Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Takashi Enjoji"'
Publikováno v:
Materials Science Forum. :3056-3061
Pseudoelastic behaviors were observed in compressive and tensile loading-unloading tests at room temperature. The large anelastic strains were observed in compressive stress-strain hysteresis loops. The fatigue limit of axial load-controlled fatigue
Publikováno v:
Materials Science Forum. :2109-2114
To clarify the influence of internal pulsed current upon the sintering behavior of powder materials during spark plasma sintering processing, simultaneous measurement of internal current using magnetic probe was carried out. Magnetic probe is install
Effect of Internal Current for the Structure Formation of Specimen in Spark Plasma Sintering Process
Autor:
Yuji Kawakami, Yasunori Ohtsu, Masakazu Kawahara, Takashi Enjoji, Tatsuya Misawa, Noboru Shikatani
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 56:744-751
Autor:
Shigeki Morita, Takashi Enjoji, Nobuyoshi Ohno, Shingo Tanaka, Masafumi Nakahara, Yuji Kawakami
Publikováno v:
Journal of Japan Institute of Light Metals. 59:548-554
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 55:239-243
In order to improve wear properties of austenite stainless steel, we applied powder composite process to obtain thick hard layer on stainless steel. The raw alloy powder was prepared by planetary ball milled tungsten carbide (WC) powder and SUS316L s
Publikováno v:
Solid State Phenomena. 127:179-184
In this investigation, functionally graded technique has been applied to prepare tungsten Carbide alloys (WC-Co alloys)-austenitic stainless steel to improve corrosion and wear resistance and reduce their fabrication costs. Two types of specimens wer
Publikováno v:
Materials Science Forum. :1573-1576
Austenitic stainless steel has been used as a corrosion resistance material in tough corrosive circumstance. However, austenitic stainless steel has poor wear resistance property due to its low hardness. Tungsten Carbide alloys (WC) are widely used a
Publikováno v:
Journal of the Japan Institute of Metals. 71:195-198
In this paper, we describe an experimental study of pulsed current sintered binderless tungsten carbide hard metal. The binderless tungsten carbide is expected to be a highly precious mold material used under high temperature and harsh conditions. Lo
In Situ Observations of Sintering Process during Pulsed Current Sintering of Al2O3, ZnO and WC Alloy
Autor:
Yuji Kawakami, Masaaki Otsu, Kazuki Takashima, Tatsuya Misawa, Fujio Tamai, Noboru Shikatani, Takashi Enjoji
Publikováno v:
Materials Science Forum. :541-544
Pulsed Current Sintering (PCS) process possesses some problems that need to be resolved. We, therefore aims at understanding phenomena of PCS process by presenting some basic data on in situ sintering behavior of PCS. In order to observe in situ sint
Autor:
Takashi Enjoji, Tatsuya Misawa, Yasunori Ohtsu, Noboru Shikatani, Yuji Kawakami, Hiroharu Fujita
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 53:830-835
The influence of the internal current for the ZnO ceramics on the sintering behavior by pulse current sintering (PCS) method was investigated. The electric resistance of the sintering ZnO ceramics drastically decreases by the addition of the small Al