c425-98b中文版-陶土管及其配件的承压接头的标准规范.docVIP

C 425 PAGE 252 Designation: C 425 - 98b编号：C 425 - 98b PAGE 247 Standard Specification forCompression Joints for Vitrified Clay Pipe and Fittings This specification is under the jurisdiction of ASTM Committee C-4 on Vitrified Clay Pipe and is the direct responsibility of Subcommittee C04.20 on Methods of Test and Specifications.本规范由ASTM This specification is under the jurisdiction of ASTM Committee C-4 on Vitrified Clay Pipe and is the direct responsibility of Subcommittee C04.20 on Methods of Test and Specifications.本规范由ASTM委员会C-4陶土管委员会管辖，并由C04.20试验方法和规范分委会直接负责。Current edition approved Sept. 10, 1998. Published January 1999. Originally published as C 425 - 58 T. Last previous edition C 425 - 98a.现行版本于1998年9月10日批准，并于1999年1月出版。最初版本编号为C425-58T，上一版本编号为C425-98a。 This standard is issued under the fixed designation C 425; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (ε) indicates an editorial change since the last revision or reapproval.本标准以固定编号C 425刊发；紧随编号后的数字表示最初采用的年份，或者是修订版的最后修订年份。圆括号中的数字表示必威体育精装版重新批准的年份。上标(ε)表示自上一修订版或重新批准后的编辑性修改。 This standard has been approved for use by agencies of the Department of Defense.本标准已获得批准供（美国）国防部各部门使用。 1. Scope适用范围 This specification covers materials and test requirements for compression joints for vitrified clay pipe and fittings. See Specification C 700 for pipe specifications. The test requirements are applicable to pipe joint assemblies prior to field installation of pipe.本规范涉及陶土管及其配件的承压接头的材料和试验要求。管道规范请参见规范C700。本试验要求适用于管道现场安装前的管道接头总成。 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.以公制单位表示的数值视为标准值，圆括号中给出的数值仅供参考。 Note 1—Install pipe in accordance with Practice C 12.注1——根据规范C12安装管道。 1.3 The following precautionary caveat pertains only to the Test Requirements por