Alloy steel with strength and toughness used for machine structural parts. Chromium steel has 0.1-0.5% carbon and small amounts of chromium (0.9-1.2%) added, nickel-chromium steel has chromium (0.5-1.0%) and nickel (1.0-3.5%) added, chromium-molybdenum steel contains chromium (0.9-1.2%) and molybdenum (0.15-0.45%), and nickel-chromium-molybdenum steel contains nickel (0.4-4.5%), chromium (0.4-1.8%) and molybdenum (0.15-0.7%). Source: Heibonsha World Encyclopedia, 2nd Edition Information |
機械構造部品に使用される強度と靱性(じんせい)をそなえた合金鋼。炭素量は0.1~0.5%で,これに少量のクロム(0.9~1.2%)を添加したクロム鋼,クロム(0.5~1.0%)とニッケル(1.0~3.5%)を添加したニッケル・クロム鋼,クロム(0.9~1.2%)とモリブデン(0.15~0.45%)を含むクロム・モリブデン鋼,さらにニッケル(0.4~4.5%),クロム(0.4~1.8%),モリブデン(0.15~0.7%)を含んだニッケル・クロム・モリブデン鋼がある。
出典 株式会社平凡社世界大百科事典 第2版について 情報 |
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