1.1 本规范涵盖了按照规范制造的管道所用的40号聚氯乙烯塑料排水和DWV配件的要求和试验方法 2665英镑 或 功能891 这些装配式配件由管道制成，或由管道和注塑件的组合制成。 1.2 本规范的要求是提供适用于生活污水系统、雨水系统和某些其他液体废物的排水和通风的预制PVC配件。配件应具有溶剂水泥接头、垫圈接头或其组合。 1.3 本规范的文本引用了提供解释性材料的注释、脚注和附录。这些注释和脚注（不包括表和图中的注释和脚注）不应被视为规范的要求。 1.4 以英寸磅为单位的数值应视为标准。括号中给出的值仅供参考。 1.5 以下安全隐患警告仅适用于测试方法部分，第节 10 ，符合本规范。 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的使用者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。 1.6 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This specification covers requirements and test methods for fabricated poly(vinyl chloride) (PVC) plastic schedule 40 drainage and DWV fittings to be used with piping manufactured in accordance with Specifications D2665 or F891 . These fabricated fittings are manufactured from pipe, or from a combination of pipe and injection molded parts. 1.2 The requirements of this specification are to provide fabricated PVC fittings suitable for drainage and venting of sanitary waste systems, storm water systems, and certain other liquid wastes. Fittings shall have solvent cement joints, gasket joints or a combination thereof. 1.3 The text of this specification references notes, footnotes, and appendixes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the specification. 1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information only. 1.5 The following safety hazards caveat pertains only to the test method portion, Section 10 , of 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.6 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.