Published
ISO 4545-4:2017 gives a table for the calculation of Knoop hardness values for use in tests carried out in accordance with ISO 4545‑1.
WITHDRAWN
ISO 4545-4:2005
PUBLISHED
ISO 4545-4:2017
90.93
Standard confirmed
Oct 2, 2023
ABANDON
ISO/PWI 4545-4
Metallic materials - Knoop hardness test - Part 4: Table of hardness values (ISO 4545-4:2017)
60.60 Standard published