Will AI replace Structural Metal Fabricators and Fitters?

AI can do 1% of the work Structural Metal Fabricators and Fitters do at least twice as fast. Real use has not caught up: none of their tasks show up in real AI use yet, but AI could speed up 1 of them. Robots can technically handle 20 physical tasks. 2 still need a person.

AI is already doing this0 · 0% of time

People already use AI for these tasks in real work, based on Anthropic's analysis of how Claude is used.

  • Real AI use has not reached any of this job's tasks yet.

AI could do this next1 · 1% of time

AI can speed these up by at least half, but real use has not caught up yet. These are next in line.

  • Design and construct templates and fixtures, using hand tools.1% of time

Robots can technically do this20 · 91% of time

Physical tasks that today's robots can perform in at least some settings. Robots are cost competitive for very few tasks so far, so this change moves slower.

  • Position, align, fit, and weld parts to form complete units or subunits, following blueprints and layout specifications, and using jigs, welding torches, and hand tools.Robots: purpose built settings17% of time
  • Tack-weld fitted parts together.Robots: purpose built settings10% of time
  • Set up and operate fabricating machines, such as brakes, rolls, shears, flame cutters, grinders, and drill presses, to bend, cut, form, punch, drill, or otherwise form and assemble metal components.Robots: purpose built settings9% of time
  • Verify conformance of workpieces to specifications, using squares, rulers, and measuring tapes.Robots: purpose built settings6% of time
  • Lay out and examine metal stock or workpieces to be processed to ensure that specifications are met.Robots: purpose built settings6% of time
  • Position or tighten braces, jacks, clamps, ropes, or bolt straps, or bolt parts in position for welding or riveting.Robots: purpose built settings6% of time
  • Move parts into position, manually or with hoists or cranes.Robots: purpose built settings6% of time
  • Hammer, chip, and grind workpieces to cut, bend, and straighten metal.Robots: purpose built settings6% of time
  • Align and fit parts according to specifications, using jacks, turnbuckles, wedges, drift pins, pry bars, and hammers.Robots: purpose built settings5% of time
  • Locate and mark workpiece bending and cutting lines, allowing for stock thickness, machine and welding shrinkage, and other component specifications.Robots: purpose built settings4% of time
  • Set up face blocks, jigs, and fixtures.Robots: purpose built settings4% of time
  • Remove high spots and cut bevels, using hand files, portable grinders, and cutting torches.Robots: purpose built settings4% of time
  • Lift or move materials and finished products, using large cranes.Robots: purpose built settings2% of time
  • Smooth workpiece edges and fix taps, tubes, and valves.Robots: purpose built settings1% of time
  • Straighten warped or bent parts, using sledges, hand torches, straightening presses, or bulldozers.Robots: purpose built settings1% of time
  • Mark reference points onto floors or face blocks and transpose them to workpieces, using measuring devices, squares, chalk, and soapstone.Robots: purpose built settings1% of time
  • Preheat workpieces to make them malleable, using hand torches or furnaces.Robots: purpose built settings1% of time
  • Install boilers, containers, and other structures.Robots: purpose built settings1% of time
  • Erect ladders and scaffolding to fit together large assemblies.Robots: purpose built settings1% of time
  • Heat-treat parts, using acetylene torches.Robots: purpose built settingsunder 1% of time

Still needs a person2 · 7% of time

No real AI use, no proven AI speedup and no robot that can do it yet. This is the part of the job to build on.

  • Study engineering drawings and blueprints to determine materials requirements and task sequences.6% of time
  • Direct welders to build up low spots or short pieces with weld.1% of time

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What this means

Little of this work suits AI. The bigger change here is robots: today's robots can technically do 93% of the working time, though they are rarely cheap enough to replace people yet.

What to do next

  • Get ahead on the 1 task AI could do next. These move as tools improve, so learning them early pays off.
  • Keep an eye on the 20 physical tasks robots can technically do. Cost keeps most robots out of work today, so this shift is slower.
  • Build on the 2 tasks that stay human. This is where your judgment, skill and relationships matter most.
Electromechanical Equipment Assemblers0%Engine and Other Machine Assemblers0%Timing Device Assemblers and Adjusters4%Fiberglass Laminators and Fabricators5%Team Assemblers5%Aircraft Structure, Surfaces, Rigging, and Systems Assemblers7%

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