Industrial Usage · Household Usage · Unidirection
ASTM Hydraulic High Pressure Seal OEM/ODM Full Welded Power Plant Forged Steel Swing Check Valve
US$ 20-4000
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Water valves are important for controlling the flow of water in a system. One specific type of valve, called a check valve, has a special job: it lets water flow in one direction but stops it from flowing backward. Check valves play a vital role in plumbing and maintaining water systems. In this art
- YOONAD VALVE (WUXI) CO., LTD.
-
- Jiangsu, China
- Contact Now
Ordinary Temperature · Thread · Stainless Steel
Hydraulic O-Ring Seal All-Welded Check Valve Maximum Pressure Drop 145psig (10bar)
US$ 24
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Features
All-welded design, no internal threads.
When the upstream pressure is less than 0.14 bar(2 PSIG), the forward flow can be generated.
Working pressure high to 3000psig(206bar).If you need a one-way valve with pressure less than 3000psi, such as 1000 psi and 2000 psi, we can also
Ordinary Temperature · Thread · Stainless Steel
O-Ring Seal Working Pressure 1000psi 3000psi Mini Check Valve 2psi Open
US$ 24
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Features
All-welded design, no internal threads.
When the upstream pressure is less than 0.14 bar(2 PSIG), the forward flow can be generated.
Working pressure high to 3000psig(206bar).If you need a one-way valve with pressure less than 3000psi, such as 1000 psi and 2000 psi, we can also
Ordinary Temperature · Thread · Stainless Steel
Afklok SS316L O-Ring Seal High Pressure Check Valve
US$ 14-22
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Detailed Photos
Features
Sealing ring ensures sealing switch possibility.
1/8~3/4inch port size.
Max.Working pressure : 3000psig(206bar).If you need a check valve with pressure less than 3000psi, such as 1000 psi and 2000 psi, we can also meet it.
Adjustable and fixed opening pressure,Springs h
Industrial Usage · Reversing · Elevated
Forged Steel Pressure Seal Piston Check Valve (GAH61Y)
US$ 1
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Forged Steel Pressure Seal Piston Check Valve (GAH61Y)
Product Description
Standard specification.
Design and manufacture:ANSI 602,BS 5352,ANSI B16.34.
Connection ends conform to:
-Socket welded ends:ANSI B16.11.
-(NPT threaded)Screw ends:ANSI B1.20.1.
-Butt-welded ends:ANSI B 16.
Ordinary Temperature · Ordinary Pressure · Stainless Steel
J-Valves Control Gas High Pressure Butt Welding Stainless Steel C12A Pressure Seal Check Valve
US$ 660
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Basic Info.
Model NO.
JVALVES-Z41W
Type
Straight-through
Material
Stainless Steel
Connection Form
Flange
Pressure
High Pressure
Actuator
Manual
Seal Surface
Wedge Gate Valve
Thread Position of Valve Rod
Outside Gate Valve
Usage
Regulation, Safety, Emptying, Drain, Temperature Co
- Zhejiang J-Valves Fluid Equipment Co., Ltd.
-
- Zhejiang, China
- Contact Now
Ordinary Temperature · Flange · Swing
API 6D/BS1868 Pressure Seal Bonnet Cast Steel A216 Wcb 8 Inch 300lb Swing Check Valve
US$ 59-5000
/ Piece
2 Pieces (MOQ)
2 Pieces (MOQ)
Product Information
CAST SWING TYPE - BOLTED / PRESSURE SEAL BONNET
Bonny Valve has very extended experience in manufacturing of Cast Swing Type Check Valves
Size: 2" up to 60"(DN50 up to DN1500)
Pressure Rating: ASME 150#,300#,600#,900#,1500#, 2500#
Materials: Carbon Steel, Low Tempera
- BONNY VALVE CO., LTD
-
5(5.0)
"Fast Delivery"Fast Delivery - Shandong, China
- Contact Now
Elevated · ANSI · High Pressure
Forged Steel Pressure Seal Piston Check Valve
US$ 1
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Forged Steel Pressure Seal Piston Check Valve
Product Description
Standard specification.
Design and manufacture:ANSI,BS 5352,ANSI B16.34.
Connection ends conform to:
-Socket welded ends:ANSI B16.11.
-(NPT threaded)Screw ends:ANSI B1.20.1.
-Butt-welded ends:ANSI B 16.25.
