QB/T 1474.5-1992
plotter ruler protractor (English Version)
- Standard No.
- QB/T 1474.5-1992
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- Professional Standard - Light Industry
- Status
- 2005-09
- Replace By
- QB/T 1474.5-2005
- Latest
- QB/T 1474.5-2023
- Scope
- This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of synthetic resin protractors. This standard applies to synthetic resin protractors.
QB/T 1474.5-1992 history
- 2023 QB/T 1474.5-2023 Drawing ruler - Protractor
- 2005 QB/T 1474.5-2005 Drawing ruler - Protractor
- 1992 QB/T 1474.5-1992 plotter ruler protractor
