AUSTENITE STEEL MATERIAL HAVING SUPERB SURFACE CHARACTERISTIC, AND METHOD FOR PRODUCING SAME
摘要:
The present invention relates to abrasion-resistant austenite steel material having superb surface characteristic, and a method for producing the abrasion-resistant austenite steel material. Provided are austenite steel material having superb surface characteristic, and a method for producing same, the austenite steel material according to the present invention comprising, in weight %: 0.6-1.3% carbon (C); 14-22% manganese (Mn); 5% or lower (excluding 0%) copper (Cu); 5% or lower (excluding 0%) chromium (Cr); 1.0% or lower (excluding 0%) silicon (Si); 0.5% or lower (excluding 0%) aluminum (Al); 0.1% or lower (including 0%) phosphorous (P); 0.02% or lower (including 0%) sulfur (S); and remainder in iron (Fe) and other unavoidable impurities, and having the microstructure comprising, by surface area %, 5% or lower carbide and the rest in austenite structure, and surface flaw size of 0.3mm or lower.
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