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JIS A 1116:2019
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Method of test for unit mass and air content of fresh concrete by mass method
用质量法测定新拌混凝土单位质量和空气含量的试验方法
JIS A 1116:2019规定了用质量法测定新拌混凝土单位质量和空气含量的试验方法。本标准适用于最大骨料粒径为40mm或更小的粗骨料制成的混凝土,以及人工轻骨料等多孔骨料制成的混凝土。
JIS A 1116:2019 specifies the method of test for unit mass and air content of fresh concrete by mass method. This Standard is applicable to concrete made with coarse aggregate of which the maximum aggregate size is 40 mm or smaller, and also to concrete made with porous aggregate such as artificial lightweight aggregate.