Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Dian-zhong Li"'
Publikováno v:
Materials Research Express, Vol 11, Iss 8, p 086501 (2024)
Large-tube forgings were formed using nine layers of continuous-casting billet made from 15CrNi3MoV alloy steel via additive forging. The interfacial microstructural evolution under different hot-compression bonding temperatures and strains was inves
Externí odkaz:
https://doaj.org/article/ba100946114548efa6029c41d6b2d661
Autor:
Jian-kun Ren, Ming-yue Sun, Yun Chen, Bin Xu, Wei-feng Liu, Hai-yang Jiang, Yan-fei Cao, Dian-zhong Li
Publikováno v:
Materials & Design, Vol 223, Iss , Pp 111111- (2022)
The semi-solid metal forming process can prevent the formation of unpopular dendritic microstructures but the mechanism remains unclear. To explore the underlying causes, a challenging phase-field simulation was performed, supported by a semi-solid e
Externí odkaz:
https://doaj.org/article/cf696261601844ec820cf75187136157
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 2210-2219 (2021)
Semi-solid metal forming processes cover a wide variety of technologies in manufacturing, generally leading to non-dendritic microstructures typified by rosette-like or spherical grains. With the contemporary experimental methods, researchers still c
Externí odkaz:
https://doaj.org/article/5f385e5589514716b98da83ca840e733
Publikováno v:
Metals, Vol 13, Iss 6, p 1148 (2023)
The primary carbide in high carbon chromium bearing steels, which arises from solute segregation during non-equilibrium solidification, is one of the key factors affecting the mechanical properties and performance of the related components. In this w
Externí odkaz:
https://doaj.org/article/88cea3ff145241f5bd7382babe6c2e3d
Autor:
Chen Sun, Pai-Xian Fu, Xiao-Ping Ma, Hang-Hang Liu, Ning-Yu Du, Yan-Fei Cao, Hong-Wei Liu, Dian-Zhong Li
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 4, Pp 7701-7710 (2020)
Different austenitizing temperatures were used to obtain medium-carbon low-alloy (MCLA) steels with different initial states of tempering, including lath martensite microstructures and matrix carbon contents. The effects of these factors on the tempe
Externí odkaz:
https://doaj.org/article/f3e7114e299f4869b244e9c04f7e798e
Impact of Rare Earth Addition on Creep Rupture Behavior of 316LN Austenitic Stainless Steel at 700°C
Publikováno v:
Materials Science Forum. 1072:37-44
Effect of rare earth (RE) on creep rupture behavior of 316LN austenitic stainless steel (316LN steel) was investigated after crept at 700°C under the stress in the range from 125MPa to 200MPa, by the optical microscopy (OM), scanning electron micros
Publikováno v:
Acta Metallurgica Sinica (English Letters). 36:141-146
Publikováno v:
Acta Metallurgica Sinica (English Letters). 35:1837-1848
Autor:
Dian-zhong Li, Xiao-ping Ma
Publikováno v:
Journal of Iron and Steel Research International. 27:506-516
The evolution of microstructures during the solidification of 20SiMn steel was investigated. The dominant role of coalescence was revealed by analyzing the quenched microstructures and the solute distribution. In the parameter range investigated, inc
Autor:
Yan Peng, Mingyue Sun, Dian Zhong Li, Hu Liu, Luhan Hao, Wei Zhao, Ahmad Umar, Zhanhu Guo, Xiaojing Wang
Publikováno v:
Science of Advanced Materials. 10:1651-1657
Hydrogen is one of the most detrimental elements in steel, therefore it must be strictly controlled, especially in the ferritic steel SA508-3 used in nuclear power plant, due to its persistent exposure to irradiated environment. However, the tests of