GB/T 4457.5-1984
Mechanical drawings--Symbols for sections
2014-10
- Standard No.
- GB/T 4457.5-1984
- Language
- Chinese
- Release Date
- 1984
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 4457.5-2013
- Lastest
- GB/T 4457.5-2013
- Scope
- This standard specifies various section symbols and their drawing methods in mechanical drawings.
GB/T 4457.5-1984 history
- 2013 GB/T 4457.5-2013 Mechanical drawings.Basic conventions for representing areas on cuts and sections
- 1984 GB/T 4457.5-1984 Mechanical drawings--Symbols for sections