-Fla
Water Industrial Usage · High Pressure · High Temperature
High-Pressure Stainless Steel VCR Check Valve with Durable Seal
US$ 20-30
/ Piece
5 Pieces (MOQ)
5 Pieces (MOQ)
Our 3000 Psi Hydraulic Check Valve offers unparalleled versatility, with the option to customize shapes, dimensions, and configurations to suit your specific needs. Designed to integrate special features, this valve minimizes the number of components required, effectively eliminating potential leak
Stainless Steel · Sfcv Rubber Lobe · Thread
Stainless Steel 304 High-Pressure Split Type Internal Thread Check Valve, Steam Water Oil Gas Soft Seal Check Valve, 4-Point
US$ 15.9
/ Set
20 Sets (MOQ)
20 Sets (MOQ)
Product Name
Stainless steel 304 high-pressure split type internal thread check valve, steam water oil gas soft seal check valve, 4-point
Model No.
HY-FCV
Type
check valve
Working Pressure
6000psi check valve
Working Temperature
normal temperature
Application
hydraulic industry , oild & g
- Wenzhou Huiyi Valve Co., Ltd.
-
- Zhejiang, China
- Buy Now Contact Now
-
How do I choose the right Pressure Seal Check Valve for my industrial application?
Selecting a Pressure Seal Check Valve depends on your piping design and system pressures. Compare OEM Pressure Seal Check Valve price guides with latest distributor/wholesale offers—factory direct advice often saves on cost & mistakes. Request a Custom quote to match your specs and current procurement trends.
-
Is it better to buy Pressure Seal Check Valves in bulk from a factory or through a distributor?
Bulk purchasing from a factory for Pressure Seal Check Valves usually brings cheaper price-per-unit and reliable OEM customization. Factory direct deals offer top distributor alternatives based on market trends. Use their wholesale request guides and contact multiple suppliers for best offers.
-
What trends are driving Pressure Seal Check Valve demand in 2026?
Pressure Seal Check Valve trends like automation-ready designs and sustainable materials are on the rise for industrial OEM and distributor markets. Evaluating guide price and top factory innovations helps you tap cheap bulk deals. For updates or custom RFQs, contact us now and ride the new trends!
Unidirection · Sfcv Rubber Lobe · GB
Precision Micro Resistance Check Valve for Effortless Closing Mechanism
US$ 920-1250
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Product Description High-Performance Industrial Check Valves Supplier ISO-Certified Resilient-Seated Slow-Closing Check Valves for HVAC, Fire Protection & Water Systems Key Features Self-Operated / Motorized Actuation Options, compatible with various control signals (for motorized variants). 100% pr
- Shanghai Zentif Valve Group Co., Ltd.
-
- Shanghai, China
- Buy Now Contact Now
Unidirection · Household Usage · Low Pressure
DN8 Flow Regulating Water Valve with Spring Loaded Plunger Outer Dia 8mm Plastic Check Valves
US$ 0.196
/ Piece
2000 Pieces (MOQ)
2000 Pieces (MOQ)
OCO DN8 Flow Regulating Water Valve with Spring Loaded Plunger Outer dia 8mm Plastic Check valves
Features
1. Zero leak at low and high pressure and temperature.
2. Generous flow structure promise the lowest headloss.
3. Compact, easy installation, 8mm-25mm diameter to meet all the system
- NINGBO OCO FLOW TECHNOLOGY CO., LTD.
- Zhejiang, China
- Contact Now
Unidirection · Brass · Household Usage
OEM/ODM Lead Free Brass Dual Check Valve
US$ 5.56
/ Piece
2000 Pieces (MOQ)
2000 Pieces (MOQ)
Description:
Dual Check Valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. They are designed for non-health hazard residential water system containment and continuous pressure applications. The valves cons
Reversing · Household Usage · Low Pressure
Back Flow Preventor Ov20-Ht Insert Plastic Check Valve for High Temperature
US$ 0.4-0.5
/ Piece
1000 Pieces (MOQ)
1000 Pieces (MOQ)
XHnotion Pneumatic Plastic Non Return Back Flow Preventor OV20HT Insert Check Valve for High Temperature
FEATURE
1. Zero leak at low and high pressure and temperature.
2. Generous flow structure promise the lowest headloss.
3. Compact, easy installation, 8mm-50mm diameter to meet all
- Ningbo XHnotion Pneumatic Technology Co., Ltd.
