阀瓣密封根据需要时封面均堆焊接有硬质合金,密封面采用线密封,保证密封的可靠性,并可防止结疤。
Flap valve cover seals are required when there is carbide reactor welding, sealing surface with thread sealing, to ensure the reliability of sealing and prevents scarring.
讨论了焊接参数,堆焊位置、磁场控制等对堆焊工艺及堆焊层性能的影响。
The article discussed the welding parameter, surfacing position and magnetic control to affect welding process and overlay properties.
前言: 采用焊条电弧焊工艺方法,选用C HR322堆焊焊条在Q235钢基体上以不同的焊接电流进行了堆焊试验。
Surfacing process test is made on Q235 steel substrate by shielded metal arc welding process using electrode CHR322 at different welding current condition.
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