POWDER_METALLURGY

作品数：339被引量：935H指数：12
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Microstructure and microtexture evolution characteristics of a powder metallurgy Ni-based superalloy during static recrystallization
《Journal of Iron and Steel Research International》2024年第9期2308-2325,共18页Zhi-qiang Li De-cheng Wang Yue-wen Zhai Chao Jiang Le-yu Zhou Zhi-guang Zhou Hui-zhen Wang Zi-bo Zhang Lin Yan Li-ping Wang Guang Yu 
supported by the technology development fund of Beijing Research Institute of Mechanical&Electrical Technology Co.,Ltd.,CAM,Construction of Innovation Leading Talents and Innovation Team of China Academy of Machinery Science and Technology Group:Vacuum forming technology and equipment innovation team.
Static recrystallization(SRX)characteristics of a powder metallurgy superalloy were investigated by isothermal compression at 1080–1170℃ under strain rates of 0.01–0.1 s^(−1),strains of 0.1,0.22,or 0.5,and holding ...
关键词：Powder metallurgy Ni-based superalloy Static recrystallization Microtexture evolution Recrystallization mechanism Prediction model 
Microstructure evolution and performance improvement of powder metallurgy stainless steel with P addition
《Journal of Iron and Steel Research International》2023年第10期2055-2066,共12页Qian Qin Dao-qing Zhang Fang Yang Cun-guang Chen Jun-jie Hao Zhi-meng Guo 
This work was supported by the National Natural Science Foundation of China(Nos.U21A200305 and 51925401);the Research Project on Characteristic Innovation of University Teachers in Foshan City(No.2021XJZZ07);the Scientific and Technological Innovation Foundation of Foshan,USTB(No.BK21BE001).
P-containing 316L stainless steel was prepared by powder metallurgy technology using gas atomized alloy powder and phosphorus-iron alloy powder as raw materials.P addition was beneficial to sintering densification.Wit...
关键词：PHOSPHORUS Stainless steel Powder metallurgy Precipitate phase Performance 
Cellular automata simulation of grain growth of powder metallurgy Ni-based superalloy
《Journal of Iron and Steel Research International》2023年第4期838-848,共11页Yi-ling Jiang Sha-sha Liu Rong-gui Lu Xu Cheng Jia Li Yang Chen Gao-feng Tian 
National Major Science and Technology Project(2017-VI-0009-0079);Basic and Applied Basic Research Foundation of Guangdong Province(2020B0301030001).
Primary γ'phase instead of carbides and borides plays an important role in suppressing grain growth during solution at 1433 K of Ni-based FGH98 superalloys.Results illustrate that as-fabricated FGH98 superalloy has e...
关键词：Grain growth Cellular automata Ni-based FGH98 SUPERALLOY PRIMARY γ'phase Microstructure 
Evolution of grain size and grain shape during thermomechanical processing in a powder metallurgical nickel-based superalloy被引量：2
《Journal of Iron and Steel Research International》2022年第2期350-358,共9页Yan-hui Liu Zhao-zhao Liu Miao Wang 
This work received financial support of the National Natural Science Foundation of China(Grant No.51805308);the China Postdoctoral Science Foundation(Grant No.2018M631189);the Natural Science Foundation of Shaanxi Province(No.2019JQ-303);the Wenzhou Municipal Science and Technology Foundation(No.G20180032).
With a strain rate range of 0.01–10 s^(−1) and a deformation temperature range of 1110–1200℃,the isothermal compression test was performed on one powder metallurgy superalloy which is macroscopic segregation free.U...
关键词：Powder metallurgy nickel-based superalloy Isothermal compression Grain size Grain shape calculation method Electron backscatter diffraction Grain shape aspect ratio 
Effect of furnace atmosphere on sintering process of chromium-containing steel via powder metallurgy被引量：1
《Journal of Iron and Steel Research International》2021年第7期889-900,共12页Zhao-qiang Tan Ulf EngstrÖm Kun Li Yong Liu 
Hoganiis China sintering hub.
