Published
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.
WITHDRAWN
ISO 3378:1975
PUBLISHED
ISO 3378:2002
90.92
Standard to be revised
Oct 1, 2025
PROJECT
ISO/CD 3378
Leather - Physical and mechanical tests - Determination of resistance to grain cracking and grain crack index (ISO 3378:2002)
90.93 Standard confirmed