1.1 本规范涵盖由热固性合成树脂粘合的两层或多层增强材料组成的层压热固性材料。这种加固的例子有纤维素纸、棉织物、玻璃织物和合成纤维织物。这些材料以板材、轧制和模制管以及模制棒的形式提供。 1.2 以英寸-磅为单位的数值应视为标准值。 注1: 本规范仅在标题上类似于IEC 60893-3。内容明显不同。 1.3 以下安全隐患警告仅适用于本规范中描述的测试方法。 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和健康实践，并确定监管限制的适用性。 1.4 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。

1.1 This specification covers laminated thermosetting materials consisting of two or more plies or layers of reinforcing material bonded by a thermosetting synthetic resin. Examples of such reinforcement are cellulose paper, cotton fabric, glass fabric, and synthetic fiber fabrics. These materials are available in the form of sheets, rolled and molded tubes, and molded rods. 1.2 The values stated in inch-pound units are to be regarded as the standard. Note 1: This specification resembles IEC 60893-3 in title only. The content is significantly different. 1.3 The following safety hazards caveat pertains only to the test methods described in this specification. 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 and health practices and determine the applicability of regulatory limitations prior to use. 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.