GB/T 2423.53-2005
ActiveEnvironmental testing for electric and electronic products-Part 2:Test methods-Test Xb:Abrasion of markings and letterings caused by rubbing of fingers and hands
电工电子产品环境试验 第2部分:试验方法 试验Xb：由手的磨擦造成标记和印刷文字的磨损
Application Summary AI generated
This standard specifies a test method to evaluate the resistance of markings and letterings on electric and electronic products to abrasion caused by the rubbing of fingers and hands. It is applied during product qualification and quality control to ensure that labels, symbols, and printed text remain legible after repeated handling. The test is relevant for consumer electronics, industrial controls, and other devices where user contact may degrade critical identification or safety information.
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