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Numerical Simulation and Process Parameter Optimization of Warm Forging Near-Net Forming for Spiral Bevel Gear

open access: yesApplied Sciences
The warm-forging technology of the spiral bevel gear (873 K–1073 K) was studied. Based on the rigid–plastic finite element method, a numerical simulation was carried out by using DEFORM V11.0 software to explore the influence of different process ...
Zhen Wang   +3 more
doaj   +3 more sources

Preform Optimization for Bevel Gear of Warm Forging Process

open access: yesProcedia CIRP, 2018
Abstract Preform design is an important aspect in consideration of the improvement of quality and reduction of cost in warm forging process. Bevel gear being a key component of drive mechanisms in automotive industry requires lot of attention to its complex shape design optimization.
Hong-Seok Park
exaly   +2 more sources

Effect of Compressive Deformations on the Final Microstructure of a Low Carbon High Silicon Bainitic Steel Thermomechanically Processed [PDF]

open access: yesMaterials Research, 2021
Due to a combination of advantages, high-performance steel components, especially for automotive manufacturing applications, are generally forged parts.
Rodrigo Afonso Hatwig   +3 more
doaj   +2 more sources

Design of a Multi-Step Warm Heading Process for Subminiature Screws [PDF]

open access: yes한국정밀공학회지, 2017
A multi-step warm forging process for subminiature screws is investigated. Due to the low formability of Titanium alloys, bit forming of Titanium screws is difficult by cold forging.
Yeon Hui Jang   +4 more
doaj   +1 more source

Characterization of Ti-6Al-4V alloy in the temperature range of warm metal forming and fracture analysis of the warm capping process

open access: yesJournal of Materials Research and Technology, 2022
The flow behavior of a Ti–6Al–4V alloy during warm forming was characterized, and the results were analyzed to reveal the causes of fracture during warm forging of a small Ti–6Al–4V alloy bolt. The experimental flow curves obtained by compression test of
Su Min Ji   +5 more
doaj   +1 more source

Recent Progress of Low and Medium-Carbon Advanced Martensitic Steels

open access: yesMetals, 2021
This article introduces the microstructural and mechanical properties of low and medium-carbon advanced martensitic steels (AMSs) subjected to heat-treatment, hot- and warm- working, and/or case-hardening processes.
Koh-ichi Sugimoto
doaj   +1 more source

Control of the Microstructure in a Al5Co15Cr30Fe25Ni25 High Entropy Alloy through Thermo-Mechanical and Thermal Treatments

open access: yesMetals, 2023
The effect of thermos-mechanical processing and thermal treatments on the microstructure of a single phase fcc-based Al5Co15Cr30Fe25Ni25 high entropy alloy is evaluated in this study.
Pablo Pérez   +4 more
doaj   +1 more source

Preparation processes of high density iron-based powder metallurgy parts

open access: yesFenmo yejin jishu, 2022
The preparation technologies of high density iron based powder metallurgy products used in NBTM were introduced in this paper, including warm compaction, warm die compaction, double-pressing and double-sintering, and the advantages and disadvantages of ...
BAO Chong-xi   +7 more
doaj   +1 more source

Influence of Cooling Process Routes after Intercritical Annealing on Impact Toughness of Duplex Type Medium Mn Steel

open access: yesMetals, 2021
To apply the duplex type low-carbon medium-manganese steel to the hot/warm-forging and -stamping products, the influence of cooling process routes immediately after intercritical annealing such as air-cooling (AC) and isothermal transformation (IT ...
Koh-ichi Sugimoto, Hikaru Tanino
doaj   +1 more source

Room temperature strengthening mechanisms, high temperature deformation behavior and constitutive modeling in an Al-3.25Mg-0.37Zr-0.28Mn-0.19Y alloy

open access: yesJournal of Materials Research and Technology, 2022
To improve the ambient strength and high temperature ductility, a novel Al-3.25Mg-0.37Zr-0.28Mn-0.19Y (wt.%) alloy has been fabricated by multidirectional forging and warm rolling.
Furong Cao   +6 more
doaj   +1 more source

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