Features & Benefits
- Long cycle life bellows (3000 cycles): Gr. 321 (stainless) for Class 800, Gr. 321 or Inconel for Class 1500, and Hastelloy C for chlorine service. Optional materials available on request. Designed and qualification-tested for high pressure/temperature service.
- Bellows monitoring port (optional): A plug can be connected with the space above the bellows to monitor performance.
- Two secondary stem seals: a) Backseat in open position; b) Graphite packing.
- Superior seating faces: Seats hardfaced with CoCr alloy and wedge is solid CoCr alloy.
Product Details
| Spec | Detail |
|---|---|
| Size Range | NPS 1/2 - 2 (DN 15 - 50) |
| Pressure Class | ASME classes 800 - 1500 |
| Standard Connections | Threaded, socket weld |
Quality That Lasts
Precision Engineered
Our products, crafted with cutting-edge precision, set the industry standard for quality, reliability, and versatility across an expansive range of applications.
Long-Lasting & Durable
Velan leverages advanced engineering capabilities and innovation to create durable valves that meet critical industrial needs in the areas of nuclear power, mining, oil and gas, and more.
Certified & Tested
Innovation is our DNA. From our first steam trap to advanced cutting-edge valve designs, we are committed to providing solutions that define the highest standards of quality and performance.
Contact Us
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Need support or have a question? The Velan team is here to help.
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