BS EN ISO 21920-2:2022:2023 Edition
$215.11
Geometrical product specifications (GPS). Surface texture: Profile – Terms, definitions and surface texture parameters
Published By | Publication Date | Number of Pages |
BSI | 2023 | 88 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
2 | undefined |
4 | European foreword Endorsement notice |
7 | Foreword |
8 | Introduction |
9 | 1 Scope 2 Normative references 3 Terms and definitions 3.1 General terms |
18 | 3.2 Geometrical parameter terms |
22 | 3.3 Geometrical feature terms |
30 | 4 Field parameters 4.1 General 4.2 Height parameters 4.2.1 General 4.2.2 Arithmetic mean height 4.2.3 Root mean square height 4.2.4 Skewness 4.2.5 Kurtosis |
31 | 4.2.6 Total height 4.2.7 Maximum height per section |
32 | 4.3 Spatial parameters 4.3.1 General 4.3.2 Autocorrelation length 4.3.3 Dominant spatial wavelength |
33 | 4.4 Hybrid parameters 4.4.1 General 4.4.2 Root mean square gradient 4.4.3 Arithmetic mean of absolute gradient 4.4.4 Maximum absolute gradient 4.4.5 Developed length |
34 | 4.4.6 Developed length ratio 4.5 Material ratio functions and related parameters 4.5.1 Material ratio functions |
39 | 4.5.2 Material ratio parameters |
41 | 4.5.3 Parameters for stratified surfaces using the material ratio curve |
43 | 4.5.4 Parameters for stratified surfaces using the material probability curve |
44 | 4.5.5 Volume parameters |
46 | 5 Feature parameters 5.1 Parameters based on peak heights and pit depths 5.1.1 General |
47 | 5.1.2 Maximum peak height 5.1.3 Mean peak height 5.1.4 Maximum pit depth |
48 | 5.1.5 Mean pit depth 5.1.6 Maximum height 5.2 Parameters based on profile elements 5.2.1 General |
50 | 5.2.2 Mean profile element spacing 5.2.3 Maximum profile element spacing 5.2.4 Standard deviation of profile element spacings 5.2.5 Mean profile element height 5.2.6 Maximum profile element height 5.2.7 Standard deviation of profile element heights |
51 | 5.2.8 Peak count parameter 5.3 Parameters based on feature characterization 5.3.1 General 5.3.2 Named feature parameters |
53 | Annex A (informative) Determination of the first and second derivative |
56 | Annex B (informative) Determination of the local curvature |
57 | Annex C (normative) Determination of the material ratio curve |
58 | Annex D (normative) Determination of profile parameters for stratified surfaces |
67 | Annex E (normative) Crossing-the-line segmentation to determine profile elements |
73 | Annex F (normative) Feature characterization |
77 | Annex G (informative) Summary of profile surface texture parameters and functions |
80 | Annex H (informative) Specification analysis workflow |
82 | Annex I (informative) Changes to previous ISO profile documents |
83 | Annex J (informative) Overview of profile and areal standards in the GPS matrix model |
84 | Annex K (informative) Relation to the GPS matrix model |
85 | Bibliography |