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Solderers and Brazers - 51-4121.07

O*NET-SOC Description

Braze or solder together components to assemble fabricated metal parts, using soldering iron, torch, or welding machine and flux.

Sample of Reported Job Titles

  • Assembly Line Brazer
  • Brazer
  • Connector
  • Electronic Technician
  • Fabricator
  • Production Technician
  • Refrigeration Brazer/Solderer
  • Refrigeration Specialist
  • Solderer
  • Wirer

SOC Occupation Groups

Related Occupations


  • Adjust electric current and timing cycles of resistance welding machines to heat metals to bonding temperature.
  • Align and clamp workpieces together, using rules, squares, or hand tools, or position items in fixtures, jigs, or vises.
  • Brush flux onto joints of workpieces or dip braze rods into flux to prevent oxidation of metal.
  • Clean equipment parts, such as tips of soldering irons, using chemical solutions or cleaning compounds.
  • Clean joints of workpieces with wire brushes or by dipping them into cleaning solutions.
  • Clean workpieces to remove dirt or excess acid, using chemical solutions, files, wire brushes, or grinders.
  • Connect hoses from torches to regulator valves and cylinders of oxygen and specified gas fuels.
  • Cut carbon electrodes to specified sizes and shapes, using cutoff saws.
  • Dip workpieces into molten solder or place solder strips between seams and heat seams with irons to bond items together.
  • Examine seams for defects and rework defective joints or broken parts.
  • Grind, cut, buff, or bend edges of workpieces to be joined to ensure snug fit, using power grinders and hand tools.
  • Guide torches and rods along joints of workpieces to heat them to brazing temperature, melt braze alloys, and bond workpieces together.
  • Heat soldering irons or workpieces to specified temperatures for soldering, using gas flames or electric current.
  • Melt and apply solder along adjoining edges of workpieces to solder joints, using soldering irons, gas torches, or electric-ultrasonic equipment.
  • Melt and apply solder to fill holes, indentations, or seams of fabricated metal products, using soldering equipment.
  • Melt and separate brazed or soldered joints to remove and straighten damaged or misaligned components, using hand torches, irons, or furnaces.
  • Place solder bars into containers and turn knobs to specified positions to melt solder and regulate its temperature.
  • Remove workpieces from fixtures, using tongs, and cool workpieces, using air or water.
  • Remove workpieces from molten solder and hold parts together until color indicates that solder has set.
  • Select torch tips, flux, and brazing alloys from data charts or work orders.
  • Smooth soldered areas with alternate strokes of paddles and torches, leaving soldered sections slightly higher than surrounding areas for later filing.
  • Sweat together workpieces coated with solder.
  • Turn dials to set intensity and duration of ultrasonic impulses, according to work order specifications.
  • Turn valves to start flow of gases and light flames and adjust valves to obtain desired colors and sizes of flames.

Detailed Work Activities

  • Adjust equipment controls to regulate gas flow.
  • Adjust flow of electricity to tools or production equipment.
  • Adjust temperature controls of ovens or other heating equipment.
  • Align parts or workpieces to ensure proper assembly.
  • Braze metal parts or components.
  • Clean production equipment.
  • Clean workpieces or finished products.
  • Connect supply lines to production equipment or tools.
  • Cut industrial materials in preparation for fabrication or processing.
  • Heat material or workpieces to prepare for or complete production.
  • Immerse objects or workpieces in cleaning or coating solutions.
  • Inspect metal, plastic, or composite products.
  • Melt metal, plastic, or other materials to prepare for production.
  • Operate grinding equipment.
  • Remove products or workpieces from production equipment.
  • Reshape metal workpieces to established specifications.
  • Select production equipment according to product specifications.
  • Smooth metal surfaces or edges.
  • Solder parts or workpieces.

Military Crosswalk Titles

  • Aircraft Maintenance (Rotary-Wing) (Marine Corps - Enlisted)
  • Aircraft Structural Repairer (Army - Enlisted)
  • Allied Trades Specialist (Army - Enlisted)
  • Aviation Maintenance Technician (Coast Guard - Enlisted)
  • Damage Controlman (Coast Guard - Enlisted)
  • Enlisted Aircrew/Aerial Observer/Gunner (Marine Corps - Enlisted)
  • Helicopter Airframe Mechanic, CH-53 (Marine Corps - Enlisted)
  • Helicopter Airframe Mechanic, UH/AH-1 (Marine Corps - Enlisted)
  • Helicopter Crew Chief, CH-53 (Marine Corps - Enlisted)
  • Helicopter Crew Chief, UH-1 (Marine Corps - Enlisted)
  • Helicopter Mechanic, CH-53 (Marine Corps - Enlisted)
  • Helicopter Mechanic, UH/AH-1 (Marine Corps - Enlisted)
  • Helicopter Power Plants Mechanic, T-400/T-700 (Marine Corps - Enlisted)
  • Helicopter Power Plants Mechanic, T-58 (Marine Corps - Enlisted)
  • Helicopter Power Plants Mechanic, T-64 (Marine Corps - Enlisted)
  • Helicopter/Tiltrotor Dynamic Components Mechanic (Marine Corps - Enlisted)
  • Helicopter/Tiltrotor Mechanic-Trainee (Marine Corps - Enlisted)
  • Hull Maintenance Technician (Navy - Enlisted)
  • Navy Afloat Maintenance Training Strategy ( NAMTS) General Shipboard Welder/Brazer (Navy - Enlisted)
  • Night Systems Instructor (NSI) Enlisted Aircrew (Marine Corps - Enlisted)
  • Tiltrotor Airframe Mechanic, MV-22 (Marine Corps - Enlisted)
  • Tiltrotor Crew Chief, MV-22 (Marine Corps - Enlisted)
  • Tiltrotor Mechanic, MV-22 (Marine Corps - Enlisted)
  • VH-60N Presidential Helicopter Crew Chief (Marine Corps - Enlisted)
  • VH-92 Presidential Helicopter Crew Chief (Marine Corps - Enlisted)
  • Weapons and Tactics Crew Chief Instructor (Marine Corps - Enlisted)

Apprenticeship Crosswalk Titles

No information available.

DOT Crosswalk Titles

  • Brazer, Assembler
  • Brazer, Resistance
  • Deicer Finisher
  • Solderer, Barrel Ribs
  • Solderer, Production Line
  • Solderer, Torch I
  • Solderer, Ultrasonic, Hand
  • Solderer-Assembler
  • Solderer-Dipper