gas welding tube mill 瓦斯焊接机
Using a 1/16" drill bit, drill a hole in the middle of the cross section tube above. This will allow gas to escape during welding."
使用1 / 16“钻头,钻一个孔在上面管中间的横截面。这将使天然气逃脱焊接过程。
They cause all the welding of double tubes, joint boxes and gas-collecting tubes to realize the backing weld of TAW-P. The quality of the double tube waste heat boilers have been improved.
并对喷嘴、规范参数、坡口形式等作了相应改进,使双套管、联箱、集气管的焊接全部实现了钨极氩弧焊打底,从而提高了双套管废热锅炉的质量。
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