Gears. Wear and damage to gear teeth Ingestion-build-73935 The aggregate abrasion value is

The aggregate abrasion value is determined from the differences in mass of the specimens before and after abrasion

ISO 2551:2020 the scope has been expanded to include the testing of textile floor covering tiles and the determination of distortion out of the plane with respect to ISO 2551:1981

indoor and outdoor swimming pools

a)      It’s been updated to align more closely with BS ISO/IEC 20000:2018

Gears. Wear and damage to gear teeth Ingestion-build-73935 The aggregate abrasion value isScope This International Standard defines terms used to describe the appearance of the visible surfaces of tooth flanks or the damage that can be observed on gears. For each term, a clear concise description of the relevant gear tooth surface is given, including mention of the significant features to be observed, which can facilitate identification of the type of condition indicated. Each description of appearance constitutes a classification of a