Formation mechanism of MnS inclusion during heat treatments and its influence on the pitting behavior of 316L stainless steel fabricated by laser powder bed fusion

被引:0
|
作者
Zhiwei Duan
Cheng Man
Hongzhi Cui
Zhongyu Cui
Xin Wang
机构
[1] SchoolofMaterialsScienceandEngineering,OceanUniversityofChina
关键词
D O I
暂无
中图分类号
TG142.71 [不锈钢、耐酸钢]; TG665 [光能加工设备及其加工]; TG156 [热处理工艺];
学科分类号
摘要
The formation mechanism of MnS inclusions during heat treatment and its effect on the pitting behavior of laser powder bed fusion(L-PBF)-fabricated 316L stainless steel(SS) were investigated. MnS inclusions precipitated at the grain boundaries of the samples, and the spherical oxide particles can become nucleation sites. The quantity and size of the MnS inclusions increased with prolonged heating. Compared with the as-received sample, the pitting of heat-treated L-PBF-fabricated 316L SS samples was mainly induced by the newly generated MnS inclusions rather than the fabricated gas pores and extended along the grain boundaries; this caused the dramatic pitting resistance deterioration.
引用
收藏
页码:12 / 22
页数:11
相关论文
共 50 条
  • [1] Formation mechanism of MnS inclusion during heat treatments and its influence on the pitting behavior of 316L stainless steel fabricated by laser powder bed fusion
    Duan, Zhiwei
    Man, Cheng
    Cui, Hongzhi
    Cui, Zhongyu
    Wang, Xin
    CORROSION COMMUNICATIONS, 2022, 7 : 12 - 22
  • [2] Formation mechanism of MnS inclusion during heat treatments and its influence on the pitting behavior of 316L stainless steel fabricated by laser powder bed fusion
    Zhiwei Duan
    Cheng Man
    Hongzhi Cui
    Zhongyu Cui
    Xin Wang
    Corrosion Communication, 2022, 7 (03) : 12 - 22
  • [3] Fatigue behavior of stainless steel 316L microstruts fabricated by laser powder bed fusion
    Ghosh, Abhi
    Kumar, Amit
    Harris, Adrian
    Kietzig, Anne-Marie
    Brochu, Mathieu
    MATERIALIA, 2022, 26
  • [4] On the pitting behaviour of laser powder bed fusion prepared 316L stainless steel upon post-processing heat treatments
    Wang, Ke
    Chao, Qi
    Annasamy, Murugesan
    Hodgson, Peter D.
    Thomas, Sebastian
    Birbilis, Nick
    Fabijanic, Daniel
    CORROSION SCIENCE, 2022, 197
  • [5] Pitting Corrosion in 316L Stainless Steel Fabricated by Laser Powder Bed Fusion Additive Manufacturing: A Review and Perspective
    Voisin, T.
    Shi, R.
    Zhu, Y.
    Qi, Z.
    Wu, M.
    Sen-Britain, S.
    Zhang, Y.
    Qiu, S. R.
    Wang, Y. M.
    Thomas, S.
    Wood, B. C.
    JOM, 2022, 74 (04) : 1668 - 1689
  • [6] Pitting Corrosion in 316L Stainless Steel Fabricated by Laser Powder Bed Fusion Additive Manufacturing: A Review and Perspective
    T. Voisin
    R. Shi
    Y. Zhu
    Z. Qi
    M. Wu
    S. Sen-Britain
    Y. Zhang
    S. R. Qiu
    Y. M. Wang
    S. Thomas
    B. C. Wood
    JOM, 2022, 74 : 1668 - 1689
  • [7] Effect of Heat Treatment on Fatigue Performance of 316L Stainless Steel Fabricated by Laser Powder Bed Fusion
    Li, Zhehan
    Xie, Deqiao
    Zhou, Kai
    Naqvi, Syed Mesum Raza
    Wang, Dongsheng
    Zhao, Jianfeng
    Shen, Lida
    Tian, Zongjun
    JOURNAL OF ENGINEERING MATERIALS AND TECHNOLOGY-TRANSACTIONS OF THE ASME, 2024, 146 (04):
  • [8] Modulated Structure Formation in Dislocation Cells in 316L Stainless Steel Fabricated by Laser Powder Bed Fusion
    Sun, Fei
    Ogawa, Toshio
    Adachi, Yoshitaka
    Sato, Kazuhisa
    Takagi, Shunya
    Miyamoto, Goro
    Suzuki, Asuka
    Yamanaka, Akinori
    Nakada, Nobuo
    Ishimoto, Takuya
    Nakano, Takayoshi
    Koizumi, Yuichiro
    MATERIALS TRANSACTIONS, 2023, 64 (06) : 1143 - 1149
  • [9] Effect of scanning speed on fatigue behavior of 316L stainless steel fabricated by laser powder bed fusion
    Cao, Yinfeng
    Moumni, Ziad
    Zhu, Jihong
    Gu, Xiaojun
    Zhang, Yahui
    Zhai, Xingyue
    Zhang, Weihong
    JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 2023, 319
  • [10] Electrochemical behavior of laser powder bed fusion fabricated 316L stainless steel in a nitric acid solution
    Soleimani, Sahar
    Yeganeh, Mahdi
    Lari Baghal, Seyed Mohammad
    JOURNAL OF LASER APPLICATIONS, 2022, 34 (04)