Aerospace series - Ethylene-propylene elastomer (EPM/EPDM) - Hardness 80 IRHD for static seal elements in hydraulic systems for long-term application - Material standard; German and English version EN 6111:2020
Edition 2020-11

Rubber, vulcanized or thermoplastic - Determination of hardness - Part 4: Indentation hardness by durometer method (Shore hardness) (ISO 48-4:2018)
Edition 2021-02

Glass reinforced plastics - Determination of indentation hardness by means of a Barcol hardness tester; German version EN 59:2016
Edition 2016-06

Rubber, vulcanized or thermoplastic - Determination of hardness - Part 3: Dead-load hardness using the very low rubber hardness (VLRH) scale (ISO 48-3:2018)
Edition 2021-02

Determination of the hardness of butter
Edition 1996-03

Materials testing machines - Design and application of holding devices for test pieces in hardness testing machines
Edition 2016-08

Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2: Hardness between 10 IRHD and 100 IRHD (ISO 48-2:2018)
Edition 2021-02

German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); water hardness (H 6)
Edition 1986-01

Space product assurance - Radiation hardness assurance - EEE components; English version EN 16602-60-15:2014
Edition 2014-12

Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9: Calibration and verification of hardness testers (ISO 48-9:2018)
Edition 2021-02