| 摘要 |
The present invention relates to a galvanized steel sheet used for a component for various strength reinforcement of a vehicle. More specifically, the present invention relates to the high strength elongation galvanized steel sheet having an excellent surface quality and a manufacturing method thereof. To this end, the present invention optimizes component composition and a manufacturing condition of an alloy so as to simultaneously secure desired strength and ductility and is capable of providing the galvanized steel sheet having an excellent surface characteristic which can be appropriately used for the steel sheet for the vehicle. |
