- Standard No.
- GB/T 6987.6-2001
- Language
- Chinese
- Release Date
- 2001
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
-
GB/T 20975.5-2008
- Lastest
-
GB/T 20975.5-2020
- Scope
- This standard specifies the method for the determination of silicon content in aluminum and aluminum alloys. This standard applies to the determination of silicon content in aluminum and aluminum alloys. Measuring range: 0.001% to 0.40%. This standard does not apply to aluminum alloys containing tin.
GB/T 6987.6-2001 history
- 2020 GB/T 20975.5-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 5:Determination of silicon content
- 2008 GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys .Part 5:Determination of silicon content
- 2001 GB/T 6987.6-2001 Aluminium and aluminium alloys--Determination of silicon content--Molybdenum blue spectrophotometric method
GB/T 6987.6-2001 Aluminium and aluminium alloys--Determination of silicon content--Molybdenum blue spectrophotometric method was changed to GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys .Part 5:Determination of silicon content.