-
- Zhejiang, China
- Contact Now
Cast Steel · ANSI · High Temperature
Forged Steel High Pressure Check Valve
US$ 1-100
/ Piece
100 Pieces (MOQ)
100 Pieces (MOQ)
Forged Steel Chekc valve
Forged steel check valve are manufactured in accordance with API602, IS015761 and ASME B16.34 and tested to API598. And forged steel check valve are available In three bonnet designs: bolted bonnet, welded bonnet and pressure seal bonnet
Design Feature:
Full port or Reduc
- Sisale Trading Co., Limited (Ningbo)
-
- Zhejiang, China
- Contact Now
Water · Ordinary Pressure · Water Industrial Usage
Custom Rubber Check Valve Food Grade Silicone Umbrella Valves
US$ 0.01-0.09
/ Piece
100 Pieces (MOQ)
100 Pieces (MOQ)
Product Description Rubber Umbrella Valve Color:Customization Logo:Customization Size:Customization Hardness:20~90 Material:Silicone rubber Application :Applicable for automobile, electronics and medical Product Feature 1. Excellent aging resistant, ozone resistant. 2. Good resistance to acid & alka
- Xiamen Best Seal Imp. and Exp. Co., Ltd.
-
- Fujian, China
- ISO9001:2015
- Contact Now
Water · Flange · Industrial Usage
Water Supply Rubber Seal Drainage Rubber Flap Check Valve
US$ 50
/ Piece
10 Pieces (MOQ)
10 Pieces (MOQ)
Product Description Main Product Product Advantages: Low fluid resistance: Featuring a full flow area design, it offers minimal head loss, prevents debris buildup, and ensures easy maintenance. Durable and reliable: The valve disc is made of vulcanized rubber (rubber content >50%), effectively isola
- Wuhan Shenao Industrial and Trade Co., Ltd
-
- Hubei, China
- Contact Now
Water · Thread · Water Industrial Usage
High Quality Factory Price Heavy Gauge Water Plumbing Brass Check Valve 1/2" 2" 3" Thread Female One Way Backflow Preventer Stainless Steel Check Valves
US$ 0.8-8.8
/ Piece
300 Pieces (MOQ)
300 Pieces (MOQ)
High Quality Factory Price Heavy Gauge Water Plumbing Brass Check Valve 1/2" 2" 3" Thread Female One Way Backflow Preventer Check Valves Chinese Supplier
Specifications
Size×Thickness(mm)
M/Bag
CBM m³
1/2"
180
172.0
3/4"
120
250.0
1"
90
305.0
1-1/4"
42
483
1
ANSI · Bidirectional · Industrial Usage
Custom Silicone Rubber Diaphragm Air Release Pump Check Valve Inflatable Seals Umbrella Valve 5.8mm
US$ 0.01-0.06
/ Piece
1000 Pieces (MOQ)
1000 Pieces (MOQ)
CUSTOMIZED PRODUCTS, WELCOME TO CONTACT AND CHAT
Custom Silicone Rubber Diaphragm Air Release Pump Check Valve Inflatable Seals Umbrella Valve 5.8mm
Product Name
Custom Silicone Rubber Diaphragm Air Release Pump Check Valve Inflatable Seals Umbrella Valve 5.8mm
Material
EPDM/NR/SBR/CR/NBR/Si
Household Usage · Reversing · Tubular
Plastic Miniature Style Backflow Preventor DN25 Plastic Check Valve
US$ 0.06-0.9
/ Piece
2000 Pieces (MOQ)
2000 Pieces (MOQ)
Specifications
Material
Acetal housing, core, cover; EPDM O-Ring; SS304 Spring
Medium
water, air
Size
8mm to 50mm
Cracking Pressure
0.25Psi
Max Pressure
230 Psi
Max temperature
100 C (212F)
Production Capacity
1,000,000 pcs each month
Packing Details
Poly bag, out carton and palle
- Ningbo XHnotion Pneumatic Technology Co., Ltd.
-
- Zhejiang, China
- Contact Now
Unidirection · Sfcv Rubber Lobe · Industrial Usage
High-Quality Customized Brass Check Valve for Industrial Use
US$ 39-201
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Product Description
Introducing our Disc Rubber Coated Check Valve, designed with precision and durability, featuring a price flange for seamless integration into your systems.
Performance parameters:
DN
40-800 mm
PN
1.0----1.6 MPa
Suitable temperatur
100 C max
Media
Water, gas, oil.
Unidirection · Stainless Steel · Household Usage
CF8m 1000wog Spring Loaded Check Valve
US$ 3.5
/ Piece
500 Pieces (MOQ)
500 Pieces (MOQ)
3-Piece Spring Check Valve
Description:
The stainless steel spring check valve is an automatic backflow prevention valve that uses the pressure of the
medium to control the opening and closing of the valve disc.
