mild steel
noun
low-carbon steel, containing no more than 0.25 percent carbon.
Also called
soft steel.
Origin of mild steel
First recorded in 1865–70
Words nearby mild steel
milchig,
milchik,
mild,
mild mercurous chloride,
mild silver protein,
mild steel,
milden,
mildew,
mildewcide,
mildewproof,
mildly
British Dictionary definitions for mild steel
mild steel
noun
any of a class of strong tough steels that contain a low quantity of carbon (0.1–0.25 per cent)