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AIT Welder 2nd Period Practice Test 2026 - Free Welder Practice Questions and Study Guide Flash Cards

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Manganese content in carbon steel does not exceed what percent, and what is its effect in carbon and alloy steels?

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1.65%; combines with sulfur to offset brittleness and hot shortness in carbon steels up to 0.80%, and in alloy steels 1-15% Mn increases toughness and hardenability

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