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What is the silicon composition present in an LM-17 cast aluminium alloy?(a) 3%(b) 12%(c) 5.5%(d) 11.5%The question was asked in a national level competition.I'd like to ask this question from Aluminium and Its Alloys in section Foundry Introduction & Materials of Casting-Forming-Welding II |
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Answer» CORRECT choice is (d) 11.5% EXPLANATION: In an LM-1 cast aluminium alloy, SILICON content is 3%. In an LM-13 cast aluminium alloy, silicon content is 12%. In an LM-8 cast aluminium alloy, silicon content is 5.5% and in an LM-17 cast aluminium alloy, the silicon content is 11.5%. |
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