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About This Item

 

Full Description

This document sets out the requirements for evaluating hard and soft bearing balancing machines that support and rotate:

a) rotors with rigid behaviour at balancing speed (as described in ISO21940-11);

b) rotors with shaft elastic behaviour and balanced in accordance with low speed balancing procedures (as described in ISO21940-12).

 

Document History

  1. ISO 21940-21:2022

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    Mechanical vibration - Rotor balancing - Part 21: Description and evaluation of balancing machines

    • Most Recent
  2. ISO 21940-21:2012


    Mechanical vibration - Rotor balancing - Part 21: Description and evaluation of balancing machines

    • Historical Version
  3. ISO 2953:1999


    Mechanical vibration -- Balancing machines -- Description and evaluation

    • Historical Version