I.S. EN ISO 7668:2018现行
Anodizing of Aluminium and its Alloys - Measurement of Specular Reflectance and Specular Gloss of Anodic Oxidation Coatings at Angles of 20 Degrees, 45 Degrees, 60 Degrees or 85 Degrees (iso 7668:2018)
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. EN ISO 7668:2018
发布时间：2018/4/10 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：30
标准简介
Defines methods for the measurement of specular reflectance and specular gloss of flat samples of anodized aluminium using geometries of 20 degrees (Method A), 45 degrees (Method B), 60 degrees (Method C) and 85 degrees (Method D); and of specular reflectance by an additional 45 degrees method (Method E) employing a narrow acceptance angle.
