1.1 本规程涵盖了各种类型的冷轧钢板及其在测试油漆、清漆、油漆、转化涂层和相关产品的准备过程中应遵循的程序。 1.2 程序如下: 程序A -转化膜（磷酸盐、铬酸盐、， 等等） 程序B -蒸汽脱脂 程序C -溶剂刷洗 程序D -溶剂擦拭 程序E -碱性清洗 1.3 以国际单位制表示的数值应视为标准。括号中给出的值仅供参考。 1.4 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的用户有责任在使用前制定适当的安全、健康和环境实践，并确定监管限制的适用性。 1.5 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。 ====意义和用途====== 4.1 本规程中描述的程序旨在为钢板提供均匀且可重复的表面，用于测试油漆、清漆、油漆、转化涂层和相关产品。

1.1 This practice covers various types of cold rolled steel panels and the procedures to be followed in their preparation for testing paint, varnish, lacquer, conversion coatings, and related products. 1.2 The procedures are as follows: Procedure A —Conversion coatings (phosphates, chromates, etc.) Procedure B —Vapor degreasing Procedure C —Solvent brushing Procedure D —Solvent wiping Procedure E —Alkaline cleaning 1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. ====== Significance And Use ====== 4.1 The procedures described in this practice are designed to provide steel panels with a uniform and reproducible surface for testing of paint, varnish, lacquer, conversion coatings, and related products.