Results 31 to 40 of about 1,171,203 (263)

Effect of addition of minor amounts of Sb and Gd on hot tearing susceptibility of Mg-5Al-3Ca alloy

open access: yesJournal of Magnesium and Alloys, 2023
The effects of addition of minor amount of (0.5 wt.%) antimony (Sb) or gadolinium (Gd) and combined addition of Sb and Gd (0.5 wt.%, respectively) on the hot tearing susceptibility (HTS) of Mg-5Al-3Ca alloy were investigated experimentally using a “T ...
Xudong Du   +5 more
doaj   +1 more source

Development of Mg–Zn–Y–Zr casting magnesium alloy with high thermal conductivity

open access: yesJournal of Magnesium and Alloys, 2021
Magnesium alloys are used in aircraft because of their light weight. However, for these alloys to be applied in electronic devices, high thermal conductivities are required.
V.E. Bazhenov   +9 more
doaj   +1 more source

Hot tearing susceptibility of Mg–xZn–2Y alloys

open access: yesTransactions of Nonferrous Metals Society of China, 2016
Abstract Effects of Zn content (0, 0.5%, 1.5% and 4.5%) on the hot tearing characteristics of Mg–2%Y alloy were studied in a constrained rod casting (CRC) apparatus attached with a load cell and data acquisition system. The experimental results indicate that the hot tearing susceptibility (HTS) is affected by the content of Zn. The Zn-free base alloy
Zhi WANG   +6 more
openaire   +1 more source

Modelling of grains medium cracking in semi-solid region [PDF]

open access: yesComputer Methods in Materials Science, 2005
The paper deals with methodology of determination stresses in a solidifying semi-solid medium. Finite Element Method is used for numerical solution of the problem.
Norbert Sczygiol, Grzegorz Szwarc
doaj   +1 more source

Martensitic stainless steel reduce hot tearing sensitivity composition optimization data

open access: yes, 2022
High throughput calculation of hot tearing susceptibility for Cr, Ni, Co, Mo, V, Si, C, Mg, Nb, Y, Ce, Ti, Zr, and Al. The data obtained can be used to calculate the tendency of each element to hot tearing susceptibility in the stainless steel range ...
吴, 灵
core   +2 more sources

Hot Tearing Evaluation of Al-0.9Mg-0.7Si Aluminium-cast Alloy [PDF]

open access: yesArchives of Foundry Engineering
This study aimed to evaluate the hot tearing susceptibility (HTS) of the Al-0.9Mg-0.7Si aluminium casting alloy, with a particular focus on how cooling rates and thermal stresses during solidification influence this phenomenon.
Z. Zulfadhli   +6 more
doaj   +1 more source

Influence of Al addition on solidification path and hot tearing susceptibility of Mg–2Zn–(3 + 0.5x)Y–xAl alloys

open access: yesJournal of Magnesium and Alloys, 2019
Hot tearing susceptibility (HTS) of Mg–2Zn–(3 + 0.5x)Y–xAl (x = 0, 2 and 3 at%) alloys is predicted by using modified Clyne–Davies’ model (CSC*). The solidification path, solidification characteristic temperatures and dendritic coherency solid fraction ...
Guojia Zhang   +3 more
doaj   +1 more source

Recent advances in hot tearing during casting of aluminium alloys

open access: yes, 2021
Hot tearing is one of the most severe and irreversible casting defects for many metallic materials. In 2004, Eskin et al. published a review paper in which the development of hot tearing of aluminium alloys was evaluated (Eskin and Suyitno, 2004 ...
Zhang, Jishan (author)   +11 more
core   +2 more sources

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Experimental and numerical analysis of hot tearing susceptibility for Mg–Y alloys [PDF]

open access: yesJournal of Materials Science, 2013
The influences of Y content and initial mold temperatures on the hot tearing susceptibility (HTS) of binary Mg–Y alloys were investigated using a constrained rod casting (CRC) apparatus, which is equipped with a load cell and data acquisition systems. The hot crack formation was monitored during CRC experiments.
Wang, Z.   +6 more
openaire   +2 more sources

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