A professional who fabricates blade structure of steam and gas turbines according to specifications and drawings, using machine tools, handtools, and measuring devices. Respnsibilities include:

• Positions blades on bench to form sections, or positions and secures disk on positioner.
• Measures tenon location on blades with dial indicator and selects two blades with equal tenons for end blades of section.
• Sets up and operates milling machines and pedestal grinders to grind and mill blade roots to obtain specified section lengths, radial alignment, and root contact.
• Inserts blades into grooves of spindle, cylinder, or fixture (for section blading) and pounds metal caulking into groove to tighten blades.
• Operates grinders and metal saw to shape cylinder blade locking device, spindle filler pieces, and wedges from metal stock.
• Fits locking device to pocket of blade and smooths surfaces, using chalk, files, and abrasive paper.
• Drills, reams, and taps locking items, such as cylinder locks, spindle filler pieces, seals, and wedges, using drill press, and fastens them to blade by peening or inserting setscrew.
• Fits shroud over blade ends and peens blade tenon to round edges of rivets, using hammer and capping tool or pneumatic hammer.
• Measures head of rivet for specified clearance, using measuring tool.
• Grinds shroud end of each blade section to obtain specified clearance between shrouds, using pedestal grinder.
• May roll, cut, and chamfer shroud.