TOUGHNESS

作品数：409被引量：927H指数：12
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相关机构：四川大学华东理工大学浙江大学清华大学更多>>
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Role of retained austenite in advanced high-strength steel:ductility and toughness
《Journal of Iron and Steel Research International》2024年第9期2079-2089,共11页Vung Lam Nuam Hao Zhang Ying-chun Wang Zhi-ping Xiong 
supported by the National Natural Science Foundation of China(Nos.52271004 and 51901021).
Enhancing the ductility and toughness of advanced high-strength steels is essential for the wide range of promising applications.The retained austenite(RA)is a key phase due to the austenite-to-martensite transformati...
关键词：Retained austenite DUCTILITY TOUGHNESS TRIP effect STEEL 
Impact of Mo/Ni alloying on microstructural modulation and low-temperature toughness of high-strength low-alloy steel
《Journal of Iron and Steel Research International》2024年第7期1746-1762,共17页Wei Liu Hong-li Zhao Bing-xing Wang Yong Tian 
supported by the Project of Promoting Talents in Liaoning province (Grant No.XLYC2007036).
The high-strength low-alloy steel plates with varying Ni/Mo contents were manufactured using the thermos-mechanical control process.The investigation was conducted to explore the effect of Ni/Mo microalloying on micro...
关键词：High-strength low-alloy steel Microstructural regulation Ni addition Mo addition Crack propagation Low-temperature toughness 
Enhancement of low-temperature toughness of Fe-Mn-C-Al alloy by rare earth Ce-modified inclusions
《Journal of Iron and Steel Research International》2024年第1期157-173,共17页Guang-kai Yang Chang-ling Zhuang Yi-zhuang Li Chen Hu Shao-bo Li 
This work was supported by the National Natural Science Foundation of China(No.52164032);the Hong Kong Scholars Program(2021-077).
Fe-Mn-C-Al alloys have been recognized as promising materials for certain low-temperature applications due to their exceptional mechanical properties and cost-effectiveness.However,their limited low-temperature toughn...
关键词：Fe-Mn-C-Al alloy Rare earth Low-temperature toughness Inclusion Fracture 
Influence of notch volume on mechanical properties of a novel high-strength and high-toughness steel
《Journal of Iron and Steel Research International》2023年第12期2482-2493,共12页Zhi-gang Tao Ke Qin Shu-lin Ren Hao-tian Xu Man-chao He 
supports by the National Key Research and Development Program of China(Grant No.2016YFC0600901);the Fundamental Research Funds for the Central Universities(Grant No.2015QB02)are greatly acknowledged.
The effect of notch volume on the mechanical behavior of a novel high-strength and high-toughness steel with negative Poisson’s ratio effect(called NPR steel)was studied.First,the quasi-static tensile test of NPR ste...
关键词：High-strength and high-toughness steel Negative Poisson's ratio effect Tensile experiment Notch volume ratio Johnson-Cook constitutive model 
Strength-toughness improvement of 13Cr4NiMo martensitic stainless steel with thermal cyclic heat treatment被引量：3
《Journal of Iron and Steel Research International》2023年第8期1499-1510,共12页Jie Xiong Yao-lin Tong Jie-long Peng Sheng-hua Zhang 
supported by Specific Research Project of Guangxi for Research Bases and Talents(Grant No.GuiKe AD19245145);Natural Science Foundation of Guangxi Province(Grant No.2018GXNSFBA281106).
To improve the strength-toughness of 13Cr4NiMo martensitic stainless steel(13-4MSS),a thermal cyclic heat treatment(TCHT)combined with the advantage of tempering was proposed.The microstructures were characterized by ...
关键词：Strength-Toughness 13Cr4NiMo martensitic stainless steel Thermal cyclic heat treatment Grain refinement Reversed austenite 
Evaluation and improvement of pearlite microstructure and mechanical properties in 45Cr4NiMoV and 50Cr5NiMoV steels被引量：1
《Journal of Iron and Steel Research International》2022年第12期1995-2005,共11页Kai-quan Liu Xue-jiao Zhang Xiao-yang Song Lin Zhao Lin Zhu 
This work was financially supported by the Major Science and Technology Program of Heilongjiang Province(Grant No.2019ZX10A02).
