GB/T 2951.8-1997
電纜絕緣和護套材料通用試驗方法 第4部分;聚乙烯和聚丙烯混合料專用試驗方法 第1節(jié): 耐環(huán)境應力開裂試驗--空氣熱老化后的卷繞試驗--熔體指數(shù)測量方法--聚乙烯中碳黑和/或礦物質填料含量的測量方法
Common test methods for insulating and sheathing materials of electric cables. Part 4: Methods specific to polyethylene and polypropylene compounds. Section one: Resistance to environmental stress cracking--Wrapping test after thermal ageing in air--Mea
GBT2951.8-1997, GB2951.8-1997