| 摘要 |
Provided is a steel sheet coated with a composite resin, which is a cured product of a steel plate coating composition. The steel sheet coated with a composite resin comprises: a steel plate; a plating layer which is formed at least on one side of the steel plate and has a crater rate of 15% or less, the amount of plated product of 20 to 60 g/m^2, and degree of alloying of 7 to 15%; and a coating layer which is formed on the plating layer, and includes a urethane-acrylic dendrimer resin. The steel plate coated with the composite resin has excellent fuel resistance, corrosion resistance, and deep welding properties. |
