| 矿用高强度钻杆关键制造工艺技术分析 |
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| 引用本文： | 田东庄.矿用高强度钻杆关键制造工艺技术分析[J].探矿工程,2009,36(7):43-45. |
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| 作者姓名： | 田东庄 |
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| 作者单位： | 煤炭科学研究总院西安研究院,陕西西安710054 |
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| 摘 要： | 在瓦斯抽采钻孔施工过程中,钻杆承受复杂交变应力的作用,往往从焊缝区断裂,选用合理的摩擦焊接工艺和热处理工艺生产钻杆,增强钻杆焊缝区的机械性能,是延长钻杆服役时间的有效技术途径。
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| 关 键 词： | 矿用高强度钻杆 关键制造工艺 摩擦焊接工艺 热处理工艺 机械性能 |
| 收稿时间： | 2009/4/1 0:00:00 |
| 修稿时间： | 2009/6/22 0:00:00 |
Analysis on Key Manufacturing Technology of High-strength Mine Drilling Rod |
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| TIAN Dong-zhuang.Analysis on Key Manufacturing Technology of High-strength Mine Drilling Rod[J].Exploration Engineering(Drilling & Tunneling),2009,36(7):43-45. |
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| Authors: | TIAN Dong-zhuang |
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| Institution: | TIAN Dong-zhuang ( Xi＇an Branch of China Coal Research Institute, Xi＇ an Shaanxi 710054, China) |
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| Abstract: | In the process of gas extraction borehole construction, drilling rod bears the effect of complex alternating stress, fractures usually appear in welding seams. Reasonable friction welding and heat treatment technology are effective technical avenue to improve the mechanical property of welding seams and to increase the service life of drilling rod. |
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| Keywords: | high-strength mine drilling rod manufacturing technology friction welding heat treatment mechanical property |
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