4 Inch Check Valve
products found from trusted manufacturers & suppliersFavorites
US$ 1.33-1.57 / Piece
3500 Pieces (MOQ)
Ningbo D & R Metal Industries Co., Ltd.
Ningbo D & R Metal Industries Co., Ltd.
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Diamond Member
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Audited Supplier
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Secured Trading
- Zhejiang, China
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US$ 100-300 / Piece
50 Pieces (MOQ)
QUANZHOU FOREDE FIREFIGHTING EQUIPMENT CO., LTD.
QUANZHOU FOREDE FIREFIGHTING EQUIPMENT CO., LTD.
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Gold Member
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Audited Supplier
- Fujian, China
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Trading Company
Favorites
US$ 1.3-1.38 / Piece
168 Pieces (MOQ)
Zhejiang Ifan Piping Co., Ltd.
Zhejiang Ifan Piping Co., Ltd.
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Zhejiang, China
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Manufacturer/Factory & Trading Company
- Others

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5(5.0)
"Fast Delivery"
Fast Delivery
Favorites
US$ 1.47-2.6 / Piece
50 Pieces (MOQ)
Anhui Fulaier E-Commerce Co., Ltd.
Anhui Fulaier E-Commerce Co., Ltd.
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Anhui, China
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Manufacturer/Factory & Trading Company

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5(5.0)
"Fast Delivery"
Fast Delivery
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US$ 3.3-4 / Piece
10 Pieces (MOQ)
WOD VALVE GROUP CO., LTD.
WOD VALVE GROUP CO., LTD.
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Diamond Member
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Audited Supplier
- Zhejiang, China
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Manufacturer/Factory & Trading Company
- ISO9001:2015, ISO45001:2018, ISO14001, Others
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US$ 60-95 / Piece
4 Pieces (MOQ)
Xuzhou Xuqi International Trade Co., Ltd
Xuzhou Xuqi International Trade Co., Ltd
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Diamond Member
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Audited Supplier
- Jiangsu, China
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US$ 10 / Piece
1000 Pieces (MOQ)
Aqua Fitting Pipe Tech (Beijing) Co., Ltd.
Aqua Fitting Pipe Tech (Beijing) Co., Ltd.
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Diamond Member
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Audited Supplier
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Secured Trading
- Beijing, China
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US$ 15-28 / Piece
1 Piece (MOQ)
Hunan Wofly Technology Co., Limited
Hunan Wofly Technology Co., Limited
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Hunan, China
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Manufacturer/Factory & Trading Company
- ISO9001:2015

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5(5.0)
"Fast Dispatch"
Fast Dispatch
Favorites
US$ 3.26 / Piece
500 Pieces (MOQ)
Ningbo Salvador Piping System Co., Ltd.
Ningbo Salvador Piping System Co., Ltd.
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Diamond Member
-
Audited Supplier
- Zhejiang, China
Favorites
US$ 2.2-2.5 / Piece
10 Pieces (MOQ)
RST VALVE GROUP CO., LTD.
RST VALVE GROUP CO., LTD.
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Diamond Member
-
Audited Supplier
- Zhejiang, China
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Manufacturer/Factory & Trading Company
Favorites
US$ 11-17 / Piece
1 Piece (MOQ)
Like Valve (Tianjin) Co., Ltd.
Like Valve (Tianjin) Co., Ltd.
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Diamond Member
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Audited Supplier
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Secured Trading
- Tianjin, China
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3000 Pieces (MOQ)
Yuhuan Tufei Imp. and Exp. Co., Ltd.
Yuhuan Tufei Imp. and Exp. Co., Ltd.
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Diamond Member
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Audited Supplier
- Zhejiang, China
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Manufacturer/Factory & Trading Company
Favorites
US$ 7-310 / Piece
5 Pieces (MOQ)
Zhejiang Naibang Valve Co., Ltd.
Zhejiang Naibang Valve Co., Ltd.
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Diamond Member
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Audited Supplier
- Zhejiang, China
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Manufacturer/Factory & Trading Company
- ISO9001:2015, Others
Favorites
US$ 3-30 / Piece
1 Piece (MOQ)
Changsha OROSION Metal Technology Ltd Company
Changsha OROSION Metal Technology Ltd Company
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Diamond Member
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Audited Supplier
- Zhejiang, China
-
Trading Company
Favorites
US$ 1 / Piece
99 Pieces (MOQ)
Keke Group Co., Ltd.
Keke Group Co., Ltd.
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Diamond Member
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Audited Supplier
- Zhejiang, China
Favorites
US$ 28-1500 / Piece
1 Piece (MOQ)
Linyi Bonny Valve Co., Ltd
Linyi Bonny Valve Co., Ltd
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Shandong, China
Favorites
US$ 80-790 / Piece
1 Piece (MOQ)
Dexiang Electromechanical Equipment Co., Ltd
Dexiang Electromechanical Equipment Co., Ltd
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Diamond Member
- Guangxi, China
Favorites
US$ 100 / Piece
2 Pieces (MOQ)
Shanghai Flow Valve & Fitting Co., Ltd.
Shanghai Flow Valve & Fitting Co., Ltd.
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Gold Member
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Audited Supplier
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Secured Trading
- Shanghai, China
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Manufacturer/Factory & Trading Company
Favorites
US$ 2-5 / Piece
10 Pieces (MOQ)
Flowflex Enterprise Co., Ltd.
Flowflex Enterprise Co., Ltd.
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Diamond Member
-
Audited Supplier
- Zhejiang, China
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US$ 1.72-1.94 / Piece
1 Piece (MOQ)
Zhejiang Ifan Piping Co., Ltd.
Zhejiang Ifan Piping Co., Ltd.
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Zhejiang, China
-
Manufacturer/Factory & Trading Company
Favorites
1 Piece (MOQ)
TIANJIN TANGFA WATTS VALVE CO., LTD.
TIANJIN TANGFA WATTS VALVE CO., LTD.
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Diamond Member
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Audited Supplier
- Tianjin, China
Favorites
US$ 20-30 / Piece
1 Piece (MOQ)
Hangzhou Henggong Technology Co., LTD
Hangzhou Henggong Technology Co., LTD
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Gold Member
-
Audited Supplier
-
Secured Trading
- Zhejiang, China

