PERAMBATAN RETAK (CRACK PROPAGATION) TAP BOLT UNC - OIL COATED ASTM 325 . Jurnal Teknik Mesin, [S. l.], v. 2, n. 1, p. 20–25, 2012. DOI: 10.21063/jtm.2012.v2.i1.20-25. Disponível em: https://jtm.itp.ac.id/index.php/jtm/article/view/669. Acesso em: 10 sep. 2025.