***钨针，灰头***钨棒根据焊接电流选择电极直径:电极直径直流DC(A)交流AC(A)InMm电极接负极(一)电极接正极(+)非对呈波形非呈波形0.04”1.015-8010-8020-601/16”1.660-15010-1850-12040-1000.079”2.0100-20012-2070-16060-1303/32”2.4150-25015-2580-20080-1501/8”3.2220-35020-35150-270120-2005/32”4.0350-50035-50220-350170-2603/16”408420-65045-65240-420220-3401/4”6.4600-90065-100360-560250-450)