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5(4.5)
"Fast Delivery"
Fast Delivery
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US$ 4.5 / Piece
50 Pieces (MOQ)
Wenzhou Leina Valve Co., Ltd.
Wenzhou Leina Valve Co., Ltd.
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Gold Member
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Audited Supplier
- Zhejiang, China
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Manufacturer/Factory & Trading Company
- ISO9001:2015
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US$ 0.76-0.8954 / Piece
2000 Pieces (MOQ)
Ningbo Riteco Copper Co., Ltd.
Ningbo Riteco Copper Co., Ltd.
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Diamond Member
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Audited Supplier
- Zhejiang, China
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Trading Company
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US$ 28.6-29.8 / Piece
1000 Pieces (MOQ)
Shanxi Midas Industrial Co., Ltd.
Shanxi Midas Industrial Co., Ltd.
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Diamond Member
-
Audited Supplier
-
Secured Trading
- Shanxi, China

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5(5.0)
"Fast Delivery"
Fast Delivery
Favorites
100 Pieces (MOQ)
Ca Fire Protection Co., Ltd.
Ca Fire Protection Co., Ltd.
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Gold Member
-
Audited Supplier
- Fujian, China
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Manufacturer/Factory & Trading Company
Favorites
US$ 10-100 / Piece
1 Piece (MOQ)
Tianjin ET Valve Co., Ltd
Tianjin ET Valve Co., Ltd
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Diamond Member
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Audited Supplier
- Tianjin, China
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Manufacturer/Factory & Trading Company
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US$ 43-45 / Piece
10 Pieces (MOQ)
Zhejiang J-Valves Fluid Equipment Co., Ltd.
Zhejiang J-Valves Fluid Equipment Co., Ltd.
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Diamond Member
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Audited Supplier
- Zhejiang, China
Favorites
US$ 49 / Piece
2 Pieces (MOQ)
Suzhou Walter Flow Control Equipment Co., Ltd.
Suzhou Walter Flow Control Equipment Co., Ltd.
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Diamond Member
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Audited Supplier
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Secured Trading
- Jiangsu, China
Favorites
US$ 2.12-9.7 / Piece
10 Pieces (MOQ)
ONE-VALVE TIME TECHNOLOGY CO., LTD.
ONE-VALVE TIME TECHNOLOGY CO., LTD.
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Diamond Member
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Audited Supplier
- Zhejiang, China
Questions & Answers on 4 Inch Check Valve
Q
How can I identify a trustworthy supplier for check valves in China?
A
The 4 Inch Check Valve is a key item within our extensive Check Valve selection.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.
Q
What are the benefits of purchasing check valves wholesale for industrial equipment?
A
Our 4 Inch Check Valve offers exceptional quality within the Check Valve category.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.
Q
What are the common uses of check valves in industrial equipment?
A
The 4 Inch Check Valve is a standout piece in our Check Valve collection.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.
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