Wear resistance of cast dental Ti-Fe alloys

被引:2
作者
Yamaguchi, Hirofumi [1 ,2 ]
Takahashi, Masatoshi [2 ]
Sasaki, Keiichi [1 ]
Takada, Yukyo [2 ]
机构
[1] Tohoku Univ, Div Adv Prosthet Dent, Grad Sch Dent, Aoba Ku, 4-1 Seiryo Machi, Sendai, Miyagi 9808575, Japan
[2] Tohoku Univ, Div Dent Biomat, Grad Sch Dent, Aoba Ku, 4-1 Seiryo Machi, Sendai, Miyagi 9808575, Japan
关键词
Ti-Fe alloy; Wear resistance; Mechanical property; Alloy phase; Titanium alloy; MECHANICAL-PROPERTIES; ABRASIVE WEAR; TI-6AL-4V ALLOY; TITANIUM; MICROSTRUCTURE; DISCHARGE; FILM;
D O I
10.4012/dmj.2019-336
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
Binary Ti-Fe alloys with 5-25 mass% Fe were prepared, and subjected to reciprocating wear test. The aim of this study was to investigate the relationship between mechanical properties and the wear resistance of titanium and Ti-Fe alloys. The dimensions (length, width and depth) of wear marks on Ti-Fe alloys were less than those observed on pure Ti specimen. Wear resistance of Ti-Fe alloys was better than that of pure titanium. It was established that hardness was the main factor that influenced wear resistance of Ti-Fe alloys. Single 13 Ti-Fe alloys showed better wear resistance than alpha+beta Ti-Fe alloys. Increase in concentration of Fe in the beta phase of Ti-Fe alloys leads to improved wear resistance of the alloy. Ti-Fe alloys with 11-15 mass% Fe form ideal candidates for fabrication of dental titanium alloys with excellent wear resistance.
引用
收藏
页码:68 / 73
页数:6
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