During a powder metallurgy process such as sintering,the primary role played by the atmosphere in furnace is to prevent an excessive oxidation of powder compacts in case of the formation of oxides as residuals on powd...
关键词：Powder metallurgy steel Sintering atmosphere Carbon potential Oxygen partial pressure Chromium alloy 
New insight into fabrication of shaped Mg-X alloy foams with cellular structure via a gas release reaction powder metallurgy route被引量：1
《Journal of Iron and Steel Research International》2021年第2期125-132,共8页H.Wang D.F.Zhu Y.Wu X.J.Liu S.H.Jiang T.G.Nieh Z.P.Lu 
supported by National Natural Science Foundation of China(No.51971017);Science Funds for Creative Research Groups of China(51921001);Program for Changjiang Scholars and Innovative Research Team in University of China(IRT_14R05);Projects of SKLAMM-USTB(2018Z-19);the financial support from the Fundamental Research Funds for the Central Universities of China(No.FRF-TP-18-004C1).
Shaped Mg alloy foams with closed-cell structure are highly interested for a great potential to be utilized in the fields where weight reduction is urgently required.A powder metallurgical method,namely gas release re...
关键词：Mg-X alloy foam FABRICATION Gas release reaction Cellular structure Sintering Powder metallurgy 
Mechanical and tribological properties of graphene nanoplatelets-reinforced titanium composites fabricated by powder metallurgy被引量：3
《Journal of Iron and Steel Research International》2020年第11期1357-1362,共6页Zhen Cao Jiong-li Li Hai-ping Zhang Wen-bo Li Xu-dong Wang 
National Natural Science Foundation of China(51802296);Beijing Municipal Science and Technology Commission(Z171100002017016,Z191100005619006).
Titanium matrix composite reinforced by graphene nanoplatelets(GNPs)was fabricated via powder metallurgy route.Hot isostatic pressing and hot extrusion were used to consolidate the mixed powder of GNPs and TC4 titaniu...
关键词：Titanium matrix composite GRAPHENE Mechanical testing Tribological property Powder metallurgy 
Effect of Additive Cu-10Sn on Sintering Behavior and Wear Resistance of 316L Stainless Steel被引量：1
《Journal of Iron and Steel Research International》2013年第7期84-88,共5页YANG Xia BAI Ying-long XU Meng GUO Shi-ju 
Austenitic 316L stainless steel has good corrosion resistance l however, the relative softness often limits its application. Severe adhesive wear often occurs between the 316L stainless steel and the metal counterpart...
关键词：stainless steel powder metallurgy wear resistance  sliding wear sintering behavior 
Workability Studies in Forming of Sintered Fe-0.35CPowder Metallurgy Preform During Cold Upsetting
《Journal of Iron and Steel Research International》2011年第12期71-78,共8页S Narayan A Rajeshkannan 
An experimental investigation on the workability behaviour of sintered Fe-0.35C steel preforms under cold upsetting,have been studied in order to understand the influence of aspect ratio and lubrication condition on t...
关键词：powder metallurgy failure analysis plastic behaviour WORKABILITY 
Thermomechanical Fatigue Behavior of Powder Metallurgical Nickel Based Superalloy FGH96被引量：1
《Journal of Iron and Steel Research International》2010年第6期74-79,共6页GU Yu-li TAO Chun-hu HE Yu-huai 
Item Sponsored by National Science and Technology Pillar Programin the 11th Five-Year Plan of China (2006225)
The fracture behavior of the thermomechanical fatigue （TMF） of the powder metallurgical nickel based superalloy FGH96 was investigated under in-phase （IP） and out-of-phase （OP） loadings in the temperature range ...
关键词：nickel based superalloy powder metallurgy thermomechanical fatigue γ′ size DISLOCATION 
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