ronmental protection, give attention to two or morethings portable, simple operation and so on; Ultrasonic cleaning equipment to replac the traditional metl processing equipment of blasting, sand blasting, pickling, such as ultrasonic cleaning equipment, has unique advantages in industrialultrasonic molten metlmetl surface treatment, such as cleaning, degreasing, roughen the surface, surface coating removal, surface oxide layer removal, welding before cleaning, local heat treatment after welding