingmetal Steel Industry Co., Ltd.

Guangdong, China Since 2011
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Related Videos
  • What is Dn15 1/2" 304 Stainless Steel Wafer Check Valve Non-Return One Way Unidirection
    What is Dn15 1/2" 304 Stainless Steel Wafer Check Valve Non-Return One Way Unidirection
    US $ 8.3-10.2 /Piece
    10 Pieces (MOQ)
    Contact Supplier
  • What is Unidirection ANSI 50*20mm Industrial Way Safety Stop One Direction Gas Check Valve
    What is Unidirection ANSI 50*20mm Industrial Way Safety Stop One Direction Gas Check Valve
    US $ 21-28 /Piece
    20 Pieces (MOQ)
    Contact Supplier
  • What is Qualified Unidirection Sanitary stainless Steel Welded Check Valve
    What is Qualified Unidirection Sanitary stainless Steel Welded Check Valve
    US $ 10-40 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Nrvr Silence Unidirection 50*20mm Industrial Direction Safety One Way Gas Check Valve
    What is Nrvr Silence Unidirection 50*20mm Industrial Direction Safety One Way Gas Check Valve
    US $ 21-28 /Piece
    20 Pieces (MOQ)
    Contact Supplier
Sanitary Grade NBR Sealing Unidirection SS316L/304L Union Check Valve

Sanitary Grade NBR Sealing Unidirection SS316L/304L Union Check Valve

US $ 10-40 / Piece FOB
1 Piece (MOQ)
More
Main Products: Ball Valves, Butterfly Valves, Check Valves, Diaphragm Valvesdirectional Valves, Stainless Steel Fittings, Steel Pipes, Flanges, Food Packaging Accessories
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Audited Supplier
Wenzhou Huayu Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Unidirection Forging Efficient Ddcv Double Lobe SS316L Union Check Valve

Unidirection Forging Efficient Ddcv Double Lobe SS316L Union Check Valve

US $ 10-40 / Piece FOB
1 Piece (MOQ)
More
Temperature : Ordinary Temperature
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Wenzhou Huayu Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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CF 3m Dual Plate Wafer Unidirection Non Return Butterfly Type Check Valve

CF 3m Dual Plate Wafer Unidirection Non Return Butterfly Type Check Valve

US $ 21-27 / Piece FOB
1 Piece (MOQ)
More
Main Products: Check Valve, Butterfly Valve, Gate Valve, Water Control Valve, Ball Valve, Globe Valve, Control Valve, Strainer, Joint, Safety Valve
Contact Supplier
Audited Supplier
Like Valve (Tianjin) Co., Ltd.

Tianjin, China Since 2020
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About Unidirection Check Valves FAQ

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

    The Unidirection Check Valves 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.

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

    Enhance your Check Valve setup with our premium Unidirection Check Valves.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.

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

    The Unidirection Check Valves is an essential part of our Check Valve offerings.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.

Gland Packings Globe Unidirection OEM 1''~3'' NPT Di Thread End Check Valve

Gland Packings Globe Unidirection OEM 1''~3'' NPT Di Thread End Check Valve

US $ 0.88-0.99 / Piece FOB
1 Piece (MOQ)
More
Structure : Swing
Contact Supplier
Audited Supplier
Zhejiang Yongkang Yongyuan Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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DN20 Sanitary Grade Single Direction Check Valve with Manual Tri-Clamp Unidirection Check Valve

DN20 Sanitary Grade Single Direction Check Valve with Manual Tri-Clamp Unidirection Check Valve

US $ 15-21 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Sanitary Valves, Sanitary Pipe Fittings, Sanitary Unions, Sanitary Manways, Sanitary Sight Glass, Sanitary Spray Ball, Sanitary Centrifugal Pumps, Sanitary Strainer, Sanitary Tube/Pipe
Contact Supplier
Audited Supplier
Wenzhou Xusheng Machinery Industry and Trading Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
Chat Now Send Inquiry
Unidirection ANSI OEM 1'' 2'' Cast Stainless Steel API Check Valve

Unidirection ANSI OEM 1'' 2'' Cast Stainless Steel API Check Valve

US $ 0.88-0.99 / Piece FOB
1 Piece (MOQ)
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Material : Cast Steel
Contact Supplier
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Zhejiang Yongkang Yongyuan Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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API/ASME 150lb Industrial Flanged Swing/Lift Non-Return Check Valve

API/ASME 150lb Industrial Flanged Swing/Lift Non-Return Check Valve

US $ 25.68-32.86 / Piece FOB
5 Pieces (MOQ)
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Main Products: Industrial Valves
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RST VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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Bronze Threaded Swing Check Valve

Bronze Threaded Swing Check Valve

US $ 2.35 / Piece FOB
500 Pieces (MOQ)
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Connection Form : Thread
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Ningbo Doway M & E Co., Ltd.

