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The image shows a metal valve with a large blue circular handle on top. The valve has a sturdy, mechanical design with several metal joints and components, predominantly in a gray finish. It's positioned against a plain white background.

ASME B16.34 forged steel angle globe boiler blowoff valves

Product Line
  • API 602 and B16.34 small forged valves
Product Type
  • Globe

Features & Benefits

These special small forged blowoff valves are available in bolted bonnet angle and streamlined flow 45° inclined designs for Class 600 and 1500 primary service and in bonnetless angle and inclined designs for Class 2500.

  • Complies to ASME B16.34 standards.
  • CoCr alloy seats and fully-guided CoCr alloy discs resist the excessive corrosion and erosion effects aggravated by grid and boiler scale particles and high temperature changes.
  • Velan boiler blowoff valves meet all applicable specifications of the ASME boiler code, U.S. military standards (listed on qualified product list), U.S. Coast Guard, American Bureau of Shipping and Lloyd’s.

Product Details

Spec Detail
Size Range NPS 1/2 - 2 (DN 15 - 50)
Pressure Class ASME Classes
600 - 1500
Standard Connections Socket weld, Flanged

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

Reach Out

Need support or have a question? The Velan team is here to help.

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