... structure installation; Weldable materials: electrodes for acidic, basic welding, stainless steel electrodes, cast iron electrodes and other ... Inverter frequency up to 100KHz, conversion rate of 85%, no-load loss, using non-adjustable, easy to use, ... stable; Excellent welding performance: dynamic characteristics of a good, little spatter, arc stability, weld pool easy to control, weld appearance, ...