热镀锌生产线大直径工艺辊的堆焊

Materials Protection(2009)

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Abstract
热镀锌用大直径工艺辊表面涂层易被锌渣压溃,从而划伤带钢表面.由于尺寸原因,目前国内无法对其表面进行淬火.采用表面堆焊硬质材料后再喷涂制备复合涂层可解决这一问题.确定了堆焊材料和焊接工艺,并进行了大直径工艺辊的实物制作,分析了制作过程中存在的问题,指出了今后技术改进的方向.
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Key words
process,over-lay welding,big-diameter roll,hot-dip galvanizing
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