炭素鋼(たんそこう)

たんそこう
noun
carbon steel
technicaltechnology
1. carbon steel
Steel whose principal alloying element is carbon, with few or no other added elements. Its hardness and strength depend mainly on its carbon content. Built from 炭素(たんそ) (carbon) + 鋼(こう) (steel).
この包丁(ほうちょう)は炭素鋼(たんそこう)でできている。
This kitchen knife is made of carbon steel.
炭素鋼(たんそこう)は炭素(たんそ)の量(りょう)で硬(かた)さが変(か)わる。
The hardness of carbon steel changes with the amount of carbon.
炭素鋼(たんそこう)はさびやすいので、使(つか)った後(あと)はよく拭(ふ)いて保管(ほかん)する。
Carbon steel rusts easily, so it is wiped well and stored after use.

A basic term in materials science and metalworking. Carbon steel is valued for its hardness and is common in tools and blades, but it is more prone to rust than stainless steel.

Common collocations

  • 高(こう)炭素鋼(たんそこう): high-carbon steel
  • 低(てい)炭素鋼(たんそこう): low-carbon steel

Similar words

  • 合金鋼(ごうきんこう): alloy steel — steel with significant amounts of other elements added
  • ステンレス鋼(こう): stainless steel — alloyed with chromium for rust resistance
general
Added 2026.6.16 6:19 · Revised 2026.9.2 13:02
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