本国际标准定义了孔隙度及其相关术语，并概述了本标准所涉及的原则 金属和相关无机涂层的孔隙率测试。还考虑了孔隙度测试的目的， 从而帮助用户为产品及其服务应用选择最合适的测试。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This International Standard defines porosity and its associated terms, and outlines the principles involved in porosity testing of metallic and related inorganic coatings. The purpose of porosity testing is also considered, thereby assisting the user to select the most suitable test for the product and its service application.All current amendments available at time of purchase are included with the purchase of this document.