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The Influence of Method of Carburizing and Nitrocarburizing on the Microstructure and Properties of Tool Steels Natalia Kucharieva1,Jan Senatorski2,Aleksander Nakonieczny2,Tomasz Babul2 (1.Belorussian National Technical University, Minsk, Belorus;2.Institute of Precision Mechanics, Warsaw, Poland) 摘要:The paper presents the results of wear and metallography tests of tool steel grades: ASTM A681......
FLOW STRESS MODEL FOR HARD MACHINING OF AISI H13 WORK TOOL STEEL J. Hua1,H. Yan2,R. Shivpuri1 (1.The Ohio State University, Columbus, OH 43210, USA;2.School of Mechanical-Electrical Engineering... hardness, temperature, strain and strain rate on flow stress. AISI H13 work tool steel was chosen to verify this methodology. The proposed flow stress model demonstrates a good agreement with data collected......
航空物探作业风险评价新方法杨波1,2,王勇刚1,21. 核工业航测遥感中心摘 要:本文探讨了航空物探飞行作业的安全问题,提出使用Discover Profile Analysis对测区,飞行器进行预评价的一种新方法,希望在安全,经济,实用中找到平衡点.关键词:航空物探;飞行器;安全评价;STRM;ASTGTM;Discover Profile Analysis;......
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Study on Interface Structure and Bond Properties between Cemented Carbide and Tool Steel Blazing with amorphous alloy XU Jin-fu1,BAO Ming-dong2,ZOU Gui-sheng3,Xu Xue-bo1,Huang Geng-hua3 (1.Research... of Mechanical Engineering, Tsinghua University, Beijing 100084 China) 摘要:Cemented Carbide YG11C and Tool Steel Crl2MoV was blazed with Ni-base amorphous alloys, QG-1011,MBF-20 and MBF-75, using dynamics......
Effective tool design of three-rank form as precision removal-process of ITO thin-films Pai-shan PA Digital Content Design, Graduate School of Toy and Game Design, National Taipei...; Abstract: A new effective tool design of three-rank form of electroremoval was present using a precision recycle system offering......
flow around the tool pin due to the heat generated by the friction and stirring action. FSW joints are prone to defects like pin hole, tunnel, cavity, kissing bond, cracks etc due to insufficient... in the weld zone is influenced by the extrusion process, where the applied axial force and the motion of the tool pin propel the material after it has undergone the plastic deformation. The shoulder force......
Strengthening and Toughening Effect of Yttrium on Al2O3/TiCN Ceramic Tool Material HUANG Chuan-zhen1,DENG Jian-xin1,XU Chong-hai2,AI Xing1 (1.Department of Mechanical Engineering, Shandong... of yttrium on an advanced Al2O3/TiCN ceramic tool material was studied by means of SEM, TEM and energy spectrum analysis. Results showed that yttrium can react with the impurity elements such as W, Fe, Cr......
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Influence of Pin Offset on Microstructure and Mechanical Properties of Friction Stir Welded Mg/Ti Dissimilar AlloysQi Song,Zhong-Wei Ma,Shu-De Ji,Qing-Hua Li,Liu-Fang Wang,Rui LiSchool of Aerospace Engineering,Shenyang Aerospace University摘 要:The influences of pin offset on the formation, microstructure and mechanical properties of friction stir welded......