Stainless Steel One-Way Valve, Thread Type
Contact Supplier
Product Highlights
- Premium Material Construction: Body and bonnet made of 304/316 stainless steel for superior corrosion resistance.
- Broad Media Compatibility: Suitable for water, oil, gas, steam, and mild corrosive fluids.
- High Pressure Tolerance: Pressure rating ranges from 0.6 to 4.0 MPa with higher options available.
- Customizable Sizes: Standard sizes DN15-DN100 with custom sizes available upon request.
- OEM and ODM Services: Full customization available including logo printing and drawing-based manufacturing.
- Fast Delivery Options: Standard lead time is 15 days; stock items can be shipped in 5 days.
- Quality Assurance: 100% inspection including visual and functional checks by trained inspectors.
Product Attributes
- Customization
- Available
- Media
- Water
- Temperature
- Ordinary Temperature
- Model NO.
- check valve
- Material
- Stainless Steel
- Connection Form
- Thread
- Structure
- Swing
- Pressure
- Normal
- Function
- Swing
- Sealing Form
- Soft
- Flow Direction
- Unidirection
- Standard
- GB
- Application
- Industrial Usage, Water Industrial Usage, Household Usage
- Applying Mediem
- Water Oil Gas
- MOQ
- 1 PC
- Shipment Time
- 15 Days
- Connection Ends
- Bsp/BSPT/NPT
- Transport Package
- Carton, Plywood Case
- Specification
- 1/4"~6"
- Trademark
- SAFETYSUS
- Origin
- Wenzhou
- HS Code
- 8481804090
- Production Capacity
- 1000PCS/Week
- Package Size
- 1.00cm * 1.00cm * 1.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Stainless Steel One-Way Valve, Thread Type
-
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type -
Stainless Steel One-Way Valve, Thread Type
){kind=link}
Find Similar Products
Product Description
Product Overview
Our industrial-grade stainless steel threaded check valve is a premium automatic non-return valve designed for liquid and gas pipeline systems. Manufactured from high-quality stainless steel, it offers exceptional corrosion resistance, high-pressure tolerance, and thermal stability - making it ideal for demanding applications in chemical processing, petroleum, water treatment, and HVAC systems. The valve ensures unidirectional flow to protect critical equipment from backflow damage.
Construction & Design
1. Materials
- Body/Bonnet: 304/316 stainless steel for superior corrosion resistance
- Disc: Stainless steel or reinforced engineering polymer (POM) for durability
- Seals: EPDM, NBR or FKM options for various media compatibility
- Connection: Threaded (G/NPT/BSP standards) for secure installation
2. Key Features
- Spring-assisted closure: Available in select models for rapid response and water hammer prevention
- Low-pressure drop: Optimized flow path design minimizes system resistance
- Compact footprint: Space-saving design for constrained installations
- Maintenance-free operation: Self-actuating mechanism requires no external control
Operating Principle
The valve operates on differential pressure - fluid pressure lifts the disc to allow forward flow, while reverse flow automatically closes the disc via gravity, spring force, or backpressure to prevent backflow.
Technical Specifications
- Media Compatibility: Water, oils, steam, gases, and mild corrosive fluids
- Pressure Rating: 0.6-4.0 MPa (higher ratings available)
- Temperature Range: -20°C to 180°C (dependent on seal material)
- Connection Sizes: DN15-DN100 (½"-4"), custom sizes upon request
- Cracking Pressure: 0.05-0.1 MPa (adjustable in spring-assisted models)
Typical Applications
-Petrochemical: Pipeline transport, tank inlets/outlets
-Water Treatment: Pump discharges, filtration systems, desalination
-HVAC: Boiler feedwater, cooling circuits
-Food/Pharma: Sanitary pipelines (GMP-compliant versions available)
-Industrial Machinery: Compressors, hydraulic systems, fire protection
Product Advantages
1.Superior Reliability: Corrosion-resistant construction ensures leak-free performance
2.Reduced Maintenance: Self-operating design minimizes service requirements
3.Broad Compatibility: Suitable for diverse media and piping standards
4.System Protection: Spring-assisted models mitigate hydraulic shock
Installation & Maintenance
-Orientation: Install with flow arrow matching media direction
-Maintenance: Periodic inspection of disc movement and seal integrity recommended
| Working pressure | PN16 |
| Suitable medium | Water, gas, air and some corrosive liquid |
| Investment | Casting body and cap |
| Delivery time | Usual 15 days |
| Shipping port | NingBo,YiWu |
Q:How do you pack?
A:Plastic bags-------(Paper boxes)-------Cartons-------Plywood cases
Q:How long is the quality guarantee period?
A:We supply 6 to 12 months for quality guarantee according to customers' using frequency.
Q:How can you guarantee the quality of products?
A:First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every flange or fitting we sell is qualified.
Q:How can I check your factory situation while it's difficult for me to come to China.
A:We have photos and videos on our website, It shows every step of the manufacturing.
