... save40-60% energy, comparing with thyristor,it save 20% energy; it save60% water. High frequency welding ... , stainless steel welding welding.Turning welding equipment-16 KW high frequency inductive welding IGBT power of ... saving, high frequency than glass tube ceramic machine province electricity 50%5, welding some strong ... , brazing, etc Lathe tools with 16 KW high frequency welding welding machine