It remains closed under normal conditions, and when the inlet pressure is lower th
Ordinary Temperature · Thread · Stainless Steel
High Quality Afklok ANSI Gas Water 3000psi Stainless Steel Mini One Way Valve
US$ 24
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Features
All-welded design, no internal threads.
When the upstream pressure is less than 0.14 bar(2 PSIG), the forward flow can be generated.
Working pressure high to 3000psig(206bar).If you need a one-way valve with pressure less than 3000psi, such as 1000 psi and 2000 psi, we can also
Industrial Usage · Bellows Globe Valve · Water Industrial Usage
316L 6000psi 413bar Adjustable and Fixed Opening Pressure Gas Check Valve
US$ 21-28
/ Piece
20 Pieces (MOQ)
20 Pieces (MOQ)
Product Parameters
C
CH Series Check valve Technical data
Floating seals prevent contaminants from affecting seals
Working pressures up to:414 bar(6000 psig)
Working Temperature:-23ºC~204ºC
Opening pressure:0.02~1.7 bar(1/3~25 psig)
A variety of termination and body materials are a
Ordinary Temperature · Unidirection · Ordinary Pressure
Premium Industrial PVC Double Union Check Valve with Manual Operation
US$ 0.5-0.7
/ Piece
10000 Pieces (MOQ)
10000 Pieces (MOQ)
Product Description Premium Industrial PVC Double Union Check Valve with Manual Operation Medium: Water Product Description: This UPVC double union check valve features double union connections for quick installation and maintenance, with threaded ends for easy connection to pipes. Made of corrosion
- Shanghai Power Plant Valve Factory Co., Ltd.
-
- Shanghai, China
- ISO45001:2018, ISO9001:2015, ISO14001, ISO50001, Others
- Buy Now Contact Now
Ordinary Temperature · Thread · Stainless Steel
High Pressure Water Industrial Usage ASME Spring Loaded Check Non Return Valve 3000psi
US$ 22
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Detailed Photos
Features
1. Sealing ring ensures sealing switch possibility.
2. Check valve can decrease spring pressure.
3. Adjustable and fixed opening pressure,Springs have different fixed opening pressures to choose,range is 1~25psig.
4. Multiple end connections,VCR/compression fitting /fem
Ordinary Temperature · Thread · Stainless Steel
DN8 ~ DN20 Non Return Valve for Fluid Direction Control Solutions
US$ 16-22
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Detailed Photos
Features
1. Sealing ring ensures sealing switch possibility.
2. Check valve can decrease spring pressure.
3. Adjustable and fixed opening pressure,Springs have different fixed opening pressures to choose,range is 1~25psig.
4. Multiple end connections,VCR/compression fitting /fem
Ordinary Temperature · Thread · Stainless Steel
Ordinary Temperature High Pressure Afklok SS316 Check Valve 3000psi
US$ 14-22
/ Piece
1 Piece (MOQ)
1 Piece (MOQ)
Detailed Photos
Features
Sealing ring ensures sealing switch possibility.
1/8~3/4inch port size.
Max.Working pressure : 3000psig(206bar).If you need a check valve with pressure less than 3000psi, such as 1000 psi and 2000 psi, we can also meet it.
Adjustable and fixed opening pressure,Springs h
Unidirection · Household Usage · Low Pressure
DN 8mm Plastic Non Return White Silicone Shower Check Valve
US$ 0.2
/ Piece
2000 Pieces (MOQ)
2000 Pieces (MOQ)
OCO Electric heating faucet coffee machine SIL water purifier core 1/4'' check valves
Features
1. Zero leak at low and high pressure and temperature.
2. Generous flow structure promise the lowest headloss.
3. Compact, easy installation, 8mm-25mm diameter to meet all the system.
4. No thr
- NINGBO OCO FLOW TECHNOLOGY CO., LTD.
- Zhejiang, China
- Contact Now
Unidirection · Household Usage · Low Pressure
Plastic Non Return Cartridge DN10 RV Cracking Pressure 18kpa Check Valves Customizable
US$ 0.119
/ Piece
2000 Pieces (MOQ)
2000 Pieces (MOQ)
OCO Plastic Non Return Cartridge Style DN10 RV Cracking Pressure 18Kpa Check valves customizable
Features
1. Zero leak at low and high pressure and temperature.
2. Generous flow structure promise the lowest headloss.
3. Compact, easy installation, 8mm-25mm diameter to meet all the system.
- NINGBO OCO FLOW TECHNOLOGY CO., LTD.
- Zhejiang, China
- Contact Now
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