Alternatively, I can take videos or photos of our factory and send them to you.
Q:What is your lead time?
A:It's around 15 days normally. If we have the products in stock, it will be about 5days.
Q:Can you print our Logo on the valves/Fittings?
A:Yes, we can totally produce products according to your this kind special request, even manufacture it based on your drawing
Q:Are samples available to be sent with free?
A:It depends on what product you need. There are hundreds of products we sell. You can contact us for particular answer.
Q:Do you have a minimum quantity of the products?
A:No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.
Q:Where are the main markets for your products?
A:We hope to make business with companies from all over the world. And for now, our flanges and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.
Q:Are you a factory or trading company?
A:We are a factory specialized in manufacturing flange and fitting over 10 years.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI2432343". Items marked "
" are certified.
Company Profile
Wenzhou Safety Stainless Steel Co., Ltd. Was founded in 2018 and is located in Longwan District, Wenzhou City, on the coast of the East China Sea, which is renowned for its beautiful landscape and pleasant climate. It is adjacent to Wenzhou Airport and Wenzhou Railway Station, with a crisscrossing network of sea, land and air transportation, ensuring extremely convenient logistics and transportation, thus laying a solid geographical foundation for the company's vigorous development.
Our company, as a modern science and technology enterprise integrating scientific research exploration, production and manufacturing, and marketing, has always adhered to the core development concept of "striving for perfection and excellence". In the past few years, by deeply focusing on and persistently researching the field of stainless steel flange pipe fittings, continuously increasing R & D investment, and actively introducing international advanced complete sets of production equipment and exquisite manufacturing technology, we have made every effort to build a high-quality product system.
The company's main products cover a wide variety of stainless steel pipe fittings such as various flanges, elbows, tees, internal threads, external threads, unions, pipe caps, plugs, hose fittings, pipe threads, etc. At the same time, it has a strong ability to customize non-standard products and can be tailored according to the precise drawings provided by customers, comprehensively meeting the diverse needs of different customer groups. The products produced and operated by the company are widely used in many important industrial fields such as petrochemical, pharmaceutical engineering, food processing, beer brewing, beverage production, biotechnology research and development, urban drinking water supply and drainage systems, electric heating equipment, water pump housing manufacturing, etc., and have won high praise and deep trust from a large number of customers with their excellent quality and performance.
All along, the company has adhered to the corporate tenet of "quality first, reputation first", and with a professional, dedicated and attentive service attitude, wholeheartedly provides every customer with a high-quality and efficient one-stop service experience. We look forward with enthusiasm to working hand in hand with partners from all walks of life, and jointly creating a glorious and splendid future chapter with professional strength, innovative spirit and unremitting efforts.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- Wenzhou, Zhejiang, China
-
Plant Area
- 300 square meters
-
Number of Employees
- 19
-
Registered Capital
- 580,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Ningbo Port
-
Minimum Order Quantity
- 1000 Pcs
-
Supply Chain Partners
- 12
Our Production Capability & Technical Expertise
-
Main Products
- Stainless Steel Products
-
Production Lines
- 3
-
Production Machines
- CNC Machining Facility
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2018-07-20
- Export Year
- 2021-03-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Western Europe
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
FAQ
- How do you pack?
- Plastic bags-------(Paper boxes)-------Cartons-------Plywood cases
- How long is the quality guarantee period?
- We supply 6 to 12 months for quality guarantee according to customers' using frequency.
- How can you guarantee the quality of products?
- First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every flange or fitting we sell is qualified.
- How can I check your factory situation while it's difficult for me to come to China.
- We have photos and videos on our website, It shows every step of the manufacturing. Alternatively, I can take videos or photos of our factory and send them to you.
- What is your lead time?
- It's around 15 days normally. If we have the products in stock, it will be about 5days.
- Can you print our Logo on the valves/Fittings?
- Yes, we can totally produce products according to your this kind special request, even manufacture it based on your drawing
- Are samples available to be sent with free?
- It depends on what product you need. There are hundreds of products we sell. You can contact us for particular answer.
- Do you have a minimum quantity of the products?
- No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.
- Where are the main markets for your products?
- We hope to make business with companies from all over the world. And for now, our flanges and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.
- Are you a factory or trading company?
- We are a factory specialized in manufacturing flange and fitting over 10 years.
Send your message to this supplier
People who viewed this also viewed
-
US$1.00-20.00 / Piece
-
US$2.20-3.20 / Piece
Find Similar Products By Category
- Supplier Homepage
- Products
- Industrial Valves
- Thread Type check valve
- Stainless Steel One-Way Valve, Thread Type
Related Categories
Hot Searches
- Stainless Check Valve Factories
- Ball Check Valve Factories
- Butterfly Check Valve Factories
- Brass Check Valve Factories
- Industrial Check Valve
- Thread Check Valve
- Reliable Check Valve
- Industrial Swing Check Valve
- Industrial Usage Swing Check Valve
- Check Valve Bulkbuy