I.S. 189:1974被替代
Concrete Building Bricks
出版：National Standards Authority of Ireland
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基本信息
标准编号： I.S. 189:1974
发布时间：1974/12/6 0:00:00
标准类别：Standard
出版单位：National Standards Authority of Ireland
标准页数：36
标准简介
Describes patterns, cement, aggregate and additives. Limits and methods of test are given for tolerance on dimensions, strength and drying shrinkage. Requirements are included for facing and fixing bricks. Also covers procedures for marking, sampling, testing and quality control.
