Microstructure and mechanical properties of selective laser melted 18Ni-300 steel

Physics Procedia

Volumn 12, Issue PART 1, 2011, Pages 255-263

  Kempen, K ^a   Yasa, E ^a   Thijs, L ^a   Kruth, J P ^a   Van Humbeeck, J ^a  

^a UNIVERSITY OF LEUVEN   (Belgium)

Author keywords

Additive manufacturing; Maraging steel 300; Microstructure; Selective laser melting

Indexed keywords

AGE HARDENING; LASER BEAMS; MANUFACTURE; MARAGING STEEL; MECHANICAL PROPERTIES; MELTING; MICROSTRUCTURE; POWDER METALS;

ADDITIVE MANUFACTURING PROCESS; HARDENING TREATMENT; HIGH INTENSITY LASER BEAMS; INFLUENCE OF PROCESS PARAMETERS; LAYER THICKNESS; MICROSTRUCTURE AND MECHANICAL PROPERTIES; POWDER PARTICLES; SELECTIVE LASER MELTING;

3D PRINTERS;

EID: 79959391675     PISSN: 18753884     EISSN: 18753892     Source Type: Conference Proceeding    
DOI: 10.1016/j.phpro.2011.03.033     Document Type: Conference Paper

References (16)

1. Vandenbroucke, B. and Kruth, J.-P.: Selective laser melting of biocompatible metals for rapid manufacturing of medical parts. In: Rapid prototyping J. 13/4 196-203 (2007). (Pubitemid 47174526)
2. Rombouts, M.: Selective laser sintering/melting of iron-based powder. PhD thesis KULeuven (2006).
3. Simchi, A. and Asgharzadeh, H.: Densification and microstructural evaluation during laser sintering of M2 high speed steel powder. In: Materials Science and Technology, 20: 1462-1468 (2004).
4. ASM Handbook, Volume 1 Properties and Selection: Irons, steels and high performance alloys, 1990, ASM International, The Materials Information Company, United States of America, ISBN 0-87170-377-7 (v.1), pp.1303-1408.
5. Concept Laser GmbH, http://www.concept-laser.com, as on February 4, 2011.
6. LPW Technology Ltd. http://www.lpwtechnology.com/as on February 4, 2011.
7. Hardness conversion table http://www.corrosionsource.com/handbook/mat- hard.htm, as on February 4, 2011.
8. Stanford, M., Kibble, K., Lindop, M., Mynors, D. and Durnall, C.: An investigation into fully melting a maraging steel using direct laser sintering. Metal forming conference, 79: 847-852 (2008).
9. ASM Handbook, Volume 4 Heat Treating, 1991, ASM International, The Materials Information Company, United States of America, ISBN 0-87170-379-3, pp.528-548.
10. Pardal, J., Tavares, S., Cindra Fonseca, M. And Silva, J.: Study of the austenite quantification by x-ray diffraction in the 18Ni-Co-Mo-Ti maraging 300 steel.. In: J. of alloys and compounds, 393: 109-113 (2005). (Pubitemid 40455212)
11. Shamantha, C.R., Narayanan, R., Iyer, K.J.L. et al: Microstructural changes during welding and subsequent heat treatment of 18Ni maraging steel. In: Materials and engineering 287: 43-51 (2000).
12. Latrobe specialty steel company Marvac 300 vim-var data sheet, technical report (2009).
13. ATI Defence (Allegheny Technologies), Maraging Steels for Defense, Version 1 (1/12/2009).
14. Gerlich, D., Roberts, R.B., White, G.K.: Thermoelastic properties of 350 grade maraging steel. Journal of materials Science, 25: 2249-2252.
15. Kurz, W. and Fisher, D.J., Fundamentals of solidification, third edition, Trans Tech Publications 1992, ISBN 0-87849-522-3.
16. ASTM, E 23-96, Standard Test Methods for Notched Bar Impact Testing of Metallic Materials.