YB/T 157-1999
Hot-rolled sections for guide rails of lefts (English Version)
- Standard No.
- YB/T 157-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Ferrous Metallurgy
- Status
- 2023-04
- Replace By
- YB/T 157-2022
- Latest
- YB/T 157-2022
YB/T 157-1999 history
- 2022 YB/T 157-2022 Hot rolled steel for elevator guide rails
- 1999 YB/T 157-1999 Hot-rolled sections for guide rails of lefts
