
Thermoplastics pipes - Determination of ring stiffness
出版:International Organization for Standardization

专家解读视频
Describes a test method for determining the ring stiffness of thermoplastics pipes having a circular cross section.
SAC GB/T 9647 : 2015 - Identical
PN EN ISO 9969 : 2016 - Identical
UNE 53989-1 : 94 EX - Identical
DS EN ISO 9969 : 2016 - Identical