EN 22857-1990 标准详情
- 标准号：EN 22857-1990
- 中文标题：iso公制螺纹公差为4h到8h.以及4g到6g的粗牙与细牙螺纹用磨削丝锥.螺纹部分的制造公差
- 英文标题：ground thread taps for iso metric threads of tolerances 4h to 8h and 4g to 6g coarse and fine pitches; manufacturing tolerances on the threaded portion (iso 2857:1973 incl. amd 1:1984 and amd 2:1986); german version en 22857:1989
- 标准类别：欧盟标准EN
- 发布日期：
