2. Institute
  3. Staff
  4. Holger Surm
Dr.-Ing.

Details

Dr.-Ing. Holger Surm

Team Leader

Departments: Materials Science , Heat Treatment

Phone
+49 421 218 51342
Email
surm@iwt-bremen.de
Office
Leibniz-Institut für Werkstofforientierte Technologien - IWT
FZB - Room 2420
Badgasteiner Str. 3
28359 Bremen

Latest 10 publications

  • Blech, N., Surm, H., Steinbacher, M., Tobie, T., Stahl, K. 2025.
    Investigations on the Tooth Root and Pitting Load Carrying Capacity of Case-Hardened Gears with Higher Amounts of Retained Austenite. HTM Journal of Heat Treatment and Materials. 80 (2), 75-101. DOI: 10.1515/htm-2025-0005.
  • Fechte-Heinen, R., Surm, H., Babb, G., Steinbacher, M. 2025.
    Distortion of Gears due to Induction Hardening with the Gap-to-Gap Technique. QDE 2025. QDE 2025: Proceedings of the 3rd International Conference on Quenching and Distortion Engineering, 2025, 164-172. DOI: 10.31399/asm.cp.qde2025p0164.
  • Hüsemann, T., Guba, N., Surm, H., Heinzel, C. 2024.
    Effect of alloy-specific case-hardening layers on the grindability of gears. CIRP Annals - Manufacturing Technology. 73 (1), 253-256. DOI: 10.1016/j.cirp.2024.04.030. OPEN ACCESS
  • Hoja, S., Guba, N., Haupt, N., Surm, H., Hüsemann, T. 2024.
    Investigation of Dimensional and Shape Changes in Combined Surface Layer Heat Treatments of Gear Components Made of EN31CrMoV9 and EN42CrMo4. HTM Journal of Heat Treatment and Materials. 79 (4), 161-183. DOI: 10.1515/htm-2024-0014. OPEN ACCESS
  • Blech, N., Kratzer, D., Surm, H., Steinbacher, M., Tobie, T., Stahl, K. 2024.
    Load Carrying Capacity of Case-Carburized Gears with Different Cryogenic Treatments. HTM Journal of Heat Treatment and Materials. 79 (3), 105-129. DOI: 10.1515/htm-2024-0010.
  • Fechte-Heinen, R., Surm, H., Steinbacher, M. 2022.
    Impact of process parameters during multi-step carbo-austempering on the hardness and microstructure morphology. IFHTSE Congress and European Conference on Heat Treatment, Salzburg, Österreich, 05.-08.09.2022. Salzburg, Österreich: 27, 2022, 250-257.
  • Ostermayer, P., Burkart, K., Blinn, B., Surm, H., Clausen, B., Beck, T. 2022.
    Evaluation of the plastic deformation behavior of modified 100Cr6 steels with increased fractions of retained austenite using cyclic indentation tests. Materials Testing. 64 (9), 1298-1312. DOI: 10.1515/mt-2022-0087.
  • Castens, M., Hoja, S., Surm, H., Hoffmann, F., Fechte-Heinen, R., Steinbacher, M. 2021.
    Hydrogen Absorption during Case Hardening of Steels EN20MnCr5 (SAE5120) and EN18CrNiMo7-6 (SAE4820). Metals. 12 (1), DOI: 10.3390/met12010006. OPEN ACCESS
  • Damon, J. M., Surm, H., Saddei, P., Dietrich, S., Schulze, V. 2021.
    Experimental and Numerical Investigation of the Surface Layer Conditions after Carbonitriding of Powder Metallurgical Steels. Part 1: Diffusion in Components of Graded Porosity Experimentelle und numerische Untersuchung der Randschichtzustände nach dem C. HTM Journal of Heat Treatment and Materials. 76 (1), 36-57. DOI: 10.1515/htm-2020-0003.
  • Surm, H. 2021.
    Advanced distortion analysis in the complex plane. ECHT and QDE – International Conference on Quenching and Distortion Engineering, Online, 27.-28.04.2021. Online: Arbeitsgemeinschaft Wärmebehandlung und Werkstofftechnik e. V., 2, 2021, 158-167.