BS 5540-7:1991

Withdrawn

Evaluating particulate contamination of hydraulic fluids Method of determining the level of contamination (by the gravimetric method)

Available format(s)

Hardcopy , PDF

Withdrawn date

01-05-2009

Language(s)

English

Published date

20-12-1991

Publisher

British Standards Institution

Committees responsible
National foreword
Introduction
Method
1. Scope
2. Normative references
3. Definitions
4. Principle
5. Apparatus
6. Rinsing and cleaning chemicals
7. Glassware cleaning procedure
8. Sampling
9. Procedure
10. Test results
11. Test reproducibility
12. Identification statement

Method whereby the amount of solid contaminant in a sample of hydraulic fluid can be determined. The principle involves filtering a known volume of the sample under vacuum conditions through a membrane filter. The increase in mass of the filter represents the solid impurity content.

Committee	MCE/18
DevelopmentNote	Also numbered as ISO 4405. Supersedes 90/71518 DC. (08/2005)
DocumentType	Standard
Pages	10
PublisherName	British Standards Institution
Status	Withdrawn

ISO 5598:2008	Fluid power systems and components Vocabulary
BS 5540-5:1987	Evaluating particulate contamination of hydraulic fluids Method of reporting contamination analysis data
BS 5540-3:1978	Specification for evaluating particulate contamination of hydraulic fluids Methods of bottling fluid samples