Somchai Kongnoo และ Kawin Sonthipermpoon;Somlak Wannarumon Kielarova. (2023) Analysis of Factors Affecting Springback Angle in Bending of ASTM A-210 Gr. A1 Seamless Carbon Steel Tube. <i>Naresuan University Engineering Journal</i>, <i>18</i>(1), 19-24.Somchai Kongnoo และ Kawin Sonthipermpoon;Somlak Wannarumon Kielarova. "Analysis of Factors Affecting Springback Angle in Bending of ASTM A-210 Gr. A1 Seamless Carbon Steel Tube". Naresuan University Engineering Journal 18 (2023):19-24.Somchai Kongnoo และ Kawin Sonthipermpoon;Somlak Wannarumon Kielarova. Analysis of Factors Affecting Springback Angle in Bending of ASTM A-210 Gr. A1 Seamless Carbon Steel Tube. Faculty of Engineeing Naresuan University:ม.ป.ท. 2023.