Heating special welding ball valve
The Heating Special Welding Ball Valve is a high-performance valve specifically designed for district heating, hot water distribution, and thermal energy transmission systems. Featuring a fully welded body structure, the valve provides exceptional sealing performance, high mechanical strength, and long-term reliability under high-temperature and high-pressure operating conditions.
The fully welded construction eliminates potential external leakage points, significantly improving operational safety and reducing maintenance requirements. Its full bore design ensures low flow resistance, maximum flow capacity, and efficient energy transmission, making it ideal for central heating networks, underground thermal pipelines, and industrial heating systems.
Manufactured using advanced welding technology, precision machining, and premium materials, the Heating Special Welding Ball Valve offers outstanding corrosion resistance, pressure resistance, and long service life. It is widely used in district heating networks, CHP (Combined Heat and Power) plants, municipal utility projects, and industrial heat transfer systems.
We provide professional OEM and customization services to meet various project requirements, including customized valve sizes, pressure ratings, materials, welding configurations, connection types, stem extensions, anti-corrosion coatings, sealing systems, and actuator options.
All valves are manufactured under a strict quality management system and comply with international valve industry standards. We provide complete certifications, including ISO 9001, API, CE, ASME, ISO 14313, and other applicable valve industry certifications, ensuring reliable performance and global market compliance.
Heating special welding ball valve
We offer comprehensive OEM/ODM solutions, including:
Parameter Specifications
| Parameter | Specification |
|---|---|
| Product Name | Heating Special Welding Ball Valve |
| Valve Type | Fully Welded Ball Valve for Heating Systems |
| Valve Structure | Floating Ball / Trunnion Mounted Ball |
| Design Type | Full Port / Reduced Port |
| Nominal Size | DN15–DN1400 / 1/2"–56" (Customized) |
| Pressure Rating | PN16–PN40 / Class 150–300 |
| Body Material | Carbon Steel, Stainless Steel, Alloy Steel |
| Ball Material | Stainless Steel / Alloy Steel |
| Stem Material | Stainless Steel |
| Seat Material | PTFE, RPTFE, PEEK, Metal Seat |
| Seal Material | PTFE, Graphite, FKM |
| Connection Type | Butt Weld / Flanged / Customized |
| Working Medium | Hot Water, Steam, Thermal Oil, Heating Medium |
| Working Temperature | -29°C to +250°C (Up to +350°C with Special Materials) |
| Flow Characteristic | Full Bore, Low Pressure Drop |
| Operation Type | Lever / Worm Gear / Pneumatic / Electric |
| Sealing Performance | Tight Shut-Off, Double Block & Bleed Available |
| Leakage Standard | API 598 / ISO 5208 |
| Design Standard | API 6D, ASME B16.34, EN 13774, ISO 14313 |
| Fire Safe Design | API 607 / API 6FA Available |
| Anti-Static Design | Available |
| Surface Protection | FBE, Epoxy, 3PE, Customized Coating |
| Inspection Standard | API / EN / Customer Requirements |
| Pressure Test | Shell Test & Seat Test According to International Standards |
| Certification | ISO 9001, API, CE, ASME, ISO 14313 Available |
| OEM Service | Available |
| Customization Capability | Size, Material, Pressure, Connection, Stem Length, Coating, Actuator, Packaging |
Industry Applications
The Heating Special Welding Ball Valve is widely used in heating and thermal energy systems that require reliable shut-off, high-temperature resistance, and long-term maintenance-free operation.
✔ Fully welded body design for zero external leakage risk
✔ Excellent sealing performance and long service life
✔ Designed for high-temperature heating applications
✔ Full bore design ensures low pressure loss and high flow efficiency
✔ High mechanical strength and corrosion resistance
✔ Suitable for underground and above-ground installations
✔ Low maintenance with reliable long-term operation
✔ Comprehensive OEM and customization services
✔ Manufactured in accordance with international valve standards and certifications
Material customization plan
Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.
Structural optimization design
For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.
Interface standard adaptation
Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.
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