6 Swing Check Valve
Application: Prevents backflow in pipelines, ensuring one-way water supply; commonly installed at fire pump outlets and pipeline networks.
Appearance: Compact valve body with internal disc; available in flanged or threaded connections.
Origin: China
Manufacturing Process: Casting / Machining / Assembly / Coating
Certification: ISO9001, CE, UL, FM
6 Swing Check Valve - Reliable Backflow Prevention Solution
Product Introduction
When you require solid backflow avoidance in your channeling framework, a quality 6 swing check valve makes all the distinction. This fundamental component guarantees one-way stream in your water supply, fire assurance, and mechanical applications. Our product highlights solid development with materials counting cast press, stainless steel, and carbon steel choices. Outlined and made in China taking after strict universal measures, each valve experiences thorough quality testing. The compact valve body houses an inner circle instrument that naturally closes when stream turns around, ensuring your pumps and hardware from harm. Accessible in both flanged and strung associations, our valves adjust consistently to your existing infrastructure.
Whether you're working on fire pump establishments, civil water frameworks, or mechanical handle lines, you'll discover the idealize coordinate in our comprehensive item extend. Each product we create combines demonstrated building with cutting edge fabricating procedures counting exactness casting, machining, get together, and defensive coating applications.

6 Swing Check Valve Specification
| Model (DN) | Type | Material Options | Connection Type |
|---|---|---|---|
| DN50 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN50 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN50 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN65 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN65 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN65 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN80 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN80 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN80 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN100 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN100 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN100 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN125 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN125 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN125 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN150 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN150 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN150 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN200 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN200 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN200 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN250 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN250 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN250 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN300 | National Standard Medium Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN300 | National Standard Large Body | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
| DN300 | National Standard Heavy Body (Thickened) | Cast Iron / Stainless Steel / Carbon Steel | Flanged / Threaded |
Note: Due to continuous upgrading and optimization of product technology, there may be errors in product appearance and parameters. Please refer to the actual product. Our contact email address is sales@flaindustrial.com.
Usage Scenarios
You'll discover swing check 6 swing check valves irreplaceable over various applications:
Fire Security Frameworks: Introducing these valves at fire pump outlets avoids backflow that may compromise framework weight. This guarantees your fire concealment framework remains prepared when required most.
Municipal Water Supply: Water treatment plants and conveyance systems depend on check valves to keep up reliable stream heading. They secure pumping gear from switch stream harm amid shutdowns.
Industrial Handling: Chemical plants, nourishment preparing offices, and fabricating operations utilize these valves to anticipate defilement. They keep handle liquids moving in the rectify direction.
HVAC Frameworks: Warming and cooling establishments advantage from backflow avoidance. Your chiller and evaporator frameworks work more proficiently with appropriately introduced check valves.
Irrigation Systems: Agrarian and arranging frameworks keep up legitimate water dispersion. The valves avoid waste issues when pumps cycle off.

Product Features
Durable Development: Your valve withstands requesting conditions much appreciated to high-quality materials. Cast press choices give great esteem, whereas stainless steel conveys predominant erosion resistance.
Automatic Operation: The swing plate reacts immediately to stream changes. No outside control or manual intercession required—it works ceaselessly without attention.
Low Weight Drop: Our streamlined inside plan minimizes resistance. You keep up ideal framework proficiency without relinquishing protection.
Multiple Body Choices: Select medium, expansive, or heavy-duty (thickened) bodies based on your weight necessities. Each plan meets particular application demands.
Flexible Associations: Both flanged and strung adaptations suit distinctive establishment inclinations. You get the association sort that works best for your project.
Wide Measure Extend: From DN50 through DN300, we cover common channeling measurements. Your particular necessities fit inside our comprehensive selection.

