Abdullaev Shavkat Azimovich. INFLUENCE OF SHIELDING GAS COMPOSITION ON THE MICROSTRUCTURE AND HARDNESS OF WELDED JOINTS IN API 5L X70 PIPE STEEL. jasass [Internet]. 2026 May 12 [cited 2026 May 13];16(5):464-8. Available from: https://www.internationaljournal.co.in/index.php/jasass/article/view/4359