物理安全检测
ASTM D7091应用于黑色金属的非磁性涂层和应用于有色金属的非磁性和非导电涂层干膜厚度的无损
标准名称
ASTM D7091 Standard Practice for Nondestructive Measurement of Dry Film Thickness of Nonmagnetic Coatings Applied to Ferrous Metals and Nonmagnetic, Nonconductive Coatings Applied to Non-Ferrous Metals
ASTM D7091应用于黑色金属的非磁性涂层和应用于有色金属的非磁性和非导电涂层干膜厚度的无损测量标准操作规范
适用范围
本操作规范阐述了用于测量干膜厚度的磁性测厚仪和涡流计的使用。本规范作为制造商手工操作指南的补充，而并非要取代该指南。本文涵盖了关键词定义，参考文件，操作规范的重要性和用法，涂层测厚仪的优点和限制以及试样说明，并描述了量具校准、设备调整的方法和推荐频率，同时给出报告建议
引用文件
ASTM D609 Practice for Preparation of Cold-Rolled Steel Panels for Testing Paint, Varnish, Conversion Coatings, and Related Coating Products
ASTM D823 Practices for Producing Films of Uniform Thickness of Paint, Varnish, and Related Products on Test Panels
ASTM D1730 Practices for Preparation of Aluminum and Aluminum-Alloy Surfaces for Painting
SSPC-PA 2 Procedure for Determining Conformance to Dry Coating Thickness Requirements
ISO 19840 Paints and varnishes—corrosion protection of steel structures by protective paint systems—Measurement of, and acceptance criteria for, the thickness of dry films on rough surfaces
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