Zobrazeno 1 - 10
of 82
pro vyhledávání: '"Hitoshi Taimatsu"'
Autor:
Takashi SEKINE, Akihiro NINO, Yasushi SUGAWARA, Shigeaki SUGIYAMA, Ken-ichi OHGUCHI, Hitoshi TAIMATSU
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 67:581-587
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 82:167-173
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 69:259-265
WC ceramics were sintered using a resistance-heated hot-pressing machine in the temperature range of 1600–1800 °C for TaC addition and at 1800 °C for TiC addition. Dense WC ceramics containing 0–2 mol% TaC at 1800 °C, 1–2 mol% TaC at 1700 °
Publikováno v:
Key Engineering Materials. 749:205-210
Powder mixtures of WC–(0–2 mol%) NbC and WC–1.5 mol% NbC–(0–5 mol%) C were sintered at 1800°C using a resistance-heated hot-pressing machine; dense WC–NbC and WC–1.5 mol% NbC–C ceramics were obtained. The relative X-ray diffraction (
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 64:35-39
Mo 2 C was added to WC–4.85 mol% SiC ceramics and sintered at 1600 °C using a resistance-heated hot-pressing machine. Dense ceramics containing 0–3 mol% Mo 2 C were obtained. The reaction products (W, Mo) 5 Si 3 and (W, Mo)Si 2 were produced dur
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 61:192-200
Si3N4-TaC and Si3N4-ZrC composite ceramics with sintering additives were consolidated in the sintering temperature range of 1500–1600 °C using a resistance-heated hot-pressing technique. The addition of 20–40 mol% carbide improved the sinterabil
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 63:912-917
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 52:203-208
Tantalum carbide (TaC) ceramics without sintering additives or transition metals were consolidated within a sintering temperature range of 1350–1900 °C using a resistance-heated hot-pressing technique. Dense TaC ceramics having relative density va
Publikováno v:
Key Engineering Materials. :33-38
WC–20 mol% SiC ceramics with added Cr3C2 were sintered at 1600°C with a resistance-heated hot-pressing machine. Dense WC–SiC ceramics containing 0.1–0.9 mol% Cr3C2 were obtained. Above 1.2 mol% Cr3C2, the relative density decreased with increa
Publikováno v:
International Journal of Refractory Metals and Hard Materials. 43:150-156
Cr3C2, NbC, or ZrC was added to WC–4.85 mol% SiC–1 mol% Mo2C ceramics and sintered at 1600 °C using a resistance-heated hot-pressing machine. Dense ceramics containing 0–0.3 mol% Cr3C2, 0–3 mol% NbC, and 0–10 mol% ZrC were obtained. An add