Neidel, A., Gädicke, T. and Ullrich, T.. "Torsional Overload Fracture of Twist-off Bolts During Assembly" Practical Metallography, vol. 59, no. 1, 2022, pp. 39-49. https://doi.org/10.1515/pm-2022-0003 © 2022 Walter de Gruyter GmbH, Berlin/Boston, Germany