Zhejiang, China Since 2015
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Cast Steel Wcb/CF8 Swing Check Valve, Flange End, 150lb 300lb 600lb

Cast Steel Wcb/CF8 Swing Check Valve, Flange End, 150lb 300lb 600lb

US $ 88 / Piece FOB
1 Piece (MOQ)
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Main Products: Industrial Valves
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RST VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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H12 Non-Return Check Valve Vertical Spring Check Valve Stainless Steel

H12 Non-Return Check Valve Vertical Spring Check Valve Stainless Steel

US $ 1.5-2 / Piece FOB
1 Piece (MOQ)
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Flow Direction : Unidirection
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WOD VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2012
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API594/DIN/ASME Stainless Steel/Carbon Steel 150lb/300LG/Pn16 Flange End Swing Check Valve

API594/DIN/ASME Stainless Steel/Carbon Steel 150lb/300LG/Pn16 Flange End Swing Check Valve

US $ 32-34 / Piece FOB
10 Pieces (MOQ)
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Main Products: Industrial Valves
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RST VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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ISO5752 Industrial Control Full EPDM Rubber Coated Lining Water Gas Duo Dual Plate Double Door Wafer Type Butterfly Check Valves From Tianjin Worlds Valve China

ISO5752 Industrial Control Full EPDM Rubber Coated Lining Water Gas Duo Dual Plate Double Door Wafer Type Butterfly Check Valves From Tianjin Worlds Valve China

US $ 10-200 / Piece FOB
1 Piece (MOQ)
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Temperature : Ordinary Temperature
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Tianjin Worlds Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2010
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Stainless Steel CF8/CF8m Cast Ductile Iron Wafer Type Duplex Butterfly Double Door Disc Dual Plate/Flap/ Swing Check Valve Pn10/Pn16 or 10K/16K Class150 150lb

Stainless Steel CF8/CF8m Cast Ductile Iron Wafer Type Duplex Butterfly Double Door Disc Dual Plate/Flap/ Swing Check Valve Pn10/Pn16 or 10K/16K Class150 150lb

US $ 10-100 / Piece FOB
1 Piece (MOQ)
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Main Products: Butterfly Valve, Full PTFE/PFA Lined Butterfly Valve, Double Flange Flanged Butterfly Valve, Wafer Type Lug Lugged Type Butterfly Valve, Check Valve, Resilient Rubber Seated Flanged Gate Valve OEM/OD
Contact Supplier
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Tianjin Worlds Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2010
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OEM/ODM Lead Free Brass Dual Check Valve

OEM/ODM Lead Free Brass Dual Check Valve

US $ 5.56 / Piece FOB
2,000 Pieces (MOQ)
More
Connection Form : Thread
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Audited Supplier
Ningbo Doway M & E Co., Ltd.

Zhejiang, China Since 2015
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Stainless Steel Female NPT Threaded Check Valve

Stainless Steel Female NPT Threaded Check Valve

US $ 1-1.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: Valve, Ball Valve, Stainless Steel Ball Valve, Water Equipment, Strainer, Gate Valve, Check Valve, Globe Valve, Manhole Cover, Pipe Fitting
Contact Supplier
Audited Supplier
WOD VALVE GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2012
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Stainless Steel JIS5K/10K H74 Single Disc Non Return Wafer Check Valve

Stainless Steel JIS5K/10K H74 Single Disc Non Return Wafer Check Valve

US $ 0.5-2.5 / Piece FOB
10 Pieces (MOQ)
More
Structure : Swing
Contact Supplier
Audited Supplier
Zhejiang Yuzheng Valve Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
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Function

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  • Ddcv Double Lobe
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