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Home Material JIS H 5202-2010
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Grade AC9A
Corresponding Standard JIS H 5202-2010
Aluminium Alloy Castings
Classification Aluminum and Aluminum Alloys
AC9A Chemical Element Composition Content (%)
Component Fe Si Mn Cr Ni Cu Ti Pb Zn Sn Mg More
Minimum Value - 22 - - 0.5 0.5 - - - - 0.5 Al:余量
Maximum Value 0.8 24 0.5 0.1 1.5 1.5 0.2 0.1 0.2 0.1 1.5
AC9A Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
permanent mould casting test pieces cooled from an elevated temperature shaping process + artificially age hardened (T5) ≥150 - Approx. 90①②
permanent mould casting test pieces Solution Heat Treatment + Artificial Aging (T6) ≥190 - Approx. 125①②
permanent mould casting test pieces solution heat-treated + stabilized (T7) ≥170 - Approx. 95①②

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