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DIN Germany Standard Cast Iron Size 2’ --20’ Triple Duty (Control Check) Valve

DIN Germany Standard Cast Iron Size 2’ --20’ Triple Duty (Control Check) Valve

US $ 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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JIS F7371 H44W-16t DN80-DN250 Marine Corrosion Resistant Flange Seawater Cooling System Third Party Inspection Bronze Swing Check Valve

JIS F7371 H44W-16t DN80-DN250 Marine Corrosion Resistant Flange Seawater Cooling System Third Party Inspection Bronze Swing Check Valve

US $ 38-500 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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18inch Bronze C95800 Lug Type Double Disc Swing Check Valve for Corrosion Resistant Seawater

18inch Bronze C95800 Lug Type Double Disc Swing Check Valve for Corrosion Resistant Seawater

US $ 102.98-106.68 / Piece FOB
10 Pieces (MOQ)
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Zhejiang J-Valves Fluid Equipment Co., Ltd.

Zhejiang, China Since 2019
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Flanged End Cast Iron Lever and Weight Swing Check Valve with Air Cushion Cylinder

Flanged End Cast Iron Lever and Weight Swing Check Valve with Air Cushion Cylinder

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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JIS F7352 5K DN50-DN300 Flange Connection Seawater Corrosion Resistant Third-Party Test Report Marine Right Angle Stop Check Valve

JIS F7352 5K DN50-DN300 Flange Connection Seawater Corrosion Resistant Third-Party Test Report Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Multi-Functional Non-Return, Regulating, and Close Flow Valve Triple Duty Check Valve

Multi-Functional Non-Return, Regulating, and Close Flow Valve Triple Duty Check Valve

US $ 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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H44W Marine-Grade Bronze Swing Check Valve for Offshore and Seawater Applications

H44W Marine-Grade Bronze Swing Check Valve for Offshore and Seawater Applications

US $ 11-111 / Piece FOB
10 Pieces (MOQ)
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Quality (Shandong) Industrial Automation Co., Ltd

Shandong, China Since 2025
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JIS F7410 16K Customizable DN50-DN300 Seawater Corrosion Resistant Bronze Marine Right Angle Stop Check Valve

JIS F7410 16K Customizable DN50-DN300 Seawater Corrosion Resistant Bronze Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, 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)
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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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JIS F7351 5K Bronze Brass Screw-Down Check Globe Valve for Steam Seawater

JIS F7351 5K Bronze Brass Screw-Down Check Globe Valve for Steam Seawater

US $ 10-60 / Piece FOB
1 Piece (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Elite Wcb Single Plate Check Valve, Size: 2" (50 mm) to 20" (500 mm)

Elite Wcb Single Plate Check Valve, Size: 2" (50 mm) to 20" (500 mm)

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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Marine Standard Cast Steel Straight-Through Stop-Check Valve JIS F7473 20K Factory Direct

Marine Standard Cast Steel Straight-Through Stop-Check Valve JIS F7473 20K Factory Direct

US $ 30-300 / Piece FOB
1 Piece (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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ANSI Class 125 Cast Iron Triple Duty (Control Check) Valve

ANSI Class 125 Cast Iron Triple Duty (Control Check) Valve

US $ 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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JIS F7371 H44W-16t DN80-DN250 Flange Seawater Cooling System Third Party Inspection Bronze Swing Check Valve

JIS F7371 H44W-16t DN80-DN250 Flange Seawater Cooling System Third Party Inspection Bronze Swing Check Valve

US $ 38-500 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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BS4504 Ductile Iron Body Flange End Check Valve Lever with Counterweight

BS4504 Ductile Iron Body Flange End Check Valve Lever with Counterweight

US $ 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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JIS F7352 5K Jlh44W-16t DN50-DN300 Flange Connection Seawater Corrosion Resistant Third Party Test Report Marine Right Angle Stop Check Valve

JIS F7352 5K Jlh44W-16t DN50-DN300 Flange Connection Seawater Corrosion Resistant Third Party Test Report Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Cast Single Plate Wafer Check Valve

Cast Single Plate Wafer Check Valve

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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JIS F7410 16K DN50-DN300 Flange Connection Seawater Corrosion Resistant Third-Party Test Report Marine Right Angle Stop Check Valve

JIS F7410 16K DN50-DN300 Flange Connection Seawater Corrosion Resistant Third-Party Test Report Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Corrosion Resistant Titanium Alloy C3 Check Valve Suitable for Seawater

Corrosion Resistant Titanium Alloy C3 Check Valve Suitable for Seawater

US $ 19.5-21 / Piece FOB
10 Pieces (MOQ)
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Zhejiang J-Valves Fluid Equipment Co., Ltd.

