Microstructure evolution and hardness of S30C carbon steel produced by powder bed fusion using an electron beam and subsequent heat treatments

Microstructure evolution and hardness of S30C carbon steel produced by powder bed fusion using an electron beam and subsequent heat treatments
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使用电子束粉末床熔合及后续热处理生产的 S30C 碳钢的显微组织演变和硬度

DOI:
10.1016/j.matlet.2022.133096
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发表时间:
2022
期刊:
影响因子:
3
通讯作者:
Akihiko Chiba
Akihiko Chiba
中科院分区:
材料科学3区
文献类型:
--
作者:
Yunwei Gui;Huakang Bian;Kenta Aoyagi;Akihiko Chiba

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研究了电子束粉末床熔合(PBF-EB)工艺制备的S30 C碳钢的显微组织和硬度以及后续热处理工艺对组织和硬度的影响。S30 C钢的显微组织由铁素体和珠光体组成,并含有一定数量的位错。组织和硬度沿着锻造方向呈高度依赖关系。淬火态试样为板条马氏体,硬度最高(HV 643 ± 18),进一步回火后转变为回火马氏体。该研究为PBF-EB技术在高性能碳钢开发中的应用提供了研究基础。
The microstructure and hardness of S30C carbon steel fabricated via powder bed fusion using an electron beam (PBF-EB) and the influence of subsequent heat treatments were firstly investigated. The microstructure of as-built S30C, comprising ferrite and pearlite with an amount of dislocations. The microstructure and hardness showed a height-dependent relationship along building direction. The quenched sample showed lath martensite with maximum hardness (HV 643 ± 18), which transformed to tempered martensite after further tempering. This study provides a research basis for the application of PBF-EB technology in the development of high-performance carbon steel.
铁、碳钢和合金钢。
DOI: 10.1021/ie51397a025
发表时间: 1959
影响因子: --
作者:
R. Vanderbeck;E. Phelps
通讯作者: E. Phelps
DOI: 10.1299/jsme1958.15.777
发表时间: 1972
期刊: Jsme International Journal Series B-fluids and Thermal Engineering
影响因子: --
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