A. Neidel, S. Wallich, and T. Ullrich (2019). Metallurgical Failure Analysis of Cracked First Stage Vane of Heavy-Duty Industrial Gas Turbine Engine for Power Generation. Practical Metallography: Vol. 56, No. 6, pp. 404-414. © Carl Hanser Verlag GmbH & Co. KG ISSN 0032-678X