| 摘要 |
PROBLEM TO BE SOLVED: To provide a thin steel sheet excellent in workability, which provides good formability in actual press forming.SOLUTION: The thin steel sheet has composition containing, in mass%, 0.01% or less of C, 0.2% or less of Si, 0.5% or less of Mn, 0.04% or less of P, 0.001-0.03% of S, 0.01% or less of N, 0.1% or less of Al, and 0.02-0.1% of Ti, with the balance of Fe and unavoidable impurities, wherein TiCSwhose average particle size is 10 nm or more is dispersed at a volume percentage in a range of 0.005-0.5% in the steel. |
