1.1 本规范涵盖了混凝土、砖或石头建筑中使用的以下四种类型的预制伸缩缝填料。 1.1.1 I型- 海绵橡胶。 1.1.2 类型II- 软木 1.1.3 类型III- 自膨胀软木。 1.1.4 IV型- 再生聚氯乙烯。 1.2 以英寸磅为单位的数值应视为标准。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。 注1: 请注意规范 994天/994米 和 1751美元 。 1.3 本标准的文本引用了提供解释材料的注释和脚注。这些注释和脚注（不包括表和图中的注释和脚注）不应被视为本标准的要求。 1.4 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 preformed expansion joint fillers of the following four types for use in concrete, brick, or stone construction. 1.1.1 Type I— Sponge rubber. 1.1.2 Type II— Cork. 1.1.3 Type III— Self-expanding cork. 1.1.4 Type IV— Recycled PVC. 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Note 1: Attention is called to Specifications D994/D994M and D1751 . 1.3 The text of this standard references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard. 1.4 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.