Parametric Optimization of GTAW welded ASTM A192 Boiler Tubes Using Response Surface Methodology. Pakistan Journal of Scientific Research, [S. l.], v. 4, n. 2(Suppl.), p. 16–25, 2025. DOI: 10.57041/vol4iss2(Suppl.)pp16-25. Disponível em: https://paas-pk.org/index.php/pjosr/article/view/1861. Acesso em: 16 feb. 2026.