Patent ID: 6287395
Filing Date: 2001-09-11
Classification: B61B,C22C,E01B

Abstract:
A soft magnetic steel suitable for high-energy welding with high toughness in a heat-affected zone of weld joints, high specific electric resistance to reduce eddy currents, aging resistance and weathering resistance comprises in mass %:0.65 to <1.0% chromium >1.0 to 2.0% silicon 0.25 to 0.55% copper 0.003 to 0.008% nitrogen 0.15 to <0.6% manganese 0.02 to 0.07% aluminum.sub.soln. 0.01 to 0.02% titanium 0 to 0.15% carbon 0 to 0.045% phosphorusbalance iron and residual impurities.