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高温合金系列
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Incoloy 800H
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类似合金材料和碳800h限制晶粒尺寸较大,由于气温较高退火、高蠕变强度． |
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| 牌号 |
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UNS N08811 |
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| 化学成分 |
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| C | Si | Mn | P |
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| 0.06-0.10 | ≤1.00 | ≤1.50 | - |
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| S | Ni | Cr | Mo |
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| ≤0.015 | 30.0-35.0 | 19.0-23.0 | - |
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| Cu | Fe | Al | Ti |
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| ≤0.75 | ≥39.5 | 0.15-0.60 | 0.15-0.60 |
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| 特性 |
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Incoloy 800H和800HT为一双重验证之铁镍铬合金，具800合金之基本化学成分，惟因控制其碳、铝及钛含量及高温退火处理，800H/800HT合金巨幅提高其蠕变断裂强度。低碳含量亦加强其耐应力断裂特性，添加铝及铁则提高其耐高温强度。Incoloy 800H 和800 HT 都是镍铁铬合金，因含有 铝, 碳和钛成份， 该合金有很高的抗拉强度， 高强度的结果接近控制碳、铝、钛含量与高温退火. |
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| 应用领域 |
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用于化工、石油化工加工、发电厂,电站超热油管、加热器、工业炉窑和热处理设备等领域. | ||||||||||
