强调便携式电极的使用、维护和保养。包括分类后缀含义、建议的电流范围、短棒损耗、电极方向、建议的接头设计等方便的图表。

Portable guide emphasizes SMAW electrode care, handling, and use. Includes convenient charts on meaning of classification suffixes, suggested amperage ranges, stub loss, electrode orientation, suggested joint designs, and more.