“Effect of Vegetable Oil Quenchants and Precipitation Hardening on the Mechanical Properties of Aluminum Alloy (AA2024)”. Journal of Engineering 30, no. 8 (August 1, 2024): 85–100. Accessed May 3, 2025. https://www.joe.uobaghdad.edu.iq/index.php/main/article/view/2738.