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BS EN ISO 25178-2:2022 – TC

BS EN ISO 25178-2:2022 – TC

$280.87

Tracked Changes. Geometrical product specifications (GPS). Surface texture: Areal – Terms, definitions and surface texture parameters

Published By Publication Date Number of Pages
BSI 2022 206
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PDF Catalog

PDF Pages PDF Title
1 30451742
133 A-30397790
134 National foreword
136 European foreword
139 Foreword
140 Introduction
141 1 Scope
2 Normative references
3 Terms and definitions
3.1 General terms
145 3.2 Geometrical parameter terms
151 3.3 Geometrical feature terms
155 4 Field parameters
4.1 General
4.2 Height parameters
4.2.1 General
4.2.2 Root mean square height
4.2.3 Skewness
4.2.4 Kurtosis
156 4.2.5 Maximum peak height
4.2.6 Maximum pit depth
4.2.7 Maximum height
4.2.8 Arithmetic mean height
4.3 Spatial parameters
4.3.1 General
4.3.2 Autocorrelation length
157 4.3.3 Texture aspect ratio
158 4.3.4 Texture direction
4.3.5 Dominant spatial wavelength
4.4 Hybrid parameters
4.4.1 General
4.4.2 Root mean square gradient
4.4.3 Developed interfacial area ratio
159 4.5 Material ratio functions and related parameters
4.5.1 Areal material ratio
4.5.2 Inverse areal material ratio
160 4.5.3 Material ratio height difference
161 4.5.4 Areal parameter for stratified surfaces
163 4.5.5 Areal material probability parameters
164 4.5.6 Void volume
165 4.5.7 Material volume
166 4.6 Gradient distribution
168 4.7 Multiscale geometric (fractal) methods
4.7.1 Morphological volume-scale function
169 4.7.2 Relative area
4.7.3 Relative length
4.7.4 Scale of observation
4.7.5 Volume-scale fractal complexity
4.7.6 Area-scale fractal complexity
170 4.7.7 Length-scale fractal complexity
4.7.8 Crossover scale
5 Feature parameters
5.1 General
171 5.2 Type of texture feature
172 5.3 Segmentation
5.4 Determining significant features
173 5.5 Section of feature attributes
174 5.6 Attribute statistics
5.7 Feature characterization convention
175 5.8 Named feature parameters
5.8.1 General
5.8.2 Density of peaks
5.8.3 Density of pits
5.8.4 Arithmetic mean peak curvature
176 5.8.5 Arithmetic mean pit curvature
5.8.6 Five-point peak height
5.8.7 Five-point pit depth
5.8.8 Ten-point height
177 5.9 Additional feature parameters
5.9.1 General
5.9.2 Shape parameters
180 Annex A (informative) Multiscale geometric (fractal) methods
187 Annex B (informative) Determination of areal parameters for stratified functional surfaces
190 Annex C (informative) Basis for areal surface texture standards — Timetable of events
191 Annex D (informative) Implementation details
195 Annex E (informative) Changes made to the 2012 edition of this document
197 Annex F (informative) Summary of areal surface texture parameters
199 Annex G (informative) Specification analysis workflow
200 Annex H (informative) Overview of profile and areal standards in the GPS matrix model
201 Annex I (informative) Relation with the GPS matrix
202 Bibliography

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BS EN ISO 25178-2:2022 - TC
$280.87