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1. AWWA C504 Certification
Independently verified bubble-tight shutoff (tested at 1.1x max pressure)
Compliance with seat leakage, torque, and hydrostatic test protocols
2. Concentric Design Advantages
Zero friction shaft-to-disc contact for 60% lower operating torque vs. eccentric designs
Resilient EPDM/NBR seat installed on ductile iron body (no metal-to-media contact)
Maintenance-free operation: No bushings or complex seals to replace .
Component | Specification |
Body | Cast Iron Ductile Iron Carbon Steel Stainless Steel AL-Bronze |
Disc | PTFE Ductile Iron Carbon Steel Stainless Steel AL-Bronze |
Lining | EPDM NBR(BUNA-N) PTFE(Teflon) HEPDM FKM(VITON) Polychlorogrene Natural Rubber Silicone Rubber |
Shaft | 416SS MONEL K500 C92200 C63000 2507 2205 |
Pressure Rating | 10/16Bar |
Temperature Range | -15°C to 120°C (5°F to 250°F) |
Actuator | Worm Gear Electric Pneumatic |
End Connections | ISO5211(according customer needs) |
Certifications | ISO9001, WRAS, AWWA C504 C507, ACS, UKCA, CE, ABS and so on. |
Potable Water Distribution (Treatment plants to service lines)
Fire Hydrant Isolation (FM/UL approved for sprinkler systems)
Wastewater Pump Control (Waste-activated sludge, grit removal)
Reservoir Inlet/Outlet Management (SCADA-ready with ISO 5211 pad)
1. Expertise in OEM/ODM Services
As a trusted Concentric Butterfly Valve Factory, we offer customized solutions tailored to your specific requirements. From design to delivery, we ensure seamless execution.
2. Global Reach with Local Support
We provide timely delivery and dedicated customer support worldwide.
3. Competitive Pricing
Our efficient manufacturing processes and economies of scale enable us to offer high-quality valves at competitive prices.
4. Comprehensive After-Sales Service
We have a professional technical team that provides technical support, installation guidance, and maintenance services.
Welcome to purchase our AWWA C504 C207 Concentric Butterfly Valves. If you have any procurement needs, OEM/ODM or custom requirements, please contact our professional sales manager: dekai@worldsvalve.com
No.25,Fuhui Road,Beizhakou Industrial Zone,Jinnan District ,Tianjin,China
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