ASME B30.4:2003 (R2009)被替代
Portal, Tower, And Pedestal Cranes
出版：American Society of Mechanical Engineers
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基本信息
标准编号： ASME B30.4:2003 (R2009)
发布时间：2003/6/16 0:00:00
标准类别：Standard
出版单位：American Society of Mechanical Engineers
标准页数：42
标准简介
Pertains to the construction, installation, operation, inspection, and maintenance of electric motor or internal-combustion engine powered portal tower, and pedestal cranes, that adjust operating radius by means of a boom luffing mechanism or by means of a trolley traversing a horizontal boom, that may be mounted on a fixed or travelling base, and to any variation thereof that retain the same fundamental characteristics.
替代本标准的新标准
