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现行 ASTM D5581-07A(2021)e1
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Standard Test Method for Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus (6 in. Diameter Specimen) 用马歇尔仪(6英寸直径试样)测定沥青混合料抗塑性流动性的标准试验方法
发布日期: 2021-12-15
1.1 本试验方法包括使用马歇尔仪测量侧面加载的沥青铺路混合料圆柱形试样的塑性流动阻力。本试验方法适用于含有沥青水泥和骨料的混合物,最高可达1 1. / 2. 在里面(37.5 mm)标称最大尺寸。 1.2 以英寸-磅单位表示的数值应视为标准值,但通过测试筛测量的筛分尺寸和骨料尺寸除外,根据规范,其中国际单位为标准 E11 . 括号中给出的值是到国际单位制的数学转换,仅供参考,不被视为标准值。 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)不应视为本标准的要求。 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====== 3.1 本试验方法用于沥青混合料的实验室配合比设计。根据该方法制备试样,并测试其最大负载和流量。也可以在根据该方法制备的试样上测定密度和孔隙特性。 该方法的测试部分也可用于获得从路面取芯或通过其他方法制备的沥青路面样本的最大负载和流量。这些结果可能与通过本试验方法制备的试样上获得的值不同。
1.1 This test method covers the measurement of the resistance to plastic flow of cylindrical specimens of bituminous paving mixture loaded on the lateral surface by means of the Marshall apparatus. This test method is for use with mixtures containing asphalt cement and aggregate up to 1 1 / 2 in. (37.5 mm) nominal maximum size. 1.2 The values stated in inch-pound units are to be regarded as standard except for reference to sieve sizes and size of aggregate as measured by testing sieves in which SI units are standard according to Specification E11 . The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 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 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 ====== 3.1 This test method is used in the laboratory mix design of bituminous mixtures. Specimens are prepared in accordance with the method and tested for maximum load and flow. Density and voids properties may also be determined on specimens prepared in accordance with the method. The testing section of this method can also be used to obtain maximum load and flow for bituminous paving specimens cored from pavements or prepared by other methods. These results may differ from values obtained on specimens prepared by this test method.
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归口单位: D04.20
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