UNE-EN ISO 4254-6:2020
Steels - Micrographic determination of the apparent grain size (ISO 643:2019, Corrected version 2020-03)
- 标准号
- UNE-EN ISO 4254-6:2020
- 发布
- 2020年
- 发布单位
- ES-UNE
- 替代标准
- UNE-EN ISO 4254-6:2020/A11:2022
- 当前最新
- UNE-EN ISO 4254-6:2020/A11:2022