| 辊套断裂原因分析 |
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| 引用本文： | 张海峰. 辊套断裂原因分析[J]. 材料开发与应用, 2009, 24(6): 51-54 |
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| 作者姓名： | 张海峰 |
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| 作者单位： | 中国船舶重工集团公司第七二五研究所,河南,洛阳,471039 |
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| 摘 要： | 本文采用化学分析、力学性能、金相组织、断口分析等方法研究了辊套的断裂行为。结果表明，辊套断裂是由于氢脆造成，辊套失效与材料缺陷及热处理工艺不良有关。
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| 关 键 词： | 辊套 氢脆 缺陷 热处理 |
Analysis on the Cause of Roll Shell Fracture |
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| ZHANG Hai-feng. Analysis on the Cause of Roll Shell Fracture[J]. Development and Application of Materials, 2009, 24(6): 51-54 |
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| Authors: | ZHANG Hai-feng |
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| Affiliation: | ZHANG Hai-feng(Luoyang Ship Material Research Institute,Luoyang 471039,China) |
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| Abstract: | Chemical analysis,mechanical property tests,metallographic structure observation and fracture analysis are conducted to investigate the cause of roll shell′s fracture.The result shows that it is hydrogen embrittlement which causes the fracture and material defect and improper heat treatment are in volved in the failure of the roll shell. |
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| Keywords: | Roll shell Hydrogen embrittlement Defect Heat treatment |
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