The microstructure and mechanical properties of pearlite in 45Cr4NiMoV and 50Cr5NiMoV steels were studied and compared.The microstructural characteristics of pearlite of two steels were carefully examined by optical m...
关键词：Microstructure CARBIDE Back-up roll Mechanical property TOUGHNESS SPHEROIDIZATION 
Effect of annealing and cooling rate on toughness of G115 heat-resistant steels被引量：2
《Journal of Iron and Steel Research International》2022年第8期1245-1256,共12页Zhen Liu Li Gong Chi Zhang Zheng-dong Liu Zheng-zong Chen Yun-he Yu 
supported by the National Natural Science Foundation of China(Grant No.5177io97);the China Postdoctoral Science,Foundation,(Grant_No.035-043201106);the_Tsinghua University Initiative_Scientific Research Program,and the Science Challenge Project(Grant No.TZ2018004).
The effects of annealing before normalizing and different cooling ways, i.e., air cooling, quenching, and water mist cooling after normalizing on the toughness of G115 steels were investigated. The impact tests showed...
关键词：G115 steel ANNEALING M_(23)C_(6)particle Dislocation density TOUGHNESS 
Relationship between crystallographic structure of complex inclusions MgAl_(2)O_(4)/Ti2O_(3)/MnS and improved toughness of heat-affected zone in shipbuilding steel被引量：2
《Journal of Iron and Steel Research International》2022年第8期1277-1290,共14页Yan Wang Li-guang Zhu Jin-xia Huo Qing-jun Zhang Yao-guang Wu Wei Chen Shuo-ming Wang 
support from the National Natural Science Foundation of China(Nos.52004094 and 51874137);the Hebei Province Natural Science Fund Project(E2021209037.E2020209044,_and E2020209036);Fundamental Innovation Team of High Quality Clean Stcel in Tangshan_fromTangshan Scienceand Technology Bureau(21130209D).
In accordance with the minimum degree of disregistry mechanism in oxide metallurgy, the intragranular acicular ferrite (IAF) generated by microalloying elements in austenite was studied. Herein, the effect of Mg treat...
关键词：High heat input welding Mg treatment Disregistry mechanism Heat-affected zone 
Strength, strain capacity and toughness of five dual-phase pipeline steels被引量：1
《Journal of Iron and Steel Research International》2021年第6期752-761,共10页Yi Ren Xian-bo Shi Zhen-guo Yang Yi-yin Shan Wei Ye Gui-xi Cai Ke Yang 
financially supported by the National Key Research and Development Program of China(Grant Nos.2017YFB0304901,2018YFC0310302 and 2018YFC0310304);State Key Laboratory of Metal Material for Marine Equipment and Application Funding(Grant No.SKLMEA-K201901);the Doctoral Scientific Research Foundation of Liaoning Province(Grant No.20180540083).
The effect of microstructures on strength,strain capacity and low temperature toughness of a micro-alloyed pipeline steel was elucidated.Five various dual-phase microstructures,namely,acicular ferrite and a small amou...
关键词：Pipeline steel Dual-phase microstructure STRENGTH Strain capacity TOUGHNESS 
Strengthening and toughening mechanism of a Cu-bearing high-strength low-alloy steel with refined tempered martensite/bainite(M/B)matrix and minor inter-critical ferrite被引量：6
《Journal of Iron and Steel Research International》2021年第4期464-478,共15页Fei Zhu Feng Chai Xiao-bing Luo Zheng-yan Zhang Cai-fu Yang 
National Key Research and Development Program of China(No.2017YFB0304501).
The microstructure–mechanical property relationship of a Cu-bearing low-carbon high-strength low-alloy steel,subjected to a novel multistage heat treatment including quenching(Q),lamellarization(L)and tempering(T),is...
关键词：High-strength low-alloy steel Multistage heat treatment Low-temperature toughness Strengthening mechanism Grain refinement Crack propagation 
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