ISO 9385:1990
Glass and glass-ceramics — Knoop hardness test
May 3, 1990
General information
90.93
Sep 14, 2021
ISO
ISO/TC 172/SC 3
International Standard
81.060.01
81.040.01
French
English
Life cycle
NOW
PUBLISHED
ISO 9385:1990
90.93
Standard confirmed
Sep 14, 2021