BH GSO ISO 4291:2024

ISO 4291:1985
Bahraini Standard   Current Edition · Approved on 21 November 2024

Methods for the assessment of departure from roundness - Measurement of variations in radius

BH GSO ISO 4291:2024 Files

BH GSO ISO 4291:2024 Scope

This International Standard specifies a method for determining departures from roundness by measuring variations in radius by means of contact (stylus) instruments. It establishes a) types of instruments and general requirements; b) recommendations for the use of instruments; c) procedures for calibration of instruments and verification of their characteristics.

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