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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 Welding Wire 1# Plastic Spool

Airgas Part #:HOB404303004

Hobart Brothers

Manufacturer #:404303004



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$9.92 /US Pound
Package Size: 18 US pound
$9.92 US Pound
$9.92 US Pound
$178.56 Spool 18 US pound / Spool
$14,463.36 Pallet 1,458 US pound / Pallet

Typically in Stock

Item Details

  • Hobart® MAXAL ER4043 .030" Aluminum MIG Welding Wire comes in plastic spool of 1 lb and is suitable for general purpose welding applications. 4043 Series filler metal features low melting temperature or high fluidity, low welding smut and discoloration. Metal with good corrosion resistance has low ductility, formability and toughness. Metal having moderate electrical conductivity and thermal conductivity is suitable for welding 6XXX alloys, automotive frames, sports products, general repair and maintenance. Metal also has low shrinkage rate and low hot cracking sensitivity in many applications.


  • Moderate strength (28 ksi typical)
  • Low melting temperature/high fluidity
  • Low welding smut and discoloration
  • Low ductility, formability, and lower toughness
  • Moderate electrical conductivity and thermal conductivity


AWS A5.10


  • Sports products scooters/bicycles
  • Automotive/Motorcycle frames
  • General repair and maintenance

Product Attributes

AWS Classification

» ER4043

Trade Name



» .030"


» 1 lb