ISO 4821:2022

Published (Edition 1, 2022)

ISO 4821:2022

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Abstract

This document specifies a procedure to measure the adhesion strength of diamond-like carbon (DLC) coatings specified in ISO 20523 by detecting acoustic emission signals using ball-on-disk method under the lubricated condition. DLC is normally coated on metal or ceramic.

The test results are not applicable when the DLC coated parts operate in an unlubricated environment.

General information

Status
: Published

Publication date
: 2022-05

Stage
: International Standard published [60.60]
Edition
: 1

Number of pages
: 13
Technical Committee :
ISO/TC 123/SC 7

ICS :
21.100.10
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