Bellow Seal Globe and Gate Valves
Bellow Seal Globe & Gate Valve
Chemoil Advance Technology supplies Bellow Seal Globe and Gate Valves from recognized manufacturers for reliable process isolation and flow service where reduced stem leakage and fugitive emissions are important. The metal bellows sealing arrangement provides an additional barrier around the valve stem, helping minimize the escape of process media through the stem area.
The range combines two commonly used valve designs for different process requirements. Bellow Seal Globe Valves can be selected for isolation and flow regulation where appropriate, while Bellow Seal Gate Valves are primarily used for reliable on/off isolation in pipelines and process systems.
Key Features
- ✔️ Zero Stem Leakage - Multi-ply bellows provide leak-proof sealing, preventing fugitive emissions
- ✔️ Extended Service Life - Bellows designed for high cyclic life in accordance with MSS SP-117
- ✔️ Maintenance-Free Operation - Eliminates frequent gland packing adjustments and reduces maintenance costs
- ✔️ Superior Safety - Ideal for hazardous, toxic, flammable, and high-temperature media where leakage cannot be tolerated
- ✔️ Wide Pressure & Size Range - Available in multiple pressure classes and end connections for diverse industrial applications
Technical Specifications
| Parameter | Details |
|---|---|
| Size Range | 1/4`` NB to 26`` NB |
| Pressure Rating | ANSI Class 150 to 2500 (Higher Classes Available for Selected Sizes) |
| End Connections | Screwed End, Flanged End & Butt Weld End |
| Bonnet Design | Bolted Bonnet & Welded Bonnet |
| Bellows Cyclic Life | Designed as per MSS SP-117 Standard |
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