IS 11035 : 1984 Methods for spectrographic analysis of wrought aluminium alloys

1 Scope

1.1 This standard describes the spectrographic method forquantitative determination of the following elements when presentas alloying elements or as impurities in wrought aluminium alloysin the following concentration ranges:

Element     Concentration           Range, Percent

Copper      0.1-5.0

Magnesium   0.1-5.5

Silicon     0.4-1.3

Iron        1.0, Max

Manganese   0.1-1.5

Zinc         0.1-1.0

Chromium    0.3, Max

Titanium    0.3, Max

2 References

IS 2 :1964 Rules for roundingoff numerical values

IS 6010 : 1971Recommended practice for photographic processing inspectrochemical analysis

IS 10113 : 1982Recommended practice for calibration of emulsion forphotographic photometry