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Thermal spray coating makes it possible to prolong the service life of production tools and equipment and represents a considerable asset to improving process efficiency.

David Levasseur

R&D Project Manager

Email address :
david.levasseur@cegeptr.qc.ca
Phone:
819 376-8707
Extension :
5041

Introduction

Core business

High pressure die casting, Surface treatments

Main areas of activity & Research

  • Aluminum high integrity HPDC alloy and heat treatment development
  • Thermal spray coating development (plasma and HVOF)
  • Surface treatment (shot peening, nitriding and anodizing)

Participation in various professionnals organizations :

  • ASM IDEM…
  • Metsoc
  • REGAL
  • NADCA
  • AFS

Publications

Peer review articles

  • Levasseur, D., & Brochu, M. (2016). Supersolidus Liquid Phase Sintering Modeling of Inconel 718 Superalloy. Metallurgical and Materials Transactions A, 47(2), 869-876.
  • Levasseur, D., & Brochu, M. (2016). Effect of Heating Rate on the Pressureless Sintering Densification of a Nickel-Based Superalloy. Metallurgical and Materials Transactions A, 47(5), 2257-2266.
  • Chiesa F., Giguère N., Levasseur D., Duchesne B., Experience in the direct pour casting of an Aluminum A356 Blade, Transactions of the American Foundry Society, Vol. 122, pp.37-43, 2014.
  • Levasseur D., Yue S., Brochu M., Pressureless Sintering of Cold Sprayed Inconel 718 Deposits, Journal of Material Science and Engineering A., vol. 556, pp. 343-350, 2012.
  • Levasseur D., Larouche D., Tensile Creep Testing of a Binary Al-Cu Alloy in the Semi-Solid State with a DMA, Journal of Material Science and Engineering A, vol. 528, 13-14, pp. 4413-4421, 2011.

Proceeding articles

  • Levasseur D., Tremblay M., Giguère N., Breton F., The effect of natural aging and part quenching temperature on T5 mechanical properties of AlSi7Mg0.2 and AlSi10Mg0.5 HPVDC alloys, NADCA Die Casting Congress & Tabletop 2016, Columbus, Sept. 26 – 28 2016.
  • Levasseur D., Morin G., Breton F., Casting ASTM B108 Tensile Test Bars with Improved Repeatability, Transactions of the American Foundry Society, in press, 2015
  • Levasseur D., Ouellet T., Carignan J., Chiesa F., Thermal Fatigue Testing of H13 Tool Steel and Thermal Spray Coatings in Permanent Mold for Aluminum Casting, Proceedings of the Light Metals Symposium, CIMM Publications, Vancouver, Sept. 28 to Oct. 1, 2014.
  • Chiesa F., Duchesne B., Levasseur D., Metallurgical Properties of Large Aluminium AlSi7Mg03 (A356) Sand Castings, Proceedings of the Light Metals Symposium, CIMM Publications, Vancouver, Sept. 28 to Oct. 1, 2014.
  • Chiesa F., Duchesne B., Levasseur D., Tougas B., Optimization of a Tilt Poured Permanent Mold Casting via Solidification Modeling, Proceedings of the Light Metals Symposium, CIMM Publications, Vancouver, Sept. 28 to Oct. 1, 2014.
  • Chiesa, F., Levasseur, D., & Baril, J. (2013, September). Comparing the SEED Semi-Solid Process to Low Pressure Permanent Mould in the Production of 4mm Thick Aluminum A356 Covers, Materials Science Forum, Vol. 765, pp. 112-116, 2013.
  • Levasseur D., Brochu M., Interparticle Liquid Film Formation During Spark Plasma Sintering of Inconel 718 Superalloy, International Conference on Processing and Manufacturing of Advanced Materials, THERMEC 2011, Quebec City, 2011.
  • Levasseur D., Brochu M., Modification of Sintering Conditions through Spark Plasma Sintering to Minimize Prior Particle Boundary Carbides Formation in Inconel 718, International Conference on Powder Metallurgy & Particulate Materials, MPIF 2010, Hollywood FL, 2010.