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水泥过冬后要降标号使用吗?有规范规定吗？ - 工程施工 - 项目管理 - 氿上知道
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满意答案
规范中没有水泥过冬后要降标号使用的相关规定。
影响水泥性能的因素有：存放时间（普通水泥一般三个月，快硬性水泥一个月），存放环境（干燥环境），其他因素（对质量有怀疑时）。
如果发现有影响水泥性能因素不达标时应取样复试，合格可继续按原水泥标号使用，不合格可按实际标号使用或者用在次要部位。
天意
回答于：2013-09-06
共2条回答