1.范围1。1本标准涵盖了家用、工业和商业管道的石棉水泥排水、废物和通风系统的安装。1.2本标准包括操作说明、安装说明、特殊环境条件、工艺和组装、测试和检查。它涵盖了实践中最常见的铺设条件类型。除本标准中的程序外，还应遵循管道和管件制造商的说明。1.3 CSA标准B127涵盖了管道和管件的原材料、物理性能和尺寸要求。1、石棉水泥排水、废物和通风系统用部件。1.4参考出版物。本标准指的是以下出版物，如有提及，则应指以下所列版本，包括其所有版本:CSA标准B127。1-M1977，用于石棉水泥排水、废物和通风系统的部件； 1980年《加拿大管道规范》（加拿大国家研究委员会）。

1. Scope1.1This Standard covers the installation of asbestos cement drain, waste, and vent systems for domestic, industrial, and commercial plumbing.1.2This Standard includes handling instructions, installation instructions, special environmental conditions, workmanship and assembly, testing, and inspection. It covers the type of laying conditions most commonly encountered in practice. In addition to the procedures in this Standard, the instructions of the pipe and fittings manufacturers should be followed.1.3Requirements for raw material, physical properties, and dimensions of pipe and fittings are covered in CSA Standard B127.1, Components for Use in Asbestos Cement Drain, Waste and Vent Systems.1.4Reference Publications. This Standard refers to the following Publications and where such reference is made it shall be to the edition listed below, including all revisions published thereto:CSA Standard B127.1-M1977, Components for Use in Asbestos Cement Drain, Waste and Vent Systems;Canadian Plumbing Code 1980 (National Research Council of Canada).