... price good service HARDFACING MACHINEDetailedProduct Description CustomAdvanced Roller Automatic Hardfacing Machine of 5t Automatichardfacing machine of ... parametersincluding the current, voltage, wire feeding speed, walk line speed, walk linedistance, weld bead width, weld ... machines’ basic classifications are according to thesize of the loading, also with reference to length of the workpiece, and ...