Knowledge Gateway
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Status : Active
Standard Type : Main
Document No : ISO 21940-21:2022
Document Year : 2022
Pages : 62
Edition : 2
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).