This test method covers determination of the penetration of semi-solid and solid bituminous materials.The needles@ containers and other conditions described in this test method provide for the determinations of penetrations up to 500. The values stated in SI units are to be considered standard. 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.?
T 49-2003由AASHTO - American Association of State Highway and Transportation Officials 发布于 2003-01-01,并于 2006-07-28 实施。
非常抱歉,我们暂时无法提供预览,您可以试试: 免费下载 T 49-2003 前三页,或者稍后再访问。
点击下载后,生成下载文件时间比较长,请耐心等待......
Copyright ©2007-2022 ANTPEDIA, All Rights Reserved
京ICP备07018254号 京公网安备1101085018 电信与信息服务业务经营许可证:京ICP证110310号