Results 51 to 60 of about 6,764 (284)

Hardenability prediction model of 8620 steel based on machine learning

open access: yes工程科学学报
8620 steel is a critical alloy widely used in the manufacturing of gears designed to transmit substantial power and endure heavy loads. Its applications span vital sectors, including transportation, lifting equipment, locomotive traction, and wind power ...
Binbin WANG   +5 more
doaj   +1 more source

Predictive tools for the isothermal hardening of strip steel parts in molten salt; pp. 152–158 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2016
The current study focuses on an industrial hardening process where the steel parts are austempered in a molten salt bath. The aim of the study was to compose a predictive tool for more qualified process adjustment and control in a hardening plant.
Karli Jaason   +4 more
doaj   +1 more source

First-Principles Study of B Segregation at Austenite Grain Boundary and Its Effect on the Hardenability of Low-Alloy Steels

open access: yesMetals, 2022
Addition of B is beneficial for the hardenability of low-alloy steels and the effect is further improved when combined with the addition of Mo. While experiments demonstrated that Mo reduces the M23(C,B)6 precipitation and indicated an interaction ...
Jingliang Wang   +5 more
doaj   +1 more source

The Impact of High‐Productivity Processing on the Fatigue Failure of an Additive Manufactured Superalloy HAYNES 282

open access: yesAdvanced Engineering Materials, EarlyView.
The low cycle fatigue life of additive manufactured HAYNES® 282® superalloy was investigated for conventional and high‐productivity processing: samples of the former lasted 1400–1700 cycles, while samples of the latter failed at ~ 1200 cycles, at 760 °C and 1% strain.
Abdul Shaafi Shaikh   +3 more
wiley   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Property Optimization in As-Quenched Martensitic Steel by Molybdenum and Niobium Alloying

open access: yesMetals, 2018
Niobium microalloying is the backbone of modern low-carbon high strength low alloy (HSLA) steel metallurgy, providing a favorable combination of strength and toughness by pronounced microstructural refinement. Molybdenum alloying is established in medium-
Hardy Mohrbacher
doaj   +1 more source

Hollow rolling element bearings [PDF]

open access: yes, 1973
A low mass rolling element with a lightweight core and hollow center was developed for use in bearings. The core is plated so as to provide a hard surface and increase the life and reliability of the high speed ball ...
Parker, R. J.
core   +1 more source

Design of Novel High-Strength Bainitic Steels [PDF]

open access: yes, 2003
With careful design, mixed microstructures consisting of fine plates of upper bainitic ferrite separated by thin films of stable retained austenite have exhibited impressive combinations of strength and toughness in high-silicon bainitic steels.
Bhadeshia, H. K. D. H.   +1 more
core   +2 more sources

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

The effect of amount of pre-strain using equal channel angular pressing on softening response of AA5052 alloy

open access: yesJournal of Materials Research and Technology, 2020
Samples of AA5052 aluminum alloy were severely deformed up to 6 passes using equal channel angular pressing (ECAP). It was found that the yield strength (YS) and ultimate tensile strength (UTS) of the alloy significantly increased while the uniform ...
M. Howeyze   +4 more
doaj   +1 more source

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