Soft, low carbon steel alloy with increased deformability for st

Details Soft, low carbon steel alloy with increased deformability for st Soft, low carbon steel alloy with increased deformability for st

1999-10-06

2000-10-24

Jenkins, Daniel J.

Alloys or metallic compositions

Ferrous

Chromium containing, but less than 9 percent

420110, 420111, C22C 3822, C22C 3812

Patent

active

061362662

ABSTRACT:
A steel alloy for pipes, sheet metal or sections for manufacturing body reinforcements for motor vehicles, particularly side impact beams or A- and B-column reinforcements, wherein the steel alloy contains in percent by weight 0.1 to 0.17% carbon, 2.0 to 2.8% manganese, 0.4 to 0.8% chromium, 0.1 to 0.35% molybdenum, 0.03 to 0.07% aluminum, 0.002 to 0.003% boron, 0.0001 to 0.005% titanium, 0.08 to 0.012% vanadium, 0.025 to 0.06% niobium, 0.0001 to 0.10 zirconium, 0.01 to 0.05% nitrogen, up to 0.3% silicon, up to 0.025% phosphorus and % 0.010 sulfur, wherein the remainder is iron including impurities caused by smelting, and wherein the sum of the alloy components titanium, vanadium and niobium is between 0.16 and 0.25%.

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