标准摘要
[中文适用范围]： 本国际标准规定了未塑化聚氯乙烯（PVC-U）压力管道在规定的加载时间后测定最小断裂韧性的方法。 它还规定了测量断裂韧性的替代水平。 [外文原描述]： ISO 11673:2005 specifies a method for determining the minimum fracture toughness, after a specified loading time, of unplasticized poly(vinyl chloride) (PVC-U) pressure pipes. It also makes provision for measuring alternative levels of fracture toughness.
英文名称Unplasticized poly(vinyl chloride) (PVC-U) pressure pipes — Determination of the fracture toughness properties