34 ABNT NBR ISO 3377-1-2014 2014-02-10 Portuguese Leather - Physical and mechanical tests - Determination of tear load Part 1: Single edge tear 35 ABNT NBR ISO 3376-2014 2014-02-10 Portuguese Leather - Physical and mechanical tests - Determination of tensile strength and percentage extension ...
34 ABNT NBR ISO 3377-1-2014 2014-02-10 Portuguese Leather - Physical and mechanical tests - Determination of tear load Part 1: Single edge tear 35 ABNT NBR ISO 3376-2014 2014-02-10 Portuguese Leather - Physical and mechanical tests - Determination of tensile strength and percentage extension ...