在环境介质中,钛制再沸器管板接头焊缝长期受交变应力的作用,导致管板焊缝开裂。
At the environment medium, the tubeplate joint welds of titanium reboiler were constantly effected by the alternation stress, welds cracking was occurred in the end.
一种散热鳍片穿孔涂布工具及涂布方法,该工具为一灌入有导热介质的 中空管体,而在管体的一端周缘上设有数个出料孔,并在邻近该出料孔的下 方周缘处环设有具弹性的刮板;
The related perforating coating tool for a heat-conducting fin comprises: a hollow tube filled with conductive medium, some discharge holes on one end of the tube, and a spring scraper under the hole.
由于介质原因造成腐蚀,使一台丙烯冷凝器管板上大面积的管口焊缝失效发生泄漏。
Because of condenser caused by mediums, leakage occurred in the large-area welding between pipe connect of a C_3H_6 condenser tube sheet.
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