Cast Steel Bellow Sealed Globe Valve 15-600mm DN 1.0-4.0MPa for Thermic Oil Systems
Advanced bellows sealing technology eliminates leakage in critical applications with steam, flammable, explosive, or hazardous media. Designed for maximum safety and reliability in demanding industrial environments.
| Parameter | Specification |
|---|---|
| Model Number | WJ41H-JGPV |
| Nominal Pressure PN (MPa) | 1.0 - 4.0 |
| Nominal Diameter DN (mm) | 15-600 |
| Working Temperature Range | -196℃ to 600℃ |
| Test Pressure - Strength (Water) | 1.5 × Nominal Pressure |
| Test Pressure - Sealing (Water) | 1.1 × Nominal Pressure |
| Test Pressure - Sealing (Air) | 0.6 × Nominal Pressure |
| Test Pressure - Bellows Sealing (Water) | 1.5 × Nominal Pressure |
| Material Options | WCB, CF8, CF8M |
| Compatible Media | Water, Steam, Oil Mediums |
| Connection Type | Flange |
| Operation Methods | Hand-wheel, Bevel Gear, Pneumatic, Electric Actuators |
- Zero Leakage Design: Metal bellows create complete barrier between fluid medium and atmosphere
- Enhanced Sealing Performance: Conical valve disc with streamlined sealing surface for superior sealing
- Dual Safety System: Bellows + packing backup ensures compliance with international sealing standards
- Advanced Lubrication: Direct lubrication of valve stem, nut, and shaft sleeve via grease fitting
- Ergonomic Operation: User-friendly handwheel design for easy, safe, and reliable operation
- Extended Service Life: Minimal maintenance requirements with exceptional durability
Ideal for chemical processing, petroleum refining, power generation, fertilizer production, pharmaceutical manufacturing, paper processing, and dye industries. Particularly suitable for pipelines handling flammable, explosive, toxic, and valuable media where safety is paramount.
Our bellow sealed globe valves prevent fluid loss completely, enhancing equipment security and operational safety. Engineered for long operational life with minimal maintenance requirements, ensuring complete customer satisfaction through superior quality industrial valve solutions.
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