Azimov S, Toshqobilov J. CALCULATIONS FOR HEAT EXCHANGER EXPANSION BELLOWS MADE OF B443 (UNS N06625) MATERIAL. TS [Internet]. 2025 Aug. 11 [cited 2025 Aug. 11];3(5):80-6. Available from: https://techscience.uz/index.php/jurnal/article/view/167