Numerical/experimental analysis of the laser surface hardening with overlapped tracks to design the configuration of the process for Cr-Mo steels

F Cordovilla, Á García-Beltrán, P Sancho… - Materials & Design, 2016‏ - Elsevier
Laser surface hardening is a promising technology to improve wear and fatigue properties of
steel surfaces. When the dimensions of the surface to be treated are larger than the cross …

Laser transformation hardening of steel

AK Nath, S Sarkar - Advances in laser materials processing, 2018‏ - Elsevier
Laser surface hardening is a well-established process for enhancing the mechanical
properties of selected surface areas of engineering parts made of different types of steel …

A complete residual stress model for laser surface hardening of complex medium carbon steel components

E Liverani, AHA Lutey, A Ascari, A Fortunato… - Surface and Coatings …, 2016‏ - Elsevier
A numerical model is presented for evaluation of residual stresses following laser surface
treatment of mechanical components with arbitrary geometry. Following on from previous …

Prediction of hardness and deformation using a 3-D thermal analysis in laser hardening of AISI H13 tool steel

S Oh, H Ki - Applied Thermal Engineering, 2017‏ - Elsevier
In this study, a 3-D thermal analysis assisted by a systematic experimental study using a 2
kW multi-mode fiber laser was employed to develop predictive models for hardness and …

Experimental investigation on a novel approach for laser surface hardening modelling

L Orazi, A Rota, B Reggiani - International Journal of Mechanical and …, 2021‏ - Springer
Laser surface hardening is rapidly growing in industrial applications due to its high flexibility,
accuracy, cleanness and energy efficiency. However, the experimental process optimization …

Modeling of temperature distribution in laser welding of lapped martensitic steel M1500 and softening estimation

H Wang, Y Zhang, K Chen - Journal of …, 2016‏ - asmedigitalcollection.asme.org
With the implementation of more stringent emissions standards, ultrahigh strength steel has
been increasingly used in vehicle body to reduce the carbon emissions, but softening in the …

Investigation on grind-hardening annealed AISI5140 steel with minimal quantity lubrication

X Huang, Y Ren, W Jiang, Z He, Z Deng - The International Journal of …, 2017‏ - Springer
Dry grinding is usually adopted in grind-hardening technology in order to obtain a deep
harden layer. However, dry grinding would not only cause a deteriorated surface on the …

Dynamic control of laser beam shape for heat treatment

P Sancho, M Montealegre, J Dominguez… - Journal of Laser …, 2018‏ - pubs.aip.org
One of the major challenges for laser hardening is dealing with the geometrical singularities
of the treated components. The problem arises from the laser hardening of uneven surfaces …

Steel case hardening using deformational cutting

N Zubkov, V Poptsov, S Vasiliev… - Journal of …, 2018‏ - asmedigitalcollection.asme.org
This paper describes some fundamental principles, specific features, and the technological
capabilities of a new method of quenching steel surface by turning without separation of …

[HTML][HTML] Surface modification of mild steel using a combination of laser and electrochemical processes

A Speidel, AHA Lutey, J Mitchell-Smith… - Surface and Coatings …, 2016‏ - Elsevier
Traditional methods for achieving hierarchical surface structures include highly specified,
deterministic approaches to create features to meet design intention. In this study …