Apparatus for applying hard facing to valve

A fillet welding apparatus for fillet-welding a material on valve heads of intake valves or exhaust valves for use with internal combustion engines, such material being different from the material of said valve heads, characterized in that said apparatus comprises valve blank stock means for storing valve blanks to be fillet-welded, a welding torch for performing fillet welding on a valve head of each said valve blanks, valve blank holding means for holding such valve blank such that the valve head of said held valve blank faces said welding torch, product valve stock means for storing product valves having been fillet-welded by said welding torch, and valve transfer means for transferring a valve blank from said valve blank stock means to said valve blank holding means, and for transferring a product valve from said valve blank holding means to said product valve stock means, wherein said valve transfer means includes swing arm means mounted to be swingable about at lest one point on the stationary side from said valve blank stock means to said valve blank holding means, then from said valve blank holding means to said product valve stock means, and then from said product valve stock means to said valve blank stock means, said swing arm means having chuck means attached to its distal end to grasp a valve stem of a valve blank or a product valve from both sides of said valve stem.