PRECIPITATE

作品数：349被引量：1005H指数：12
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Evolution of microstructure in reheated coarse-grained zone of G115 novel martensitic heat-resistant steel
《Journal of Iron and Steel Research International》2022年第2期327-338,共12页Zhong-yi Chen Zheng-zong Chen Dong-xu Kou Yong-qing Li Yong-lin Ma Yi-ming Li 
We would like to acknowledge the support of National Key R&D Program of China(No.2017YFB0305202);Inner Mongolia Natural Science Foundation(No.2016MS0510);Inner Mongolia Natural Science Foundation(No.2020MS05046).
Based on the thermal simulation method,a systematical analysis was conducted on the effect of welding peak temperature and the cooling time that takes place from 800 to 500℃ on microstructure,precipitates,substructur...
关键词：Heat-resistant steel G115 steel Reheated coarse-grained heat-affected zone Microstructure evolution PRECIPITATE 
Precipitation strengthening of nano-scale TiC in a duplex low-density steel under near-rapid solidification被引量：2
《Journal of Iron and Steel Research International》2021年第9期1141-1148,共8页Jian-lei Zhang Cong-hui Hu Yu-xiang Liu Yang Yang Gang Ji Chang-jiang Song Qi-jie Zhai 
the National Natural Science Foundation of China(No.51974184);National MCF Energy R&D Program of China(No.2018YFE0306102);Independent Research Project of State Key Laboratory of Advanced Special Steel and Shanghai Key Laboratory of Advanced Ferrometallurgy,Shanghai University.
Precipitation strengthening of nano-scale TiC is a promising method to improve mechanical properties of Fe–16Mn–9Al–0.8C (wt.%) low-density steel. This work attempted to introduce nano-scale TiC precipitates by add...
关键词：Precipitation strengthening Nano-scale TiC precipitate Low-density steel Yield strength Strain hardening 
High-resolution Transmission Electron Microscopy Characterization of the Structure of Cu Precipitate in a Thermal-aged Multicomponent Steel被引量：1
《Chinese Journal of Mechanical Engineering》2019年第5期117-124,共8页Lizhan Han Qingdong Liu Jianfeng Gu 
Supported by Startup Fund for Youngman Research at SJTU(SFYR at SJTU);National Basic Research Program of China(Grant No.2011CB012904);China Postdoctoral Science Foundation(Grant No.2013M541517)
High-dispersed nanoscale Cu precipitates often contribute to extremely high strength due to precipitation hardening,and whereas usually lead to degraded toughness for especially ferritic steels.Hence,it is important t...
关键词：CU PRECIPITATE High-resolution transmission electron microscopy THERMAL aging HIGH-STRENGTH low-alloy STEEL 
Influence of Nb Content on Microstructure and Mechanical Properties of a 7%Ni Steel被引量：2
《Acta Metallurgica Sinica(English Letters)》2018年第9期975-982,共8页Hong-Wei Cao Xing-Hong Luo Guo-Feng Zhan Shi Liu 
financially supported by Wuhan Iron&Steel Co.,Ltd.
The influence of Nb content on the microstructure and cryogenic mechanical properties of a 7%Ni steel was investigated within the Nb content range from 0 to 0.05%. The microstructure was characterized by optical micro...
关键词：7%Ni steel Nb content Niobium precipitate Reversed austenite Cryogenic mechanical properties 
Analysis on mechanical properties of nickel-iron steel after post-weld heat treatment
《Baosteel Technical Research》2013年第3期19-22,共4页WANG Baosen XU Ke MA Tianjun ZHU Shuangchun 
X-ray diffraction was utilized to measure the residual stress of 45 mm UNS N08810 plates after post-weld heat treatment at temperatures of 680℃ and 900℃, which showed reductions of 86.9% and 71.6% in the residual st...
关键词：nickel-iron alloy post-weld heat treatment weld residual stress PRECIPITATE 
Corner crack mechanism of boron-containing LCAK steel slabs
《Baosteel Technical Research》2012年第3期3-7,共5页ZHENG Qing SHI Chunyue RUAN Xiaoming 
At Baoshan Iron ＆ Steel Co., Ltd., comer cracks of boron containing LCAK steel slabs had caused remarkable quality loss and mass flow disorder. With the help of fractography and thermodynamics analysis, the embrittle...
关键词：comer crack of slabs inclusion/precipitate boron-containing LCAK STEEL 
ATOMIC DIFFUSION CONTROL DURING TEMPERING OF STEEL 20Cr11MoVNbNB
《Acta Metallurgica Sinica(English Letters)》1993年第5期304-308,共5页FU Changpu HAN Yong Shaanxi Mechanical Engineering Institute,Xi’an,China FU Changpu,associate professor,Department of Materials Engineering,Shaanxi Mechanical Engineering Institute,Xi’an 710048,China 
Studies were made of the effect of tempering at temperatures from 25 to 750℃ for 0.5 to 100 h on changes of hardness,precipitated phase and its alloying element content as well as activation energy of tempering for q...
关键词：steel 20Cr11MoVNbNB TEMPERING PRECIPITATE activation energy 
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