Artificial neural networks approach for hardness prediction of copper cold spray laser heat treated coatings

M Razavipour, JG Legoux, D Poirier… - Journal of Thermal …, 2022 - Springer
Laser heat treatment offers localized heating zone, high processing speed, and feasibility to
treat complex large parts, making it a technology of choice to tailor the hardness and fatigue …

Effect of laser-assisted nitriding with a high-power diode laser on surface hardening of aluminum-containing martensitic steel

A Sim, C Park, N Kang, Y Kim, EJ Chun - Optics & Laser Technology, 2019 - Elsevier
The surface of steel molds used in injection molding must be particularly hard to withstand
abrasive fiber-reinforced plastics. Thus, a laser nitriding process using a gas chamber setup …

Process and parameters for laser assisted localised heat treatment in manufacturing applications

RP Pereira, N Peixinho, V Carneiro… - Proceedings of the …, 2024 - journals.sagepub.com
This paper presents information and results relevant for the development of a laser heat
treatment process suitable to improve manufacturing in high strength steel and high strength …

A novel strategy of regional microstructure design in manufacturing

K Wang, C Cai, J Lin, X Tong, Z Tao, H Yu, Q Fang… - Materials Letters, 2023 - Elsevier
In this research, a cold-rolled twinning induced plasticity (TWIP) sample with three parallel
regions with the same gage length of 20 mm but increasing gage widths of 2, 3.5, and 5 mm …

Microstructural characterization of surface softening behavior for Cu-bearing martensitic steels after laser surface heat treatment

EJ Chun, A Sim, MS Kim, N Kang - Metals, 2018 - mdpi.com
The surface hardening and softening behavior of two types of medium carbon martensitic
steel (AISI P20-improved and AISI P21) after laser-assisted heat treatment was quantitatively …

Optimization of Thick 22MnB5 Sheet Steel Part Performance through Laser Tempering

E Garcia-Llamas, J Pujante, D Frómeta, D Corón… - Metals, 2023 - mdpi.com
Press Hardening offers the possibility to obtain a wide range of mechanical properties
through microstructural tailoring. This strategy has been successfully applied in thin sheet …

Laser surface tempering of hardened chromium-molybdenum alloyed steel

C Soriano, G Alberdi, J Lambarri, A Aranzabe, A Yáñez - Procedia CIRP, 2018 - Elsevier
The effect of a laser tempering process, subsequent to a laser hardening treatment, on the
microstructure, microhardness, structural composition of phases and residual stresses of a …

Partial strengthening method for cold stamped B-pillar with minimal shape change

K Kim, Y Song, W Yang, H Choi, SH Park… - The International Journal …, 2019 - Springer
The partial strengthening method for pre-stamped panels both avoids excessive strength
enhancement over the entire product and substantially reduces the processing cost …

Local Heat Treatment for Springback Reduction in Deep Drawing of Advanced High-Strength Steel

J Domitner, V Boskovic, I Baumgartner… - … 2022: Proceedings of …, 2022 - Springer
The concept of a novel hybrid process which includes local heat treatmentfor springback
reduction in deep drawingof AHSS is presented. In order to demonstrate the feasibility of this …

Modern laser-technologies and nanotechnologies-next-generation on new physical principles

SM Arakelian, GA Evstyunin, AV Zdanov… - Journal of Physics …, 2021 - iopscience.iop.org
In the paper we discuss new tendencies and trends in laser/nanotechnologies based on
topological material-science with spatial structures of necessary types induced by laser …