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本刊讯GB/T 8239-2014《普通混凝土小型砌块》自2014年1月1日起实施。与1997年版标准相比,新版标准有如下变化:(1)标准由强制性改为推荐性,这将有利于企业设计生产专利块型,而不必完全受限于标准。(2)标准名称由《混凝土小型空心砌块》改为《普通混凝土小型砌块》,明确了两点:一是该标准仅适用于以普通混凝土配合比生产的砌块,掺加轻集料的砌块不属于该标准管辖;二是该标准还适用于普通混凝土实心砌块,解决了
Our Journal GB / T 8239-2014 “Ordinary concrete small block” since January 1, 2014 come into operation. Compared with the 1997 version of the standard, the new version of the standard changes as follows: (1) The standard from mandatory to recommended, which will help enterprises to design and produce the patent block, without having to be completely limited to the standard. (2) The standard name is changed from “small concrete hollow block” to “ordinary concrete small block”, and two points are made clear: firstly, the standard is only applicable to blocks made with normal concrete mix proportion, mixed with light aggregate Of the block does not belong to the standard jurisdiction; Second, the standard also applies to ordinary concrete block, to solve