... as DC TIG, pulsed TIG, and manual arc welding. It has an advantage of multi-function and guarantees its cost-effective high performance. ... 5. It is applicable for welding stainless steel, copper, titanium, carbon steel ... frequencyHz0.1-500Overall dimensionsmm420×260×290Weightkg16.5 DC Pulse TIG welding machine( 200A, Pulse, IGBT)