Patent ID: 6673472
Filing Date: 2004-01-06
Classification: B05D,B32B,B60K,C22C,C23C,Y10T

Abstract:
A fuel tank fabricated from an aluminum plated steel sheet excellent in air-tightness after welding and corrosion resistance subsequent to forming, said aluminum plated steel sheet comprising:an iron based steel sheet consisting of iron and, in terms of % by weight, up to 0.01% of C, up to 0.2% of Si, less than 0.6% of Mn, up to 0.04% of P, up to 0.1% of soluble Al, up to 0.01% of N, at least one of Ti and Nb in a total amount of at least the atomic equivalent of (C+N) and up to 0.2%, 0.0001 to 0.0030% of B, and at least one element selected from the group consisting of 0.05 to 0.5% of Cu, 0.05 to 0.5% of Ni, and 0.05 to 0.5% of Mo, and, an aluminum based plating layer on the surface of the steel sheet consisting essentially of aluminum and 2 to 13% of Si in terms of % by weight.