Flow control operations: Floating vs. trunnion-mounted ball valves

Technician ist walking through offfshore platform with lot s of floating and trunnion-mounted ball valves.

Every engineer encounters the challenge of having to choose one technology over another. A notable example is specifying the valve solution for a given process line. Sometimes the choice is evident. Other times, it is a tight horse race of options. In light of that, in this article, I want to focus on a topic I frequently get asked about: the differences between floating and trunnion-mounted ball valves. Selecting the most valve of the two for a specific service could be tricky at times. Thus, knowing what sets them apart helps a long way. Read on to learn about both valve solutions. My goal is to lead you to identify which design is more appropriate.

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Difference between NACE MR0175 and MR0103

What is the difference between NACE MR0175 and NACE MR0103? And how do they compare?

Last week I was asked again: “Why there are two specifications existing and what is the difference between NACE MR0175 and NACE MR0103?” This led me to think about whether this topic also concerns other end-users and therefore I have summarized all important key data in my current article.

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