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Low-cost cast creep-resistant austenitic stainless steels that form alumina for high temperature oxidation resistance
Low-cost cast creep-resistant austenitic stainless steels that form alumina for high temperature oxidation resistance
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机译:低成本铸造蠕变抗奥氏体不锈钢,形成氧化铝,用于高温氧化抗性
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摘要
An air castable Fe-based stainless steel alloy comprises in weight % based on the total weight of the alloy 18-22% Cr, 15-22% Ni, 3-6% Al, 0.5-5% Mn, 0-3.5% W, 0-5% Cu, 0-2% Si, 1-2.5% Nb, 0.3-0.6% C balance Fe wherein, Cu+W+Si=0.5-10.5, and the alloy provides an oxidation resistance of 0.5展开▼
机译:基于合金18-22%Cr,15-22%Ni,3-6%Al,0.5-5%Mn,0-3.5%W的总重量,气载Fe的不锈钢合金在重量%中包含重量% ,0-5%Cu,0-2%Si,1-2.5%Nb,0.3-0.6%C平衡Fe,Cu + W + Si = 0.5-10.5,合金提供0.5 <比物质的抗氧化性。 在10%水蒸气中在900℃下循环400个小时循环后改变<+ 2 mg / cm2。
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