1.1 本规范涵盖了由铜合金C23000、C26000和C26130生产的窄宽度黄铜带和轻型黄铜带的要求。 2. 注1: 本产品通常用于制造内燃机和其他封闭系统热源换热器中水通道的薄壁管。 1.2 单位-- 以英寸-磅单位表示的值应被视为标准值。括号中给出的值是国际单位制的数学转换，仅供参考，不被视为标准值。 1.2.1 例外情况-- 粒度和化学分析取样以国际单位制表示。 1.3 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 the requirements for brass strip in narrow widths and light gages produced from Copper Alloys Nos. C23000, C26000, and C26130. 2 Note 1: This product is commonly used for the manufacture of thin-wall tubes for water passages in heat exchangers for internal combustion engines and other closed-system heat sources. 1.2 Units— The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units, which are provided for information only and are not considered standard. 1.2.1 Exception— Grain size and chemical analysis sampling are stated in SI units. 1.3 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.