Full welded ball valve ball valve
The Full Welded Ball Valve is a high-performance industrial pipeline valve designed for safe, reliable, and long-term operation in critical fluid transmission systems. With a fully welded body structure, the valve eliminates potential leakage risks associated with traditional bolted valve bodies, providing excellent sealing reliability, mechanical strength, and durability.
The valve features a compact structure, full bore flow channel, low pressure loss, and excellent shut-off performance. Its welded body design makes it particularly suitable for underground pipelines, high-pressure transmission systems, and harsh outdoor environments where maintenance access is limited.
Manufactured with advanced welding technology, precision machining, and strict quality control procedures, the Full Welded Ball Valve ensures stable performance under high pressure, high cycle frequency, and demanding operating conditions. It is widely used in natural gas pipelines, oil transportation systems, district heating networks, water supply projects, and industrial process pipelines.
We provide professional OEM and customization services to meet different customer requirements, including customized valve dimensions, materials, pressure classes, connection standards, sealing solutions, coating systems, actuator configurations, and special working conditions.
All products are manufactured under a comprehensive quality management system and comply with international valve industry standards. We provide complete certifications, including ISO 9001, API 6D, CE, ASME, ISO 14313, and other applicable industry certifications, ensuring reliable quality and global application compliance.
Full welded ball valve
We provide complete OEM/ODM valve solutions, including:
Parameter Specifications
| Parameter | Specification |
|---|---|
| Product Name | Full Welded Ball Valve |
| Valve Type | Fully Welded Body Ball Valve |
| Valve Structure | Floating Ball / Trunnion Mounted Ball |
| Design Type | Full Port / Reduced Port |
| Nominal Size | DN15–DN1400 / 1/2"–56" (Customized) |
| Pressure Rating | PN16–PN420 / Class 150–2500 |
| Body Material | Carbon Steel, Stainless Steel, Alloy Steel, Low Temperature Steel |
| Ball Material | Stainless Steel / Alloy Material |
| Stem Material | Stainless Steel / Alloy Steel |
| Seat Material | PTFE, RPTFE, PEEK, Metal Seat |
| Seal Material | PTFE, Graphite, FKM, Customized |
| Connection Type | Fully Welded Ends / Customized |
| Working Medium | Natural Gas, Oil, Water, Steam, Thermal Fluid, Industrial Media |
| Working Temperature | -46°C to +250°C (Depending on Material Selection) |
| Flow Characteristic | Full Bore, Low Pressure Drop |
| Operation Type | Manual / Worm Gear / Pneumatic / Electric / Hydraulic |
| Sealing Performance | Tight Shut-Off, Double Block & Bleed Available |
| Leakage Standard | API 598 / ISO 5208 |
| Design Standard | API 6D / ISO 14313 / ASME B16.34 |
| Fire Safe Design | API 607 / API 6FA Available |
| Anti-Static Design | Available |
| Anti-Corrosion Protection | FBE / Epoxy / 3PE Coating / Customized |
| Installation Type | Above Ground / Underground Installation |
| Inspection Standard | API / EN / Customer Requirements |
| Pressure Test | Shell Test & Seat Test According to International Standards |
| Certification | ISO 9001, API 6D, CE, ASME, ISO 14313 Available |
| OEM Service | Available |
| Customization Capability | Size, Material, Pressure, Connection, Coating, Stem, Actuator, Packaging |
Industry Applications
The Full Welded Ball Valve is widely used in industries requiring high reliability, strong sealing performance, and long service life.
✔ Fully welded body design eliminates external leakage risks
✔ Excellent pressure resistance and mechanical strength
✔ Full bore design ensures efficient flow and easy pipeline cleaning
✔ Reliable sealing performance under demanding conditions
✔ Suitable for underground and long-distance pipeline applications
✔ Low maintenance and extended service life
✔ Wide range of materials and customization options
✔ Compliant 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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