| 高频焊管焊接热影响区（HAZ）的控制 |
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| 引用本文： | 汪翰云,李超,罗刚. 高频焊管焊接热影响区（HAZ）的控制[J]. 焊管, 2012, 35(4): 66-70 |
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| 作者姓名： | 汪翰云 李超 罗刚 |
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| 作者单位： | 宝鸡石油钢管有限责任公司钢管研究院,陕西宝鸡721008;国家石油天然气管材工程技术研究中心,陕西宝鸡721008 |
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| 摘 要： | 研究发现,高频直缝焊接钢管的焊接热影响区（HAZ）性能是影响焊接质量的重要因素。影响HAZ的因素有很多,如何根据所生产的焊管产品来准确调整这些影响参数,从而获得良好的HAZ性能是人们长期以来研究的重要课题。介绍了一种开环控制的焊接HAZ控制技术,将经验知识与理论计算相结合,规范了高频焊管机组运行,使操作者能够更准确地了解机组的运行状态,用较短的时间完成焊管机组成功运行的参数设置。
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| 关 键 词： | 高频直缝焊管 热影响区（HAZ） 电流渗透深度 热渗透深度 参数设置 开环控制 |
Controlling the Heat Affected Zone(HAZ) in HF Pipe and Tube Welding |
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| WANG Han-yun , LI Chao , LUO Gang. Controlling the Heat Affected Zone(HAZ) in HF Pipe and Tube Welding[J]. Welded Pipe and Tube, 2012, 35(4): 66-70 |
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| Authors: | WANG Han-yun LI Chao LUO Gang |
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| Affiliation: | 1,2(1.Steel Pipe Research Institute of Baoji Petroleum Steel Pipe Co.,Ltd.,Baoji 721008,Shaanxi,China; 2.National Petroleum and Gas Tubular Goods Engineering Technology Research Center,Baoji 721008,Shaanxi,China) |
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| Abstract: | In this article,it found that the HAZ performance of high frequency longitudinal welded pipe is an important factor affecting welding quality.There are many influence factors,how to accurately adjust these factors,according to welded pipe products,to obtain perfect HAZ performance is an important research topic for a long time.It introduced a kind of open-loop control HAZ technology,which combines experiential knowledge with theoretical calculation,make high frequency welded pipe units operate canonically,let operator know units running state well,and complete setting parameters to ensure welded pipe units run successfully. |
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| Keywords: | high frequency longitudinal welded pipe heat affected zone(HAZ) current permeation depth heat permeation depth setting parameter open-loop control |
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