NEN ISO 4291 : 1987
Current
Current
The latest, up-to-date edition.
METHODS FOR THE ASSESSMENT OF DEPARTURE FROM ROUNDNESS - MEASUREMENT OF VARIATIONS IN RADIUS
Published date
12-01-2013
Publisher
Specifies a method for determining departures from roundness by measuring variations in radius by means of contact instruments. Establishes: a) types instruments and general requirements; b) recommendations for use of instruments; c) procedures for calibration of instruments and verification of their characteristics.
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