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Standard Test Methods for Compressive Creep of Chemical-Resistant Polymer Machinery Grouts 耐化学品聚合物机械灌浆压缩蠕变的标准试验方法
发布日期: 2017-12-15
1.1 这些试验方法包括在试验温度下,在持续荷载下对耐化学灌浆材料的压缩蠕变进行定量比较试验。使用螺栓和弹簧垫圈保持恒定负载。在选定试验温度下暴露后,在实验室温度下进行测量。 1.2 试验方法A概述了无粘结试样的成型技术。试验方法B涵盖粘结试样的成型技术。 1.3 以国际单位制或英寸-磅单位表示的数值应单独视为标准值。每个系统中规定的值可能不是精确的等效值;因此,每个系统应相互独立使用。 将两个系统的值合并可能会导致不符合标准。 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====== 4.1 这些试验方法提供了一种测量耐化学性机械灌浆材料在试验温度下持续荷载下总压缩挠度的方法。可以选择测试应力和温度来模拟预期的使用条件。在这些试验中,蠕变被认为是在实验室温度下初始加载试样后发生的压缩挠度,单位为厘米每厘米[英寸每英寸]。 结果不一定与不同试样厚度相关。 尚未建立与实际使用条件的相关性。
1.1 These test methods cover a quantitative, comparative test for compressive creep of chemical-resistant grouting materials under a sustained load at a test temperature. Constant load is maintained using a bolt and spring washers. Measurements are made at laboratory temperature after exposure periods at the selected test temperature. 1.2 Test Method A outlines the molding techniques for an unbonded test specimen. Test Method B covers the molding techniques for a bonded test specimen. 1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with 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 ====== 4.1 These test methods provide a means of measuring the total compressive deflection of chemical-resistant, machinery-grout materials under a sustained load at the test temperature. Test stress and temperature can be selected to simulate anticipated use conditions. For the purposes of these tests, creep is considered to be the compressive deflection in cm per cm [inches per inch], which occurs after the initial loading of the specimen at laboratory temperature. The results do not necessarily correlate for different specimen thicknesses. No correlation has been established to actual-use conditions.
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归口单位: C09.41
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