Leather - Physical and mechanical tests; Determination of tear load - Part 2: Double edge tear (ISO 3377-2:2002); German version EN ISO 3377-2:2002— 8 стр.
Leather - Physical and mechanical tests - Determination of tear load - Part 2: Double edge tear (ISO 3377-2:2016); German version EN ISO 3377-2:2016— 9 стр.
Leather - Physical and mechanical tests - Determination of apparent density and mass per unit area (ISO 2420:2017); German version EN ISO 2420:2017— 12 стр.
Leather - Physical and mechanical tests - Determination of tensile strength and percentage extension (ISO 3376:2011); German version EN ISO 3376:2011— 10 стр.