共搜索到17312条信息,每页显示10条信息,共1732页。用时:0小时0分0秒301毫秒
Parameters Optimization of Low Carbon Low Alloy Steel Annealing ProcessMaoyu ZHAO1,2,Qianwang CHEN11. School of Chemistry and Materials Science, University of Science and Technology of China2... of material. Low carbon low alloy steel (20CrMnTi) was heated for various durations near Ac temperature to obtain fine pearlite and ferrite grains. Annealing temperature and time were used as independent......
Laser transformation hardening on rod-shaped carbon steel by Gaussian beam Jong-Do KIM1, Myeong-Hoon LEE1, Su-Jin LEE2, Woon-Ju KANG2 1. Division of Marine System Engineering, College... transformation hardening(LTH) is one of the laser surface modification processes. The surface hardening of rod-shaped carbon steel (SM45C) was performed by lathe-based laser composite processor......
Thermodynamics of Modifying Effect of Rare Earth Oxide on Inclusions in Hardfaci ng Metal of Medium-High Carbon Steel 姚枚1,李艳丽1,赵研辉1,杨庆祥1 (1.College of Materials Science and Engineering, Yanshan Universi ty, Qinhuangdao 066004, China) Abstract:The modifying effect of rare earth (RE) oxide on inclusions in hardfacing metals of medium-high carbon steel was investigated by means of thermodynamics......
......
compositions were determined for commercial production of TRIP steels. Key words:carbon content; silicon content; manganese content; retainedaustenite; TRIP steel; [全文内容正在添加中] ...EFFECT OF CHEMICAL COMPOSITION ON RETAINED AUSTENITE IN TRIP STEEL C.Y.Li1,G.L.Yuan1,Q.F.Wang1,Y.Chen2,X.Y.Li3,X.Chen2,Y.X.Wang3 (1.Technical Center of Wuhan Iron and Steel Co., Wuhan 430080, China......
at the onset of solidification are observed in the experiment.This result suggests that TiN nucleated on Ti2O3 is an effective inoculant for δ-ferrite during solidification in low carbon steel.关键...Roles of titanium-rich precipitates as inoculants during solidification in low carbon steelMing-lin Wang1,2),Guo-guang Cheng3),Sheng-tao Qiu1,2),Pei Zhao1),and Yong Gan1) 1) The State Key Laboratory......
Microstructure evolution and precipitation behavior of low carbon steel hot strips produced by CSPYonglin Kang, Kelu Wang, Hao Yu, Jie Fu, Delu Liu, Zhongbing Wang, Xuewen ChenMaterials Science..., ChinaGuangzhou Zhujiang Steel Co. Ltd., Guangzhou 510620, China摘 要:<正> The microstructures of low carbon steel before, during and after rolling......
Study on temper-rapid cooling process of low carbon steel produced by CSPHuajie Wu, Yangchun Liu, and Jie Fu Metallurgical and Ecological Engineering School, University of Science and Technology Beijing, Beijing 100083, China摘 要:On the basis of the effect of carbon precipitation on the microstructure and properties of steel products below A1 temperature......
of carbide-free bainite steel as railway wheel materials was investigated. The low-medium carbon Si-Mn-Mo-V steel was designed to make railway wheels by forging and rolling. The slack quenching...Microstructure and mechanical properties of railway wheels manufactured with low-medium carbon Si-Mn-Mo-V steelMingru Zhang1,2) and Haicheng Gu1) 1) State Key Laboratory for Mechanical Behavior......
Article ID: 1003-6326(2005)02-0314-05 Preparation and properties of Cu matrix composite reinforced by carbon nanotubes CHEN Xiao-hua(陈小华)1, 2, LI Wen-hua(李文华)2, CHEN Chuan-sheng(陈传盛)2, XU Long... Science and Engineering, Hunan University, Changsha 410082, China) Abstract: Cu matrix composites reinforced by carbon nanotubes(CNTs) were prepared. The effect of carbon nanotubes on mechanical......