Graduate Institute of Ferrous Technology;
Pohang University of Science and Technology;
Pohang 37673;
Gyeongbuk;
Republic of Korea;
Deogyeong-daero;
Yeogtong-gu;
Suwon-si 16710;
Gyeonggi-Do;
Republic of Korea;
Slag; By-product; Mechanical property; 3D printing; Additive manufacturing;