Metallic materials - Calibration of force-proving instruments used for the verification of uniaxial testing machines (ISO 376:2004); German version EN ISO 376:2004— 27 стр.
Metallic materials - Vickers hardness test - Part 2: Verification and calibration of testing machines (ISO 6507-2:2005); German version EN ISO 6507-2:2005— 25 стр.