规定了仅用于热塑性弹性体（TPE）模制密封件的材料要求，热塑性弹性体（TPE）用于建筑物内重力废水排放（间歇流高达95摄氏度）的热塑性管道系统接头，重力式地下排水和下水道用热塑性管道系统（连续流量高达45摄氏度，间歇流量高达95摄氏度），以及热塑性雨水管道系统。

Specifies requirements for materials used for moulded seals only of thermoplastic elastomers (TPE) used in joints of thermoplastic piping systems for gravity waste water discharge (intermittent flow up to 95 degrees Celsius) inside buildings, thermoplastic piping systems for gravity underground drainage and sewerage (continuous flow up to 45 degrees Celsius and intermittent flow up to 95 degrees Celsius), and thermoplastic rainwater piping systems.