1.1 本规范涵盖55 % 铝锌合金涂层钢板，成卷和切割长度。 1.2 本产品适用于需要耐腐蚀性或耐热性，或两者兼而有之的应用。 1.3 该产品有多种名称、类型和等级，旨在适应不同的应用要求。 1.4 根据本规范提供的产品应符合最新版规范的适用要求 A924/A924M ，除非本文另有规定。 1.5 本规范的文本引用了提供解释性材料的注释和脚注。 这些注释和脚注（表和图中的注释和脚注除外）不应被视为本规范的要求。 1.6 单位-- 本规范适用于英寸磅单位（如A792）或国际单位制（如A792M）的订单。英寸磅和国际单位制的数值不一定相等。在正文中，国际单位制显示在括号中。每个系统应独立使用。 1.7 除非订单规定了“M”名称（国际单位制），否则产品应采用英寸磅单位。 1.8 本标准并非旨在解决与其使用相关的所有安全问题（如有）。 本标准的使用者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。 1.9 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This specification covers 55 % aluminum-zinc alloy-coated steel sheet in coils and cut lengths. 1.2 This product is intended for applications requiring corrosion resistance or heat resistance, or both. 1.3 The product is produced in a number of designations, types, and grades which are designed to be compatible with differing application requirements. 1.4 Product furnished under this specification shall conform to the applicable requirements of the latest issue of Specification A924/A924M , unless otherwise provided herein. 1.5 The text of this specification references notes and footnotes that provide explanatory material. These notes and footnotes, excluding those in tables and figures, shall not be considered as requirements of this specification. 1.6 Units— This specification is applicable to orders in either inch-pound units (as A792) or SI units (as A792M). Values in inch-pound and SI units are not necessarily equivalent. Within the text, SI units are shown in brackets. Each system shall be used independent of the other. 1.7 Unless the order specifies the “M” designation (SI units), the product shall be furnished to inch-pound units. 1.8 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. 1.9 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.