国内外9.00R2014PR轮胎对比试验

Comparison test of different 900R20 14PR tires

对 3个国外品牌和 5个国内品牌的 9 0 0R2 0 1 4PR轮胎进行强度、耐久性和高速性能对比试验。结果表明 ,9 0 0R2 0 1 4PR轮胎的 3项试验结果均达到相应的国家标准及技术规范要求 ,国产 9 0 0R2 0 1 4PR的强度值居中且数值相近 ;耐久性能超过国家标准规定的 47h ,全部达到 70h以上 ;高速性能通过 1 0 0km·h- 1 行驶2h检验。

A comparison test for plunger energy,endurance and speed performance of 3 imported brands and 5 domestic brands of 9 00R20 14PR tires was made.The results showed that the above 3 performances of all brands of tires met the requirements specified in the corresponding national standards and specifications;the plunger energy values of domestic brands were intermediate,and closer to each other;the endurance of all brands reached over 70 h exceeding 47 h specified in national standard;and all brands passed the speed test at 100 km·h -1 for 2 h.