共搜索到15447条信息，每页显示10条信息，共1545页。用时：0小时0分0秒359毫秒
Effect of post-weld heat treatment on microstructure and properties of Ti-23Al-17Nb alloy laser beam welding joints WANG Guo-qing(王国庆), WU Ai-ping(吴爱萍), ZHAO Yue(赵 玥), ZOU Gui-sheng(邹贵生), CHEN... treatment improves the ductility of the joint at high temperature. Key words: Ti-23Al-17Nb; Ti3Al-based alloy; laser beam welding; post-weld heat treatment; mechanical properties ......
Welding Production Technology,Harbin Institute of Technology,Harbin 150001,China摘 要:The effect of post-weld heat treatment on the microstructure... of interphase α2 and B2 after post-weld heat treatment of 1000 ℃/2 h.The mechanism of the post-weld heat treatment makes the hardness distribution of joints homogeneous,but makes the whole joint somehow......
Cracking Susceptibility After Post-Weld Heat Treatment in Haynes 282 Nickel Based SuperalloyL.O.Osoba1,A.K.Khan2,S.O.Adeosun11. Department of Metallurgical and Materials Engineering,University of Lagos2. Department of Mechanical and Manufacturing Engineering,University of Manitoba摘 要:This paper presents a study of the standard post-weld heat treatment......
Effect of Post-weld Heat Treatment on Mechanical Characteristics of AZ31 Magnesium Alloy Welded Joints闫志峰1,2,张红霞1,2,DUAN Jinwen1,LIU Fei1,WANG Guilei11. College of Materials Science and Engineering... thick commercial extruded AZ31 B magnesium alloy plates. We investigated the effect of post-weld heat treatment(PWHT) on the microstructure, mechanical properties and precipitated phase of the weld......
Effects of Post-Weld Heat Treatment on Microstructure and Mechanical Properties of Al-12.7Si-0.7Mg Alloy Welded Joints by GMAWDong Wang,Changshu He,Hao Wang,Xiang Zhao,Liang ZuoKey Laboratory... were used to fabricate the joints welded by gas metal arc welding.Effects of the post-weld heat treatment include solid solution treatment,water quenching,and artificial aging treatment......
Effect of Post-weld Heat Treatment on Microstructure and Mechanical Properties of Friction Stir Welded SSM7075 Aluminium AlloyPRAPAS Muangjunburee1,JENNARONG Naktewan1,WORAPHOT Prachasaree21... of strengthening alloys and other defects in the fusion zone. Friction stir welding(FSW) can be deployed successfully with aluminium alloys. We presented the effect of post-weld heat treatment(PWHT......
and post-weld heat treatment (PWHT) states were investigated. The martensitic transformation occurred and brittle TiC phase formed near the interface due to C agglomeration, which degraded the joint...; dissimilar metal joining; friction welding; post-weld heat treatment 1 Introduction TiAl-based alloys are considered to be ideal high-temperature materials widely used in spacecraft, aircraft, shipbuilding......
Effects of Post-weld Heat Treatment on Microstructure, Mechanical Properties and the Role of Weld Reinforcement in 2219 Aluminum Alloy TIG-Welded JointsDeng-Kui Zhang1,Guo-Qing Wang2,Ai-Ping... erent welding heat cycles and the resulting evolution of second phases. After the post-weld heat treatment, both the amount and the size of the eutectic structure or θ phases decreased......
Effect of Post-weld Heat Treatment on the Microstructure and Corrosion Resistance of Deposited Metal of a HighChromium Nickel-Based AlloyXin-Jie Di1,Xiao-Qian Liu1,Cui-Xin Chen2,Bao-Sen Wang3,Xiao...) of a high-chromium nickel-based alloy was investigated after the post-weld heat treatment(PWHT) at 650,750,850,and 950 ℃,respectively.With the increase in temperature,the morphology of the Cr23C6......
Effect of Post-weld Heat Treatment on Properties of Friction Welded Joint Between TC4 Titanium Alloy and 40Cr Steel RodsHonggang Dong1,2,Lianzhen Yu1,Dewei Deng1,Wenlong Zhou1,Chuang Dong31. School... with friction welding, and the effect of post-weld heat treatment(PWHT) on the microstructure and mechanical properties of the resultant joints was investigated. The average tensile strength......
