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EN ISO 20623:2018

Current

Current

The latest, up-to-date edition.

Petroleum and related products - Determination of the extreme-pressure and anti-wear properties of lubricants - Four-ball method (European conditions) (ISO 20623:2017)

Published date

24-01-2018

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National Foreword
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Cleaning solvents
6 Apparatus
7 Samples and sampling
8 Preparation of apparatus
9 General procedure
10 Test procedures
11 Calculations
12 Expression of results
13 Precision
14 Test report
Annex A (normative) - Test ball specifications
Annex B (normative) - Mean Hertz Load data sheet
Bibliography

Committee
CEN/TC 19
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

ISO 3290-1:2014 Rolling bearings — Balls — Part 1: Steel balls
ISO 3170:2004 Petroleum liquids — Manual sampling
ISO 6743-99:2002 Lubricants, industrial oils and related products (class L) — Classification — Part 99: General
ISO 4259:2006 Petroleum products — Determination and application of precision data in relation to methods of test
ISO 6743-9:2003 Lubricants, industrial oils and related products (class L) — Classification — Part 9: Family X (Greases)

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