夹渣、未熔合、未焊透 Standard Chartered, not weld , folder is not welded and
焊接过程电弧稳定，焊接接头熔合良好，未见裂纹、 未焊透、夹渣、 气孔等缺陷。
This process showed a stable arc, good welding joints without any gas pores and cracks.
从现场施工情况分析，焊接的内部缺陷主要有未焊透、未熔合、夹渣和气孔等几种。
Based on the analysis of site welding, the main welding defects are lack penetration, lack fusion, slag inclusion and porosity.
不锈钢管件的定位焊起弧和结尾处应圆滑过渡，焊道不能太高，必须保证熔合良好，以防产生未焊透、夹渣等缺陷。
The positioning welding stainless steel pipe shall be smooth transition arc and weld end, can not be too high, must ensure good fusion, produce unweld, slag and other defects in case.
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