NF ISO 48-9

Rubber, vulcanized or thermoplastic - Determination of hardness - Part 9 : calibration and verification of hardness testers

This document specifies procedures for the calibration and verification of durometers of types A, D, AO and AM (see ISO 48-4), IRHD pocket meters (see ISO 48-5), IRHD dead-load instruments (see ISO 48-2) and dead-load instruments using the very low rubber hardness scale (see ISO 48-3).

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