EN 22857-1989 ISO米制螺纹公差为4H至8H和4G至6G的粗牙与细牙的磨牙丝锥 螺纹部分的制造公差
EN 22857-1989 标准详情
- 标准号:EN 22857-1989
- 中文标题:ISO米制螺纹公差为4H至8H和4G至6G的粗牙与细牙的磨牙丝锥 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 encl. AMD 1:1984 and AMD 2:1986)
- 标准类别:欧盟标准EN
- 发布日期:1989/09/01
内容简介
Defines the manufacturing tolerances on the threaded portion of taps for producing the ISO metric threads of tolerance classes 4H to 8H and 4G to 6G.
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