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ONORM EN ISO 3377-1:2012
Leather - Physical and mechanical tests - Determination of tear load - Part 1: Single edge tear (ISO 3377-1:2011) (Austrian Standard)
ISO 3377-1:2012 specifies a method for determining the tear strength of leather using a single-edge tear. The method is sometimes described as a trouser tear. It is applicable to all types of leather.
Austrian Standards Institute [on]