BS 5221:1987被替代
Specification for general purpose, metric module gear hobs
出版：British Standards Institution
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基本信息
标准编号： BS 5221:1987
发布时间：1987/6/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：24
标准简介
Dimensional and accuracy requirements for non-topping single start right handed and left handed hobs used in the manufacture of spur and helical gears in accordance with BS 436-2. Dimensional requirements apply to monobloc hobs only, however the accuracy requirements may be used for monobloc or inserted tooth hobs.
标准备注
© British Standards Institution 2013
本标准替代的旧标准
替代本标准的新标准
等同采用的国际标准
ISO 4468:1982 - Equivalent
