BS ISO 16232-7:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Road vehicles. Cleanliness of components of fluid circuits Particle sizing and counting by microscopic analysis
Hardcopy , PDF
English
29-06-2007
05-01-2019
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principles
5 Equipment
5.1 Equipment for the preparation of membrane
filters
5.2 Analysis equipment
5.3 Image analysis
5.4 Motorized sample stage
5.5 Multiple image analysis
5.6 Environmental conditions
5.7 Health and Safety
6 Calibration
7 Procedure
7.1 Cleaning and preparing of equipment
7.2 Preparation of the membrane filter
7.3 Particle sizing and counting procedure
8 Results
8.1 Test report
8.2 Report the results
Annex A (informative) Filtration
Annex B (informative) Field scanning
Annex C (informative) Particle counting on the margin
Annex D (informative) Multiple image analysis
Annex E (informative) Resolution and calibration of an image
analysis system
Annex F (informative) Example of a test report
Bibliography
Specifies methods for determining the size and number of contaminant particles, which have been extracted from components and deposited on the surface of a membrane filter, as determined by using either a light optical microscope (LM) or a scanning electron microscope (SEM).
| Committee |
MCE/22
|
| DevelopmentNote |
Supersedes 04/30098099 DC. (06/2007)
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 16232-7:2007 | Identical |
| ISO 16232-10:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 10: Expression of results |
| ISO 16232-3:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 3: Method of extraction of contaminants by pressure rinsing |
| ISO 16232-2:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 2: Method of extraction of contaminants by agitation |
| ISO 16232-5:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 5: Method of extraction of contaminants on functional test bench |
| ISO 16232-4:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 4: Method of extraction of contaminants by ultrasonic techniques |
| ISO 16232-1:2007 | Road vehicles — Cleanliness of components of fluid circuits — Part 1: Vocabulary |
| ISO 14644-1:2015 | Cleanrooms and associated controlled environments — Part 1: Classification of air cleanliness by particle concentration |
| ISO 4407:2002 | Hydraulic fluid power — Fluid contamination — Determination of particulate contamination by the counting method using an optical microscope |
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