Posco Co., Ltd

Cho-Rong Hong

Hyeon-Seok Hwang

Sung-Il Kim

Je-Woong Lee

Jeong-Eun Kim

Chung-Won Kim

Doo-Jin Paik

Seul-Ki Park

Jung-Ki Kim

Provided is a steel sheet having excellent image clarity after painting, including: carbon (C): 0.001% to 0.03%, silicon (Si): 0.001% to 0.35%, manganese (Mn): 0.05% to 2.2%, phosphorus (P): 0.003% to 0.1%, sulfur (S): 0.001% or 0.025%, aluminum (Al): 0.01% to 0.1%, nitrogen (N): 0.001% to 0.007%, and a remainder of iron (Fe) and inevitable impurities. The microstructure of the steel sheet mainly is ferrite phases. An R-cube texture of a surface layer of the steel sheet is 5% or less by area %.

Steel sheet having excellent image clarity after painting

Growing community of inventors

Gwangyang-si, South Korea

Cho-Rong Hong