BS EN 480-13:2015规定了组成材料、成分和混合程序，以 生产具有规定稠度的参考砌筑砂浆，用于测试中定义的砂浆外加剂 EN 934-3。它还描述了与对照组相比，试验混合物的减水量的测定 混合交叉引用:EN 196-1EN 196-2EN 196-6EN 197-1EN 934-3EN 1008EN 1015-4EN 1015-7购买本文件时可获得的所有现行修订均包含在购买本文件中。

BS EN 480-13:2015 specifies the constituent materials, the composition and the mixing procedure to produce a reference masonry mortar with a prescribed consistence for testing mortar admixtures as defined in EN 934-3. It also describes the determination of the water reduction of the test mix compared to the control mix.Cross References:EN 196-1EN 196-2EN 196-6EN 197-1EN 934-3EN 1008EN 1015-4EN 1015-7All current amendments available at time of purchase are included with the purchase of this document.