This Standard describes two test methods for determining the heat resistance of patent leather, respectively, the crack testing machine method (method A) and the "Zwick" instrument method (method B). This Standard is applicable to the determination of heat resistance of various types of patent leather. Other types of coated leather refer to it for the implementation.
Basic Data
Standard ID
GB/T 40927-2021 (GB/T40927-2021)
Description (Translated English)
Leather - Physical and mechanical tests - Determination of heat resistance of patent leather
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
Y46
Word Count Estimation
9,928
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
