DIN EN 1097-7-2008 集料的机械和物理性能试验.第7部分:填料颗粒密度的测定.比重瓶法
Tests for mechanical and physical properties of aggregates - Part 7: Determination of the particle density of filler - Pyknometer method; English version of DIN EN 1097-7:2008-06
This standard describes the reference method used for type testing and in cases of dispute for the determination
of the particle density of filler by means of a pyknometer. For other purposes, in particular factory production
control, other methods may be used provided that an appropriate working relationship with the reference method
has been established.