Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principles
5 Expression of the results of the gravimetric analysis
5.1 Necessary data
5.2 Expression of the result
5.2.1 Mass per component
5.2.2 Mass per unit surface
5.2.3 Mass per unit volume
6 Expression of the result by particle size distribution
(Component cleanliness code)
6.1 Necessary data
6.2 Size classes
6.3 Contamination level
6.4 Component cleanliness code (CCC)
7 Expression of results by the number of particles per
component
7.1 Size classes
7.2 Contamination level
7.3 Component Cleanliness Code
8 Largest particle
9 Test report
Annex A (informative) Determination of the wetted or useful
volume of a component
A.1 Introduction
A.2 Experimental method
A.3 Method by calculation
A.3.1 Direct calculation
A.3.2 Indirect calculation on the basis of wetted
surface
A.4 Example: external gear pump
A.4.1 Wetted volume (V[c])
A.4.2 Wetted surface (A[c])
A.4.3 Illustration
Annex B (informative) Example of component cleanliness code
Annex C (informative) Example of test report - Cleanliness
inspection report according to ISO 16232
C.1 Laboratory identification
C.2 Customer identification
C.3 Analysis and report identification
C.4 Identification of the analysed component
C.5 Conditions of extraction
C.6 Analysis report
C.6.1 Mass of contaminant
C.6.2 Number and size of particles
C.6.3 Component cleanliness code (CCC)
C.6.4 Largest particle
C.7 Remarks/comments
Bibliography