BS 3243:1973被替代
Specification for hand-operated chain pulley blocks
出版：British Standards Institution
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基本信息
标准编号： BS 3243:1973
发布时间：1973/2/28 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Specifies the requirements for chain pulley blocks to ensure safety in use. Includes testing and marking requirements. Includes a system of classification which relates safe working load to conditions of use.
标准备注
© British Standards Institution 2013
Replaces notes:
Replaces BS 3243:1960.
替代本标准的新标准
