JIS B 1001:1985现行
Diameter of clearance holes and counterbores for bolts and screws
出版：Japanese Standards Association
专家解读视频
基本信息
标准编号： JIS B 1001:1985
标准类别：Standard
出版单位：Japanese Standards Association
标准页数：6
标准简介
This Japanese Industrial Standard specifies the diameters of clearance holes, hereinafter referred to as the "bolt hole diameters", and the diameters of counterbores for bolts, machine screws, and the like for general use.
等同采用的国际标准
ISO 273:1979 - Equivalent
