This welding head is specially designed for fully automatic TIG welding of deep hole tubes/tube sheets.Suitable for automatic welding of special tube sheet forms.It can weld carbon steel,stainless steel and other tube sheet joints in the form of tube flush joints.The diameter of the weldable tube isΦ25mm andΦ32mm,and two methods of wire filling or self-melting can be used.This machine can be used with iOrbital5000 program-controlled welding power source,which can precisely realize orbital TIG deep hole welding,with high reproducibility of welding results and ideal welding results.It is suitable for automatic welding of special tube sheet forms in boilers,heat exchangers,electric power construction,chemical industry and other industries.