XP T47-763-2:2012 报废轮胎(ELT) 破碎轮胎的密度、孔隙率和空隙率的测定 测量方法和测试协议 第2部分:基于压缩性测量的方法(受压的破碎轮胎)
End of life tyres (ELT) - Determination of density, porosity and void ratio of shredded tyres - Method(s) of measurement and test protocol(s) - Part 2 : method based on the measure of the compressibility (shredded tyres under stress)