This method specifies the method for the determination of silicon content in aluminum and aluminum alloys. This method is applicable to the determination of silicon content in aluminum and aluminum alloys. Measuring range: 0.00l 0% ~ 0.40%. This method is not applicable to aluminum alloys containing tin.
GB/T 20975.5-2008 history
2020GB/T 20975.5-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 5:Determination of silicon content
2008GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys .Part 5:Determination of silicon content
2001GB/T 6987.6-2001 Aluminium and aluminium alloys--Determination of silicon content--Molybdenum blue spectrophotometric method
GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys .Part 5:Determination of silicon content has been changed from GB/T 6987.5-2001 Aluminium and aluminium alloys--Determination of silicon content--Gravimetric method.
GB/T 20975.5-2008 Methods for chemical analysis of aluminium and aluminium alloys .Part 5:Determination of silicon content has been changed from GB/T 6987.6-2001 Aluminium and aluminium alloys--Determination of silicon content--Molybdenum blue spectrophotometric method.