标准编号：ISO 3316:2012
中文名称：螺钉和螺母用装配工具 方形传动手动套筒扳手的附件 尺寸和试验
英文名称：Assembly tools for screws and nuts — Attachments for hand-operated square drive socket wrenches — Dimensions and tests
发布日期：2012-03
标准范围
This International Standard applies to attachments for hand-operated square drive socket wrenches listed in ISO 1703 under designations 5 1 00 03 0, 5 1 00 04 0, 5 1 00 04 1 and 5 1 00 05 0.NOTE 1 The above-mentioned designations correspond to the former designation numbers 203, 204 and 205.It specifiesa) the overall dimensions,b) the minimum Rockwell hardness value for their driving squares,c) the method of torque testing,d) the minimum torsional strength values,e) designation, andf) marking.NOTE 2 For the specification of square adaptors with a hexagon or cylindrical flat drive, for power socket wrenches, see ISO 3317.
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