Results 61 to 70 of about 1,565 (219)

Modelling of austenite formation during heating in boron steel hot stamping processes [PDF]

open access: yes, 2016
A physically-based material model has been developed to describe the austenite formation in a manganese-boron steel during heating in hot stamping processes.
Li, N, Dean, TA, Balint, DS, Lin, J
core   +1 more source

Baking Effect on Desorption of Diffusible Hydrogen and Hydrogen Embrittlement on Hot-Stamped Boron Martensitic Steel

open access: yesMetals, 2019
Recently, hot stamping technology has been increasingly used in automotive structural parts with ultrahigh strength to meet the standards of both high fuel efficiency and crashworthiness.
Hye-Jin Kim   +4 more
doaj   +1 more source

A Detailed Review of Colburn and Friction Factors for Various Types of Fins Used in Compact Plate‐Fin Heat Exchangers

open access: yesHeat Transfer, EarlyView.
ABSTRACT Compact plate‐fin heat exchangers (PFHEs) are commonly utilized in diverse industries, including aerospace, automotive, processing, and space. Various fin configurations, such as Plain fins, Wavy fins, Lance and Offset fins (OSFs), Perforated fins, louvered fins, and pin fins, are employed in compact heat exchangers (CHEs).
Chennu Ranganayakulu
wiley   +1 more source

Investigation of necking and fracture strain limits of medium-Mn steel sheet under hot stamping conditions

open access: yes, 2023
Medium-Mn (MMn) steels with low austenitisation temperatures have recently attracted much research attention because of their suitability for hot stamping to save cost and improve productivity. However, research on their formability under conditions that
Zhang, Ruiqiang   +3 more
core   +1 more source

Effect of the Die Temperature and Blank Thickness on the Formability of a Laser-Welded Blank of a Boron Steel Sheet with Removing Al-Si Coating Layer

open access: yesAdvances in Mechanical Engineering, 2014
Reducing carbon emissions has been a major focus in the automobile industry to address various environmental issues. In particular, studies on parts comprised of high strength sheets and light car bodies are ongoing.
M. S. Lee, J. H. Moon, C. G. Kang
doaj   +1 more source

Microstructure and mechanical properties of Nb-Ti micro-alloy hot stamping steels

open access: yes工程科学学报, 2017
The microstructure of Nb-Ti micro-alloy hot stamping steels was observed and investigated by scanning electron microscopy (SEM) and transmission electron microscopy (TEM). The toughness and tear properties were investigated by Kahn tear test.
WEN Yu-hui   +4 more
doaj   +1 more source

Psychological Contracts With Purpose: A Review and Path Forward

open access: yesJournal of Organizational Behavior, EarlyView.
ABSTRACT This review advances the understanding of psychological contracts (PCs) that include third‐party beneficiaries and transcend self‐interested goals, which we term “PCs with purpose.” PC theory has challenged the assumption that social exchange relies solely on balanced rewards and inducements, highlighting that individuals may wish to ...
Marjo‐Riitta Diehl   +2 more
wiley   +1 more source

Numerical Simulation of Stamping Right-Hand Front Rail with Hot Strip Steel

open access: yes, 2010
The use of hot strip steel instead of part of cold strip steel in making automobile inner board has been considered for cost reduction of materials. To analyse formability of hot strip steel with the thickness of 1.6mm and 2.0mm in making automobile ...
Sheng Li Li   +4 more
core   +1 more source

General Research on the Process of the Indirect Hot Stamping Ultra-High-Strength Steel

open access: yesMetals, 2020
Aiming at the need for lightweight requirements of the components in the bus, combined with the advantages of the hot stamping ultra-high-strength steel, a new television (TV) bracket was proposed.
Ziming Tang   +5 more
doaj   +1 more source

Unmanned Aerial Systems for Corrosion Detection: Multi‐Sensor Technologies, Challenges, and Opportunities for Next‐Generation Inspection

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Corrosion remains a critical threat to the integrity and service life of infrastructure in industries such as oil, gas, construction, renewable energy, and transportation. Traditional inspection methods, being labor‐intensive, hazardous, and often subjective, fall short in addressing modern inspection demands.
Alhossein Alharbi   +3 more
wiley   +1 more source

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