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WARNING: This product can expose you to chemicals including Titanium dioxide (airborne, unbound particles of respirable size), which is known to the State of California to cause cancer, and Nitrous oxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

.030" ER4043 Hobart® Maxal 4043 Aluminum MIG Wire 12 lb 11.8125" Wire Basket

Airgas Part #:HOB404303012

Manufacturer Part #:404303012

$12.80 /US Pound
Package Size Options
$153.60 Pack 12 US pound / Pack
$12,441.60 Pallet 972 US pound / Pallet

Item Details

  • Hobart® MaxalMig® ER4043 .030 diameter aluminum MIG welding wire is a general purpose wire.


  • Moderate Strength
  • Low Melting Temperature/High Fluidity
  • Low Welding Smut and Discoloration
  • Low Ductility, Formability, and Lower Toughness
  • Moderate Electrical/Thermal Conductivity
  • Excellent Corrosion Resistance
  • Low Shrinkage Rate/Reduced Distortion
  • Low Hot Cracking Sensitivity in Most Applications


  • AWS A5.10 ER4043


  • Welding 6xxx Alloys
  • Automotive/Motorcycle Frames
  • Sports Products - Scooters/Bicycles
  • General Repair and Maintenance

Product Attributes


» .030"


» 12 lb

AWS Classification

» ER4043

Trade Name

» Hobart® Maxal 4043
» Hobart®

Spool Diameter

» 11.8125"


» Wire Basket