BS 1134:2010

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Assessment of surface texture. Guidance and general information

Published By	Publication Date	Number of Pages
BSI	2010	60

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Categories: 17.040.20 - Properties of surfaces, BSI

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Description

This British Standard gives guidance on the measurement of surface texture using a stylus instrument. This standard describes the way in which measurements can be taken and how to interpret the results. The guide also gives recommendations for the use of comparison specimens.

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PDF Pages	PDF Title
8	Figure 1 Co‑ordinate system Figure 2 The effect of measuring in different directions to the surface lay
9	Figure 3 Two surfaces with the same Ra value but different functional characteristics
12	Figure 4 Separation of surface texture into roughness, waviness and profile
15	Figure 5 Profile elements Figure 6 Local slope
16	Figure 7 Maximum profile peak height, example of roughness profile
17	Figure 8 Maximum profile valley depth, example of roughness profile
18	Figure 9 Derivation of the arithmetical mean deviation
19	Figure 10 Determination of Ra and Rq
20	Figure 11 The difference between positive and negative skewness
21	Figure 12 Width of profile elements
23	Figure 13 Material ratio curve
24	Figure 14 Profile section level separation Figure 15 Profile height amplitude distribution curve
25	Figure 16 Amplitude distribution curve
26	Table 1 Surface roughness values produced by common production processes and materials
27	Figure 17 Elements of the typical stylus instrument
29	Table 2 �Relationship between the roughness cut‑off wavelength lc, tip radius and maximum sampling spacing
30	Figure 18 The effects of using a stylus with a spherical tip
31	Figure 19 Example of a stylus tip measuring a re-entrant feature
32	Table 3 �Choice of cut‑off wavelength for a number of common machining operations Dimensions in millimetres
38	Table 4 Estimates for choosing roughness sampling lengths for the measurement of non-periodic profiles Table 5 Estimates for choosing roughness sampling lengths for the measurement of non-periodic profiles
39	Table 6 Estimates for choosing roughness sampling lengths for the measurement of periodic tables Table 7 Types, names and uses of material measures
40	Figure 20 Type A1 material measure
41	Figure 21 Procedure for the assessment of Type A1 measures Figure 22 Type A2 material measure
42	Figure 23 Type B2 material measure Figure 24 Type B2 material measure Figure 25 Type B3 material measure
43	Figure 26 Type C1 material measure Figure 27 Type C2 material measure
44	Figure 28 Type C3 material measure Figure 29 Type C4 calibration artefact Figure 30 Type D1 material measure
45	Figure 31 Type D2 material measure
46	Figure 32 Type E2 material measure
52	Table 8 Change of the total uncertainty in a height measurement Table 9 Stated uncertainties for measurements made with ACMESURF
53	Table A.1 Old and new surface texture parameters, ISO 4287:1997

Additional information

Status	Confirmed
Pages	60
Publication Date	2010-11-30
ISBN	978 0 580 69913 9
Standard Number	BS 1134:2010
Title	Assessment of surface texture. Guidance and general information
Replaces	BS 1134-1:1988, BS 1134-2:1990
Descriptors	Terminology, Sampling methods, Calibration, Measuring instruments, Test equipment, Surface-roughness measurement, Profile, Test specimens, Control samples, Measurement characteristics, Roughness (surface), Surface properties, Profile measurement, Surface defects, Error analysis, Profilometers, Surface texture
Publisher	BSI
Committee	TPR/1
ICS Codes	17.040.20 - Properties of surfaces

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BS 1134:2010

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