摘要
介绍了塑料管材拉伸屈服应力相关标准内容,分析了不同性能的PVC-U管材的拉伸曲线特性,讨论了PVC-U管材拉伸屈服点的确定方法,剖析了目前拉伸屈服应力测量工作的现状。
Contents in Standards related to the tensile stress at yield of plastic pipes were introduced. The characteristics of tensile curves of PVC-U pipes with diffcrcnt propertics wcrc analyzed. Mcthods of detcrmining the tensile yield point of PVC-U pipes werc discussed. Thc current situations of measuring the tcnsilc stress at yield were dissected.
出处
《聚氯乙烯》
CAS
2012年第8期21-23,共3页
Polyvinyl Chloride
关键词
PVC-U
屈服点
拉伸屈服应力
测定
PVC-U
tensile yield point
tensile stress at yield
determination