Zhejiang, China Since 2019
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Class 125 Cast Iron Swing Check Valve with Weight

Class 125 Cast Iron Swing Check Valve with Weight

US $ 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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JIS F410 16K DN50-DN300 Seawater Corrosion Resistant Bronze Marine Right Angle Stop Check Valve

JIS F410 16K DN50-DN300 Seawater Corrosion Resistant Bronze Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Ductile Cast Iron Di Ci Stainless Steel Barss EPDM Seat Water Resilient Wafer Lug Lugged Type Double Flange Industrial Butterfly Valve Gate Swing Check Valves

Ductile Cast Iron Di Ci Stainless Steel Barss EPDM Seat Water Resilient Wafer Lug Lugged Type Double Flange Industrial Butterfly Valve Gate Swing Check Valves

US $ 10-100 / Piece FOB
1 Piece (MOQ)
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Tianjin Worlds Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2010
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Silent Check Valve for Industrial Applications

Silent Check Valve for Industrial Applications

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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About Seawater Check Valve Factory FAQ

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

    Discover the perfect addition to your Check Valve with our Seawater Check Valve Factory.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?

    Upgrade your Check Valve with the elegant and durable Seawater Check Valve Factory.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 Seawater Check Valve Factory 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.

Check Valve Nps 8'' 1500lb Wcb/A105 API 602 Hydrostatic Valve

Check Valve Nps 8'' 1500lb Wcb/A105 API 602 Hydrostatic Valve

US $ 18-20 / Piece FOB
1 Piece (MOQ)
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Union Steel Industry Co., Ltd.

Trading Company

Hunan, China Since 2024
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Factory-Direct Marine-Standard Cast Steel Straight-Through Stop-Check Valve (JIS F7473 20K)

Factory-Direct Marine-Standard Cast Steel Straight-Through Stop-Check Valve (JIS F7473 20K)

US $ 30-300 / Piece FOB
1 Piece (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Industrial Flanged End Typical Heavy Lever Weight Swing Check Valve

Industrial Flanged End Typical Heavy Lever Weight 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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Carbon Iron/ Ductile Iron/Carbon Steel Flange BS4504 DIN Ansib16.34 Pn16/25 Class125/150 Double Flanged Check Valve Water Control Check Valve

Carbon Iron/ Ductile Iron/Carbon Steel Flange BS4504 DIN Ansib16.34 Pn16/25 Class125/150 Double Flanged Check Valve Water Control Check Valve

20 Pieces (MOQ)
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Wenzhou Leina Valve Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2014
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JIS F7351 DN50-DN300 Flange Connection Seawater Corrosion Resistant Marine Straight Stop Check Valve

JIS F7351 DN50-DN300 Flange Connection Seawater Corrosion Resistant Marine Straight Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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Pressure Pn16/25 ANSI Class 125/150 Flange End Silent Check Valve

Pressure Pn16/25 ANSI Class 125/150 Flange End Silent Check Valve

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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Direct From Factory Marine Standard Cast Steel Straight-Through Stop-Check Valve JIS F7311c 5K

Direct From Factory Marine Standard Cast Steel Straight-Through Stop-Check Valve JIS F7311c 5K

US $ 50-500 / Piece FOB
1 Piece (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, 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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Shanghai Flow Valve & Fitting Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2023
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ANSI Stainless Steel Double Disc Wafer Check Valve

ANSI Stainless Steel Double Disc Wafer Check Valve

US $ 27.89-5,881.81 / Piece FOB
1 Piece (MOQ)
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Afcon Ningjin Yahua Industries Co., Ltd.

Shandong, China Since 2010
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Seawater Bronze Brass Check Valve JIS F7371 5K 10K Flanged Connection

Seawater Bronze Brass Check Valve JIS F7371 5K 10K Flanged Connection

US $ 10-60 / Piece FOB
1 Piece (MOQ)
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Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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316 Stainless Steel Thin Type Single Plate Wafer Check Valve

316 Stainless Steel Thin Type Single Plate Wafer Check Valve

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
Chat Now Send Inquiry
JIS F7352 5K DN50-DN300 Seawater Corrosion Resistant Marine Right Angle Stop Check Valve

JIS F7352 5K DN50-DN300 Seawater Corrosion Resistant Marine Right Angle Stop Check Valve

US $ 38-580 / Piece FOB
5 Pieces (MOQ)
Contact Supplier
Audited Supplier
Qingdao Hongfeng Xianglong Valve Manufacturing Co., Ltd.

Shandong, China Since 2025
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ANSI/3in 4in 150lb Spring Hydraulic Cast Iron Flange Silent Check Valve

ANSI/3in 4in 150lb Spring Hydraulic Cast Iron Flange Silent 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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