A. Lietz (2016). Analysis of Crack Propagation, Determination of Dynamic Strength and Metallographic Examination / Hardness Test using the Example of a 25 CrMo 4 Monobloc Tubular Shaft. Practical Metallography: Vol. 53, No. 10, pp. 613-623. doi: 10.3139/147.110412 © Carl Hanser Verlag GmbH & Co. KG ISSN 0032-678X