Final Programme

ECHT 2021 and QDE – 2nd International Conference on Quenching and Distortion Engineering

27/ 28 April 2021 - Online Conference

Tuesday, 27 April 2021

Time

Title of the presentation

Speaker
09:00-09:20

1. Opening Session



Greetings IFHTSE

Eva Troell (IFHTSE president, Sweden)

Greetings Chairmen

Jörg Kleff, Thomas Lübben (Chairmen, Germany)

Organizational remarks

Jörg Kleff, Thomas Lübben
9:20-10:50

2. Gas Quenching



Keynote lecture: Quenching processes in gases

Eva Troell (RISE - Research Institutes of Sweden)

The Long-term Perspective – Distortion Capability of Advanced Case Hardening

Volker Heuer (ALD Vacuum Technologies GmbH, Germany)

Flexible and modular multiprocess installations: an enabler for distortion control and decarbonation

Pierre Bertoni (ECM Technologies, France)
10:50-11:05

Break


11:05-12:45

3. Determination of heat transfer



An Overview of Researches, Standardization Activities, and Developing Prototypes on Test Systems for  Quenchant Characterization

Kyozo Arimoto (Arimotech Ltd., Japan)

Experimental determination of heat transfer using a polymer solution shower during induction hardening

Maria Kadanik (University of Rostock, Germany)

Instrumentation study for aspersion cooling experiments aiming optimal estimation of the heat flux dissipation by 2D inverse heat conduction problems

Arthur Oliveira (IRT M2P, France)

Investigation of Heat Transfer in Arrays of Water Jets Modelling/Simulation and Experimental Approach

Nithin Mohan Narayan (Leibniz-Institute for Materials Engineering IWT, Germany)
13:00-14:00

Break


13:45-15:40

4. New aspects of quenching in liquids



Keynote lecture: Quenching processes in fluids

Scott Mackenzie (Quaker Houghton Inc., USA)

Advanced developments in the field of liquid quenchants in order to the technological progress and the increased requirements for environmental protection.

Rainer Braun (Burgdorf GmbH & Co. KG, Germany)

Applying of electric potential to control the quenching process of aluminium alloys

Peter Krug (TH Köln, Germany)

Monitoring product temperature in a combined carburizing furnace and oil quench bath to identify and eliminate distortion problems

Steve Offley (PhoenixTM, UK)
15:40-15:55

Break


15:55-17:35

5. Quenching and partitioning, quenching and tempering, austempering



Investigation of the tempering and partitioning behaviour of a martensitic stainless steel at different quenching and tempering temperatures

Simona Kresser (FH-Wels, Austria)

Q&T versus Q&P - a tough competition Comparison of the hardness-toughness relationship of medium-Mn steels after Q&T and Q&P treatments

Reinhold Schneider (FH-Wels, Austria)

Experimental determination and modelling of tempering effects of martensite during quenching and annealing of a bearing steel EN 100Cr6

Martin Hunkel (Leibniz-Institute for Materials Engineering IWT, Germany)

Development of a prototype austempering plant with controlled spray cooling

Sven Wagner (Heess GmbH & Co. KG, Germany)

Wednesday, 28 April 2021

Time

Title of the presentation

Speaker
09:00-10:40

6. Tools for distortion understanding and case studies on distortion problems



Simulated Strains-Based Approach for Explaining Distortion and Residual Stress in Quenched Pure Iron Cylinder

Kyozo Arimoto (Arimotech Ltd., Japan)

Advanced distortion analysis in the complex plane

Holger Surm (Leibniz-Institute for Materials Engineering IWT, Germany)

Dimensional stability of low temperature surface hardened stainless steel components

Alexandra Bauer (Bodycote, Germany)

Influence of the quenching process on the distortion behavior of a weight-reduced counter gear

Thomas Lübben (Leibniz-Institute for Materials Engineering IWT, Germany)
10:40-10:55

Break


10:55-12:25

7. Distortion Enginering by controlled production processes



Keynote lecture: Quenching and distortion

Rainer Fechte-Heinen (Leibniz-Institute for Materials Engineering IWT, Germany)

Application of the Distortion Engineering Methodology to Quenched and Tempered Steam Turbine Blades

Giulio Lucacci (C*Blade S. p. A., Italy)

Cost- and resource-saving gearbox production by the use of distortion controlled inductive
fixture hardening: A big step forward in gear manufacturing

Stefan Knauf (EMA Indutec GmbH, Germany)
12:25-13:25

Break


13:25-14:40

8. Distortion Engineering by controlled quenching processes and TRIP



Model-Based Distortion Reduction of Steering Racks

Frank Sarfert (Robert Bosch GmbH, Germany)

Reducing Distortion during Quenching of Steel Components using a Controlled Cooling Method

Justin Sims (DANTE Solutions, Inc., USA)

Transformation Plasticity in carbonitrided PM-Steels: Quantification of plasticity effects in dependence of carbon, nitrogen and density

James Damon (Karlsruhe Institute of Technology KIT, Germany)
14:40-14:55

Break


14:55-16:10

9. In-situ analysis of material behaviour during heat treatment processes



Time-resolved investigations during low pressure carburizing by means of in-situ synchrotron X-ray diffraction.

Ogün Baris Tapar (Leibniz-Institute for Materials Engineering IWT, Germany)

Secondary Tempering of a Low-Alloy Steel with Nanobainitic or Martensitic Microstructure: Experimental Study and Simulation

Steve Gaudez (Institute Jean Lamour, France)

Effect of carbon and nitrogen enrichment in the austenitic field on the formation of microstructures and residual stresses in carburized and carbonitrided low-alloyed steel parts: experimental study and simulation

Julien Teixeira (Institute Jean Lamour, France)
16:10-16:30

10. Closing Session



Aichelin Young Speaker Award

Klaus Buchner (Aichelin Holding GmbH, Austria)

Announcement of next ECHT conference 2022

Reinhold Schneider, (FH Wels, Austria)

Conclusions, closing ceremony

Jörg Kleff, Thomas Lübben (Chairmen, Germany)
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