Study the Effect of Welding Heat Input on the Microstructure, Hardness, and Impact Toughness of AISI 1015 Steel. alkej [Internet]. 2018 Apr. 8 [cited 2025 Jul. 6];14(1):118-27. Available from: https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/120