{"title":"Effects of Silicon and Chromium on High Temperature Oxidation Characteristics of Austenitic Spheroidal Graphite Cast Iron","authors":"Takumi Hareyama, Toru Yamada, H. Maki","doi":"10.11279/JFES.79.179","DOIUrl":"https://doi.org/10.11279/JFES.79.179","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"104 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117176512","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effects of Bonding Conditions on Friction Welding Characteristics of Spheroidal Graphite Cast Iron to Austenitic Stainless Steel","authors":"Takumi Hareyama, J. Sakamoto, H. Horie","doi":"10.11279/JFES.79.174","DOIUrl":"https://doi.org/10.11279/JFES.79.174","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"338 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122268857","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yasuhira Hoshiyama, Y. Shiraishi, Y. Ueda, Zenshiro Okamoto, H. Matsumoto, H. Miyake
{"title":"Wear and Fatigue of Plasma Carburized Vanadium Carbide Stainless Cast Irons","authors":"Yasuhira Hoshiyama, Y. Shiraishi, Y. Ueda, Zenshiro Okamoto, H. Matsumoto, H. Miyake","doi":"10.11279/JFES.79.167","DOIUrl":"https://doi.org/10.11279/JFES.79.167","url":null,"abstract":"Evaluation of vanadium carbide stainless cast iron (vanadium carbide cast iron), treated by plasma carburizing, was performed through the examination of wear and rotation bending fatigue. Difference in the form of the primary vanadium carbide (VC) in the matrix affected the wear and rotation bending fatigue properties. The as-cast spheroidal vanadium carbide cast iron has high wear resistance and low rotation bending fatigue resistance in comparison of the as-cast dendritic VC cast iron. The 3-10 μm deep layers that were formed by plasma carburizing at various treatment times and temperatures on the vanadium carbide cast irons containing spheroidal or dendritic VC were composed of iron, chromium and vanadium carbides, and were responsible for hardening the vanadium carbide cast iron. The difference between the wear resistance of as-cast spheroidal VC cast iron and that of as-cast dendritic VC cast iron remained unaltered by plasma carburizing, and wear resistance of the plasma carburized materials increased compared with the untreated material . Plasma carburizing leads to the decrease of the rotation bending fatigue resistance of vanadium carbide cast irons, regardless of the difference in the form of the primary vanadium carbide. Fatigue crack initiated near the boundary between the plasma carburized case and core material.","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"25 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125016983","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
J. Yaokawa, D. Miura, K. Oikawa, K. Anzai, Youji Yamada, H. Yoshii
{"title":"Bending Strength of Salt Core Comprised of KCl-NaCl-Na2CO3-K2CO3 Systems","authors":"J. Yaokawa, D. Miura, K. Oikawa, K. Anzai, Youji Yamada, H. Yoshii","doi":"10.11279/JFES.79.184","DOIUrl":"https://doi.org/10.11279/JFES.79.184","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"39 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129408445","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Microstructure and Mechanical Properties of Pipe Shaped Spheroidal Graphite Cast Iron Bonded by Friction Welding Method","authors":"Takumi Hareyama, T. Nitta, H. Horie","doi":"10.11279/JFES.79.146","DOIUrl":"https://doi.org/10.11279/JFES.79.146","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"79 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131159323","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Influence of Melting Conditions on Morphology of Vanadium-Carbide in Stainless Spheroidal Carbide Cast Iron","authors":"S. Nishiuchi, Tadashi Kitsudō, H. Matsumoto","doi":"10.11279/JFES.79.133","DOIUrl":"https://doi.org/10.11279/JFES.79.133","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"76 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132160187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Semi-solid Metal Flow Through Solid Network and Evaluation of Permeability for Aluminum and Zinc Alloys","authors":"Nakornriab Nicom, H. Nomura, Kohei Yoshitaka","doi":"10.11279/JFES.79.139","DOIUrl":"https://doi.org/10.11279/JFES.79.139","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"76 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125876371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Microstructure Change of Decarburized Spheroidal Graphite Cast Iron during Cooling","authors":"T. Ōwadano, K. Kishitake, Ryo Ninomiya","doi":"10.11279/JFES.79.127","DOIUrl":"https://doi.org/10.11279/JFES.79.127","url":null,"abstract":"Microstructure of decarburized spheroidal graphite cast iron is affected by the temperature and time of decarburization, as well as by cooling rate thereafter. To make clear these decarburizing conditions, experiments and numerical simulation were carried out . The isothermal growth rate of decarburized layer obtained experimentally is in good coincidence with that calculated formerly. Precipitations of ferrite and carbon take place beside decarburization during cooling. On further cooling below eutectoid temperature, ferritization proceeds in hyper-eutectoid zone of decarburized layer as well as non-decarburized part, while ferrite-pearlite mixed structure is formed in hypo-eutectoid zone. The latter striking structure interposed by ferritic matrix zones is called “pearlite band'¥Numerical simulation shows that pearlite band is likely to be formed when the product of the initial decarburized depth by the square root of cooling rate is larger than about 0.01 cm' CK/s) 1/2 for cooling from 1273 K, and 0.006 cm' CK/s) 1/2 for cooling from 1173 K.","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123358687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Preparation of Aluminum Alloy Semi-Solid Slurry with Ultrasound Radiation","authors":"Yoshihito Kinoshita, Yoshiki Tunekawa, M. Okumiya","doi":"10.11279/JFES.79.95","DOIUrl":"https://doi.org/10.11279/JFES.79.95","url":null,"abstract":"","PeriodicalId":190136,"journal":{"name":"Journal of Japan Foundry Engineering Society","volume":"13 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133284390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}