STM PDF

Mechanical vibration - Rotor balancing - Part 21- Description and evaluation of balancing machines. Original standard ISO 21940-21-2022 in PDF full version. Additional info + preview on request

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Mechanical vibration - Rotor balancing - Part 23- Enclosures and other protective measures for the measuring station of balancing machines. Original standard ISO 21940-23-2012 in PDF full version. Additional info + preview on request

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Mechanical vibration - Rotor balancing - Part 31- Susceptibility and sensitivity of machines to unbalance. Original standard ISO 21940-31-2013 in PDF full version. Additional info + preview on request

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Mechanical vibration - Rotor balancing - Part 32- Shaft and fitment key convention. Original standard ISO 21940-32-2012 in PDF full version. Additional info + preview on request

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Station uniform for firefighters. Original standard ISO 21942-2019 in PDF full version. Additional info + preview on request

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Station uniform for firefighters - Amendment 1. Original standard ISO 21942-2019 amd1-2024 in PDF full version. Additional info + preview on request

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