CORRELATIONS AND DIFFERENCES BETWEEN METHODS FOR NON-DESTRUCTIVE EVALUATION OF TIMBER ELEMENTS
WOOD RESEARCH(2016)
摘要
The aim of this paper is to compare the results of evaluation of mechanical properties of timber by visual assessment, two grading machines, three devices for measuring in-situ and destructive tests. The most important result is the comparison of static and dynamic modulus of elasticity of timber, and further comparison of strength classes obtained by different measuring methods.
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关键词
Strength class,visual assessment,acoustic method,machine grading,modulus of elasticity
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