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Home Material JIS H 5202-2010
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Grade AC4B
Corresponding Standard JIS H 5202-2010
Aluminium Alloy Castings
Classification Aluminum and Aluminum Alloys
AC4B Chemical Element Composition Content (%)
Component Fe Si Mn Cr Ni Cu Ti Pb Zn Sn Mg More
Minimum Value - 7 - - - 2 - - - - - Al:余量
Maximum Value 1 10 0.5 0.2 0.35 4 0.2 0.2 1 0.1 0.5
AC4B Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
permanent mould casting test pieces as fabricated (F) ≥170 - Approx. 80①②
permanent mould casting test pieces Solution Heat Treatment + Artificial Aging (T6) ≥240 - Approx. 100①②
sand casting test pieces as fabricated (F) ≥140 - Approx. 80①②
sand casting test pieces Solution Heat Treatment + Artificial Aging (T6) ≥210 - Approx. 100①②

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