... , comparing with thyristor,it save 20% energy; it save60% water. High frequency welding equipment used for 16 KW lathe tools, bit ... welding welding, cut teeth welding, copper pipe welding, drilling tools, stainless steel welding welding.Turning welding equipment-16 KW high ... different work before forging heating, heat treatment, brazing, etc Lathe tools with 16 KW high frequency welding welding machine