21.120.40 : Balancing and balancing machines

NF ISO 14694/A1, E51-004/A1 (03/2011)

NF ISO 14694/A1, E51-004/A1 (03/2011)

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Industrial fans - Specifications for balance quality and vibration levels - Amendment 1 - Ventilateurs industriels

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DIN ISO 1925:2002-05

DIN ISO 1925:2002-05

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Mechanical vibration - Balancing - Vocabulary (ISO 1925:2001)

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ISO 21940-2:2017 (R2022)

ISO 21940-2:2017 (R2022)

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Mechanical vibration — Rotor balancing Part 2: Vocabulary

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DIN 45690 Beiblatt 1:1999-11

DIN 45690 Beiblatt 1:1999-11

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Balancing machines - Enclosures and other safety measures - General; information on the limits of applicability

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VDI 2060:1966-10

VDI 2060:1966-10

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Standards of evaluation for the state of balance of rotating rigid bodies

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VDI 3835:2009-09

VDI 3835:2009-09

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Balancing of rotors with shaft-elastic behaviour - 2+N procedure for balancing at multiple rotational speeds

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VDI 3840:1989-01

VDI 3840:1989-01

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Vibration of shafting systems; necessary calculations

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DIN ISO 21940-21:2025-01

DIN ISO 21940-21:2025-01

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Mechanical vibration - Rotor balancing - Part 21: Description and evaluation of balancing machines (ISO 21940-21:2022)

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ISO 14694:2003 (R2019)

ISO 14694:2003 (R2019)

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Industrial fans — Specifications for balance quality and vibration levels

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ISO 21940-11:2016 (R2021)

ISO 21940-11:2016 (R2021)

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Mechanical vibration — Rotor balancing Part 11: Procedures and tolerances for rotors with rigid behaviour

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ISO 21940-23:2012 (R2023)

ISO 21940-23:2012 (R2023)

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Mechanical vibration — Rotor balancing Part 23: Enclosures and other protective measures for the measuring station of balancing machines

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ISO/DIS 21940-14:2026

ISO/DIS 21940-14:2026

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Mechanical vibration — Rotor balancing Part 14: Procedures for assessing balance errors

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ISO 21940-13:2012 (R2023)

ISO 21940-13:2012 (R2023)

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Mechanical vibration — Rotor balancing Part 13: Criteria and safeguards for the in-situ balancing of medium and large rotors

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ISO 21940-21:2012 (R2019)

ISO 21940-21:2012 (R2019)

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

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ISO 21940-32:2012 (R2023)

ISO 21940-32:2012 (R2023)

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Mechanical vibration — Rotor balancing Part 32: Shaft and fitment key convention

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