Azimov, S.T. et al. 2025. SCIENTIFIC PRINCIPLES AND PRACTICAL SIGNIFICANCE OF PREHEATING (PREHEAT) AND POST-WELD HEAT TREATMENT (PWHT) METHODS IN THE WELDING PROCESS. Digital technologies in industry. 3, 4 (Nov. 2025), 135–140. DOI:https://doi.org/10.70769/3030-3214.SRT.3.4.2025.14.