Grade 2017
Old Grade
Corresponding Standard ISO 209-2007
Aluminium and aluminium alloys - Chemical composition
Classification Aluminum and Aluminum Alloys
2017 Chemical Element Composition Content (%)
Component Fe Si Mn Cr Cu Ti Zn Mg Other Individual Other Total More
Minimum Value - 0.2 0.4 - 3.5 - - 0.4 - - Al:Remainder;Ti+Zr≤0.2*
Maximum Value 0.7 0.8 1 0.1 4.5 0.15 0.25 0.8 0.05 0.15
"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.
* Ti+Zr is limited for extruded and forged products only, and only when the supplier and purchaser have mutually so agreed.
• The old brand is the brand of ISO 209-1-1989 standard

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