| 20CrMoA抽油杆杆头板手方部校直断裂原因分析 |
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| 引用本文： | 冯跃平,马孝娟.20CrMoA抽油杆杆头板手方部校直断裂原因分析[J].新疆钢铁,2009(1). |
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| 作者姓名： | 冯跃平 马孝娟 |
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| 作者单位： | 宝钢集团八钢公司制造管理部 |
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| 摘 要： | 20CrMoA抽油杆头板手方部在校直过程中发生断裂,通过对断口进行宏观和微观分析,结果表明原材料中的气泡缺陷所造成的微小孔洞和材料本身非金属夹杂物含量高导致抽油杆在锻造时开裂并在随后的校直过程中断裂。
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| 关 键 词： | 抽油杆 校直 断裂 微小孔洞 非金属夹杂物 |
Fracture Analysis of 20CrMoA Sucker Rod Head's Square Spanner in Straightening Process |
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| FENG Yue-ping,MA Xiao-juan.Fracture Analysis of 20CrMoA Sucker Rod Head's Square Spanner in Straightening Process[J].Xinjiang Iron and Steel,2009(1). |
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| Authors: | FENG Yue-ping MA Xiao-juan |
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| Affiliation: | (Manufacturing Management Department; Bayi Iron &Steel Co.; Baosteel; Group); |
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| Abstract: | 20CrMoA sueker rod head's square spanner fractured in straighetning process.The fracture surface was ex-amined by using the macroscopic and micro scopic methods the results showed that small holes caused by bubble in raw material and excessive non-metallic indusions leakd to cracking in forging process and subsequendly fracturing in straightening proless. |
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| Keywords: | 20CrMoA sueker rod straighetning racture small holes non-metallic indusions |
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