ASME B94.18.1 : 77(R2000)已作废
PUNCHES - BASIC BALL-LOCK, LIGHT AND HEAVY DUTY (METRIC) - CONSUMABLE TOOLS
出版：American Society of Mechanical Engineers
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基本信息
标准编号： ASME B94.18.1 : 77(R2000)
标准类别：Standard
出版单位：American Society of Mechanical Engineers
标准页数：0
标准简介
Gives the ANS Practice for basic metric ball lock, light and heavy duty punches, including tolerances, dimensions, nomenclature, sizes and shapes. Light duty are standard in round, oblong, square and rectangular shapes and available in 6.3 to 25.0 overall diameter shank sizes. Locking ball size in the retainer, ranges from 6.0 to 8.0 diameter. Light duty pierces up to 3.2 stock. Heavy duty are standard in the same shapes and available in 13.0 to 32.0 overall diameter shank sizes. Locking ball size is 12.0 diameter. The heavy duty generally pierces up to 9.0 stock
