High-Performance Industrial Valve for Heavy-Duty Water Oil Gas Needs

• 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

Product Description

Introducing our Industrial-Grade Stainless Steel Threaded Check Valve - a testament to quality and reliability in fluid control engineering.

Product Description

Product Overview
Experience unmatched fluid control with our industrial-grade stainless steel threaded check valve. This top-tier automatic non-return valve is meticulously crafted for excellence in liquid and gas pipeline systems. Forged from premium stainless steel, it boasts exceptional corrosion resistance, high-pressure endurance, and remarkable thermal stability. It is the ultimate solution for challenging applications across chemical processing, petroleum, water treatment, and HVAC industries. Engineered to enforce unidirectional flow, it safeguards essential equipment by eliminating backflow damage.

Construction & Design
1. Materials
- Body/Bonnet: Crafted from 304/316 stainless steel, ensuring superior resistance to corrosion
- Disc: Available in robust stainless steel or reinforced engineering polymer (POM) for long-lasting durability
- Seals: Choose from EPDM, NBR, or FKM seal options, tailored for comprehensive media compatibility
- Connection: Features threaded connections (G/NPT/BSP standards) for secure and easy installation

2. Key Features
- Spring-assisted closure: Select models offer rapid response and exceptional water hammer prevention
- Low-pressure drop: Engineered flow path design minimizes system resistance for optimal efficiency
- Compact footprint: Thoughtfully designed to save space in constrained environments
- Maintenance-free operation: The self-actuating mechanism eliminates the need for external control systems


Operating Principle
Operating on differential pressure dynamics, this valve allows forward flow as fluid pressure elevates the disc, while reverse flow triggers the disc to seal automatically via gravity, spring force, or backpressure, effectively preventing backflow.


Technical Specifications
- Media Compatibility: Engineered for use with water, oils, steam, gases, and mildly corrosive fluids
- Pressure Rating: Ranges from 0.6-4.0 MPa, with higher ratings available to meet your needs
- Temperature Range: Operates efficiently between -20°C to 180°C, contingent upon seal material
- Connection Sizes: Available in DN15-DN100 (½"-4"), with custom sizes available upon request
- Cracking Pressure: Adjustable range from 0.05-0.1 MPa, especially in spring-assisted models


Typical Applications
-Petrochemical: Essential for pipeline transport and tank inlets/outlets
-Water Treatment: Ideal for pump discharges, filtration systems, and desalination processes
-HVAC: Perfect for boiler feedwater systems and cooling circuits
-Food/Pharma: Compliant with GMP standards for sanitary pipelines
-Industrial Machinery: Optimal for compressors, hydraulic systems, and fire protection applications


Product Advantages
1.Superior Reliability: Engineered with corrosion-resistant materials, ensuring performance without leaks
2.Reduced Maintenance: The self-operating design significantly reduces service demands
3.Broad Compatibility: Versatile for a wide array of media and piping standards
4.System Protection: Spring-assisted models effectively mitigate the impact of hydraulic shock


Installation & Maintenance
-Orientation: Ensure installation aligns with the flow arrow to match media direction accurately
-Maintenance: Regular checks of disc movement and seal integrity are advised for optimal performance

Detailed Photos

 

 

Product Parameters

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

Company Profile

Certifications

FAQ

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.