This standard BS 6393:1987 Specification for calibration of stylus instruments is classified in these ICS categories:
17.040.20 Properties of surfaces
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.
Characteristics of specimens for the calibration of stylus instruments. Appendices cover their calibration, use and reference conditions.