BS 6393:1987
Current
The latest, up-to-date edition.
Specification for calibration of stylus instruments
Hardcopy , PDF
English
27-02-1987
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National foreword
Committees responsible
Specification
1 Scope and field of application
2 References
3 Definitions
4 Types and purposes of instrument calibration
specimens
5 Materials
6 Size of specimen
7 Mechanical requirements
8 Basis of assessment of calibrated values
9 Marking
Annexes
A Calibration of instrument calibration specimens
B Use of instrument calibration specimens
C Reference conditions, error and statements
Tables
1 Nominal values of depth and width for type A1
2 Tolerances for types A1 and A2
3 Nominal values of depth and radius for type A2
4 Tolerances for type B2 sensitive and insensitive
grids
5 Nominal values of Ra for type C1
6 Tolerances for types C1 to C4
7 Nominal values of Ra and alpha for type C2
8 Nominal unfiltered values of Ra for type C4
9 Tolerances for type D
10 Values of k
11 Skid radii giving 5 % maximum out-of-phase error
Figures
1 Type A1 groove
2 Type A2 groove
3 Type B2 grooves (sensitive grid)
4 Type B2 grooves (insensitive grid)
5 Type C1 grooves
6 Type C2 grooves
7 Type C3 grooves
8 Type C4 grooves
9 Type D groovres (profile repetition at 4 mm
intervals)
10 Assessment of calibrated values for type A1
11 Profile graphs
12 Gauge blocks providing a series of steps
13 Choice of sampling length
14 Effects of horizontal magnification
15 Transmission characteristic for calibration
16 Ra transmission curves characteristic of types C1,
C2 and C4 specimens conforming to ISO 3274
17 Stylus wear
18 Sheared off spherical tip
19 Centrally relieved flat skid
20 Skid errors
21 Profiles traced by a spherical skid on a sinusoidal
specimen
22 Effect of oblique traversing on wavelength
Characteristics of specimens for the calibration of stylus instruments. Appendices cover their calibration, use and reference conditions.
| Committee |
TPR/1
|
| DevelopmentNote |
Also numbered as ISO 5436 Supersedes 83/74368 DC and BS 6393(1983) (09/2005)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies the characteristics of specimens for the calibration of stylus instruments (see ISO 1880 and ISO 3274) and the annexes give information regarding their calibration and application to the calibration and adjustment in laboratories, standards rooms and workshops.
| ISO 1880:1979 | Instruments for the measurement of surface roughness by the profile method Contact (stylus) instruments of progressive profile transformation Profile recording instruments |
| ISO 468:1982 | Surface roughness — Parameters, their values and general rules for specifying requirements |
| ISO 1878:1983 | Classification of instruments and devices for measurement and evaluation of the geometrical parameters of surface finish |
| ISO 3274:1996 | Geometrical Product Specifications (GPS) — Surface texture: Profile method — Nominal characteristics of contact (stylus) instruments |
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