Quality Control
At FLA Mechanical & Exchanging Co., Ltd., we take quality truly at each generation stage.
Material Confirmation: Crude materials experience testing some time recently entering generation. We affirm chemical composition and mechanical properties coordinate specifications.
Process Observing: Gifted professionals manage casting, machining, and gathering operations. Real-time checks capture potential issues immediately.
Performance Testing: Each valve faces weight testing and stream confirmation. As it were items assembly our strict benchmarks take off the facility.
Surface Treatment: Defensive coatings amplify benefit life in destructive situations. We apply wraps up that upgrade both strength and appearance.
Final Review: Quality affirmation groups conduct comprehensive surveys. Dimensional precision, smooth operation, and seal astuteness all get verification.
Documentation: Total traceability goes with each arrange. You get certificates and test reports affirming compliance.

Why Choose Us?
Rapid Customization: Our forte lies in custom-shaped and non-standard parts. When standard items do not fit your needs, we create exact arrangements rapidly. From introductory plan through generation, we provide in 7-15 days.
Massive Stock: With 2,000 tons of stock prepared to dispatch, standard items take off our distribution center promptly. You do not hold up weeks for common sizes and configurations.
Technical Mastery: Our designing group gives total back all through your extend. We offer shape advancement, 3D plan confirmation, and parameter optimization. You see precisely what you're getting some time recently generation begins.
Quick Reaction: Questions almost estimating, weight details, or plan alterations get replied inside 24-48 hours. We regard your time and venture deadlines.
Unlimited Capacity: Expansive orders do not moderate us down. Our high-volume generation capabilities handle ventures of any estimate without compromising conveyance schedules.
End-to-End Benefit: From concept through conveyance, we keep you educated. Customary generation overhauls cruel you continuously know your arrange status.
Certifications
Our commitment to quality shows in our certifications:
- ISO 9001: Quality management system certification ensures consistent processes and continuous improvement
- CE Marking: Product safety certification for European market compliance
- UL Listed: Underwriters Laboratories approval for fire protection applications
- FM Approved: Factory Mutual certification for commercial and industrial use
These certifications aren't just paperwork. They represent verified compliance with international standards covering production control, performance testing, and safety requirements.
FAQ
Q: What's the difference between medium, large, and heavy body types?
A: Body types differ in wall thickness and pressure ratings. Medium bodies suit standard applications, large bodies handle moderate pressure increases, and heavy-duty thickened bodies withstand the most demanding conditions.
Q: Can I get custom sizes outside the standard range?
A: Absolutely! Custom sizing is our specialty. Contact Us with your requirements, and we'll design a solution that fits perfectly.
Q: How do I choose between cast iron, stainless steel, and carbon steel?
A: Consider your fluid type and environment. Cast iron works well for water in non-corrosive settings. Stainless steel handles aggressive chemicals and high temperatures. Carbon steel offers strength for high-pressure applications.
Q: What's the typical delivery time?
A: Standard sizes ship from our 2,000-ton inventory immediately. Custom Products" target="_blank" style="color:blue" >products typically deliver in 7-15 days after design approval.
Q: Do you provide installation guidance?
A: Yes! Our technical team assists with proper valve selection, orientation, and installation best practices. We want your system performing optimally.
Q: Can these valves handle horizontal and vertical installation?
A: Swing check valves work best in horizontal lines with horizontal disc swing. For vertical applications, consult our team to confirm suitability or explore alternative designs.
Q: What maintenance do these valves require?
A: Periodic inspection ensures continued reliability. Check for seat wear, disc movement, and seal condition during scheduled maintenance windows.
Q: How do I request a quote?
A: Email us at sales@flaindustrial.com with your specifications. We'll respond within 24-48 hours with pricing and technical details.
Contact Us
Ready to secure your piping system with a reliable 6 swing check valve? Our team at FLA Industrial & Trading Co., Ltd. stands ready to help.
Email: sales@flaindustrial.com
Whether you need standard products from our extensive inventory or custom solutions tailored to unique requirements, we deliver quality you can trust. Reach out today with your specifications, and let's discuss how we can support your project.
Our knowledgeable staff answers technical questions, provides detailed quotes, and guides you toward the perfect valve selection. Don't let backflow issues compromise your system performance—contact us now and experience the FLA Industrial difference.
FLA Industrial & Trading Co., Ltd. - Your trusted partner for quality valve solutions and exceptional service.















