PROBLEM TO BE SOLVED: To provide a bainite steel that can improve the collision performance by improving the strength and elongation rate.SOLUTION: A bainite steel contains, in wt.%, carbon (C): 0.06-0.10%, silicon (Si): 0.07-0.17%, manganese (Mn): 1.4-2.2%, nickel (Ni): 0.1-0.3%, chromium (Cr): 0.28-0.48%, molybdenum (Mo): 0.05-0.25%, aluminum (Al): 0.01-0.05%, and nitrogen (N): 0.05-0.09%, with the balance being iron (Fe) and unavoidable impurities.SELECTED DRAWING: Figure 1
【課題】強度及び延伸率に優れて衝突性能の改善を図ることができるベイナイト鋼を提供する。【解決手段】本発明のベイナイト鋼は、重量%で、炭素(C):0.06〜0.10%、シリコン(Si):0.07〜0.17%、マンガン(Mn):1.4〜2.2%、ニッケル(Ni):0.1〜0.3%、クロム(Cr):0.28〜0.48%、モリブデン(Mo):0.05〜0.25%、アルミニウム(Al):0.01〜0.05%、及び窒素(N):0.05〜0.09%を含有し、残部として鉄(Fe)及び不可避不純物を含む。【選択図】図1
BAINITE STEEL AND VEHICLE BODY
ベイナイト鋼及び車体
2017-11-30
Patent
Elektronische Ressource
Japanisch
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