11 min read
valve
NEMA Ratings Explained
Have you ever wondered what that little NEMA number on your electric actuator meant? Or perhaps you’ve seen a 4X stenciled on your valve actuator...
Read more →Valve Knowledge / Engineering Resources
The Valve Authority
60+ years of valve expertise. Technical guides, product selection help, and industry knowledge for engineers and procurement buyers.
Latest Article
The Best Valves for Methanol
Body materials, PTFE seats, fire-safe and low-emission standards, and transfer-line specs for methanol service, from a team with 60+ years in valves.
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10 min read
gas shut off valves
Different Types of Gas Shut Off Valves
Whether you're upgrading your residential gas system, looking for the best gas shut off valve for your industrial plant, or simply want to learn more...
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8 min read
AVB
Check Valve vs Backflow Preventer Comparison
If you need to make sure that fluid in your pipe system flows in one direction only, and prevent reverse flow, there's a key decision...
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13 min read
Fully Open Podcast
From the DMZ to Bonomi: Rick Wentzell’s Valve Legacy
In the inaugural episode of the Fully Open podcast, host Gil Welsford sits down with Rick Wentzell of Bonomi North America to explore a career...
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14 min read
Maintenance
Why Fall is the Perfect Time for Valve Maintenance (And What Happens If You Wait)
Here's what we've learned after six decades in the valve business: facilities that schedule their valve inspections before winter arrives have a much smoother season...
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1 min read
cryogenic
-320°F Liquid Nitrogen Cryogenic Control Valve Setup
Need a valve that can handle -320°F liquid nitrogen without freezing up — and still control flow? Here’s a proven configuration that ValveMan supplied for...
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3 min read
Oxygen service
Valve Materials for Gaseous Oxygen Service
This article examines how gaseous oxygen is used, why its unique reactivity requires heavy emphasis on material compatibility, and what materials are typically used.
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16 min read
Maintenance
Valve Maintenance Best Practice Guide
Valves are found in most piped systems that move liquids, gases, and steam. As industrial systems become more complex and sustainability features more prominently, the...
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3 min read
sanitary ball valves
Data Cooling Centers and Sanitary Valves
Overheated data centers pose a massive challenge, and the global data center cooling market is growing rapidly. Learn more about your sanitary valve options to...
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1 min read
Bundling
Special Pricing and Services for OEM - the ValveMan Valve Store
OEMs, or Original Equipment Manufacturers, make up a large portion of our clients at ValveMan. With this type of business, the engineers, purchasing agents, and...
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4 min read
ASME
What Is a Valve Pressure Rating? Definition and Guide
Pressure ratings are important considerations when designing a system that uses valves, but they can be confusing as well. In this article, we’re going to...
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6 min read
calculate flow rate
How to Calculate Flow Rate In Water Systems
Flow rate is critical in water systems, from simple home plumbing to complex industrial water systems. The flow rate in a system may be determined...
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