... arc-furnace steel 电炉钢 arc-welded steel pipe 电弧焊接钢管 area of steel 钢筋断面平面或物体表面的大; 钢筋剖面平面或物体表面的大 ...
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... Arc-Furnace Steel 电炉钢 Arc-Welded Steel Pipe 电弧烧焊钢管 Area Of Steel 钢筋断面平面或者物体表面的大; 钢筋截面平面或者物体表面的大 ...
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... 纪念性建筑 Architectural monument 电焊钢管 Arc-welded steel pipe 涌泉流区 Area of artesian flow ...
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In this paper the HAZ weld thermal cycles of the welding by both sides submerged arc welded steel pipe were reproduced by the dislocation overlap weld method.
采用焊道错位叠加方法，再现了螺旋管双面埋弧焊制管过程中内、外焊焊接热影响区(HAZ)的焊接热循环。
In this paper, the reform process of the welding equipment and the choice of welding parameter about CO2 enclosed-arc welding as skelp end-welding in welded steel pipe mill are introduced.
介绍了管子、带钢接头co 2气体保护自动焊焊接设备的改造过程及工艺参数选择。
The results of batch manufacture grade X80 spiral and longitudinal submerged arc welded pipe all meet the pipe technical conations required by"Grade X80 Pipeline Steel Pipe Application Project";
X80钢螺旋缝和直缝埋弧焊管的批量试制结果全部符合“X80级管线钢管应用工程”钢管技术条件的要求；
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