| 改进预备热处理工艺提高单缸联合转子超声检测穿透性 |
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| 引用本文： | 芮守泰,时立佳,张超. 改进预备热处理工艺提高单缸联合转子超声检测穿透性[J]. 大型铸锻件, 2016, 0(4): 29-31. DOI: 10.3969/j.issn.1004-5635.2016.04.007 |
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| 作者姓名： | 芮守泰 时立佳 张超 |
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| 作者单位： | 中国一重天津重型装备工程研究有限公司,天津,300457 |
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| 摘 要： | 结合经典的切断晶粒遗传理论,通过小试样研究结果对单缸机组大直径高低压联合转子的预备热处理工艺进行改进,从晶粒细化的角度出发,消除杂波,解决了转子预备热处理后超声检测可探性偏低的问题。
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| 关 键 词： | 高低压联合转子 预备热处理 晶粒遗传 |
Improving Ultrasonic Testing Penetrability of Combined Rotor by Modifying Conditioning Heat Treatment Process |
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| Abstract: | By combining the typical preventing grain inheritance theory , the conditioning heat treatment process of high and low pressure combined rotor with large diameter for single cylinder unit has been modified according to the re -search results of small specimens .In the aspect of grain refinement , the lower detectability of ultrasonic testing for the rotor after the conditioning heat treatment can be solved by eliminating the clutter . |
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| Keywords: | high and low pressure combined rotor conditioning heat treatment grain inheritance |
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