ISO 3378:2002 specifies a method for determining the resistance of leather to grain cracking and for determining the grain crack index. It is applicable to all heavy leathers.
PUBLISHED
ISO 3378:2002
PROJECT
ISO/DIS 3378
40.00
DIS registered
Oct 22, 2026
Leather — Physical and mechanical tests — Determination of resistance to grain cracking and grain crack index
10.99 New project approved