论文部分内容阅读
铝焊缺陷的产生及预防缺陷原因预防措施１．母材与填料结合使用成分适当的母材和不当填料２．根部间隙过大减小根部间隙３．权口不适用标准坡口４．电流不足增加到标准电流５．速度过快降至标准速度６．操作不正确按标准正确操作气孔１．母材有杂质清洁母材表面２．填料有...
Aluminum welding defects and preventive measures to prevent defects causes preventive measures 1. Base metal and filler used in combination with the appropriate parent metal and improper filler 2. Root gap is too large to reduce the root gap 3. Right port does not apply standard bevel 4. Current shortage increased to standard current 5. Fast down to standard speed 6. Incorrect operation Correct air hole according to the standard 1. Base metal impurities cleaning the base metal surface 2. Filler with ...