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HIGHLY CORROSION-RESISTANT AUSTENITIC STAINLESS STEEL HAVING EXCELLENT IMPACT TOUGHNESS AND HOT WORKABILITY
HIGHLY CORROSION-RESISTANT AUSTENITIC STAINLESS STEEL HAVING EXCELLENT IMPACT TOUGHNESS AND HOT WORKABILITY
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机译：高度耐腐蚀的奥氏体不锈钢，具有优异的冲击韧性和热的可加工性
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摘要
The present specification discloses highly corrosion-resistant austenitic stainless steel having excellent impact toughness and hot workability. According to one embodiment of the disclosed highly corrosion-resistant austenitic stainless steel, the highly corrosion-resistant austenitic stainless steel comprises, in wt%, 0.03% or less (excluding 0) of C, 1.0% or less of Si, 1.0% or less of Mn, 18 to 24% of Cr, 16 to 24% of Ni, 5.0 to 7.0% of Mo, 0.1 to 2.0% of Cu, 1.0% or less of W, 0.18 to 0.3% of N, 0.02 to 0.1% of Al, 0.01% or less of O, 0.002 to 0.01% of Ca, less than 0.001% of S, and a balance of Fe and inevitable impurities, and satisfies an O/Al of 0.01 to 0.12, and a S/Ca of 0.01 to 0.4.
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机译：本说明书公开了具有优异的冲击韧性和热可加工性的高耐腐蚀性奥氏体不锈钢。根据所公开的高耐腐蚀性奥氏体不锈钢的一个实施例，高耐腐蚀性奥氏体不锈钢包含C，Wt％，0.03％或更低（不包括0），1.0％或更低的Si，1.0％或较少的Mn，18至24％的Cr，16至24％的Ni，5.0％至7.0％的Mo，0.1％至2.0％的Cu，1.0％或更少的W，0.18至0.3％，0.18％，0.02〜0.1％ Al，0.01％或更低的Ca，0.002％至0.01％，小于0.001％的S，以及Fe和不可避免的杂质的平衡，并满足0.01至0.12的O / Al和S / Ca 0.01至0.4。
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