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BS ISO 4821:2022

BS ISO 4821:2022

$142.49

Plain bearings. Dynamic adhesion test method for DLC coated parts under lubricated condition

Published By Publication Date Number of Pages
BSI 2022 24
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PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Specimens
4.1 General
4.2 Ball specimen
4.3 Disk specimen
5 Apparatus
5.1 Testing equipment
5.2 Specification of ball-on-disk equipment
11 5.3 Sample of disk holder
5.4 Sample of ball holder
12 5.5 Oil bath and equipment for controlling oil temperature
13 5.6 AE sensor and its holder
14 5.7 AE sensor amplifier
5.8 Universal counter for AE events
6 Testing procedure
6.1 Pre-treatment of specimen before test
6.2 Set up of adhesion test
6.3 Lubricant
6.4 Testing conditions for adhesion test
15 6.5 Measurement of AE events
16 6.6 Number of test repeats
7 Recommendation
7.1 Measurement of friction force
7.2 Observation of disk after the test
7.3 Observation of balls after the test
17 8 Test report
18 Annex A (informative) Example of stages for adhesion strength tests of coatings applied to engine parts
19 Annex B (informative) Example of the dynamic adhesion test result relationship between the cam/follower tester and ball-on-disk tester
21 Bibliography

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BS ISO 4821:2022
$142.49