We Know PVF a Blog by MRC Global
  • How to Size an Actuator - Part 3
  • How to Size an Actuator - Part 2
  • Norsok M-650

How to Properly Size an Actuator - Part 3

By Carlos Gamero, Engineering Manager, MRC Global
August 16, 2017 Tags: Valve Automation, Actuation Sizing, Maximum Supply Pressure, Minimum Supply Pressure

Identifying Fail Mode Specifications

Actuator fail mode is the position that the actuator takes after the control signal and/or the supply pressure is lost. This step is vital to the proper sizing of an actuator because if the wrong fail mode is specified, the actuator will not fail in the correct position when, often, people’s safety or the integrity of the system is in jeopardy.

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How to Properly Size an Actuator - Part 2

By Carlos Gamero, Engineering Manager, MRC Global
July 06, 2017 Tags: Valve Automation, Actuation Sizing, Maximum Supply Pressure, Minimum Supply Pressure

Choosing the Right Actuator Type

In our business, after a customer has selected the specific valve and actuator package, that’s when my team steps in to size the actuator properly. Selecting the correct actuator for the size and purpose of your valve is key but it’s only the first step. If the actuator isn’t sized by a knowledgeable and technically trained expert, the results can be disastrous or expensive.

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Understanding Norsok M-650

By Ingve Stangeland, Technical Manager, MRC Global
May 18, 2017 Tags: NORSOK, NORSOK 650

If you are involved in sourcing products for offshore or subsea applications, you have probably been introduced to the Norsok M-650 qualification.

So, what is Norsok?

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