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WARNING: This product can expose you to chemicals including Nickel compounds, which is known to the State of California to cause cancer, and Carbon monoxide, 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.

1/8" EF3 Hobart® SDX S3Ni1Mo-EF3 Low Alloy Steel Submerged Arc Wire 55 lb 16.3" Wire Basket

Airgas Part #:HOB840321025H

Manufacturer Part #:840321025H

$10.46 /US Pound
Package Size Options
$575.30 Coil 55 US pound / Coil
$23,012.00 Pallet 2,200 US pound / Pallet

Item Details

  • Hobart® SDX S3Ni1Mo-EF3 1/8" 55 lb Wire Basket - SDX S3Ni1Mo-EF3 is a copper-coated, low-alloy, solid wire for submerged arc welding. The nominal nickel-molybdenum composition of SDX S3Ni1Mo-EF3 provides good low-temperature toughness and is suitable for welding many high-strength low-alloy (HSLA).


  • Copper-coated wire
  • Provides good low-temperature impact toughness


  • A5.23:EF


  • Single and multiple-pass applications welding using recommended submerged arc fluxes
  • High-Strength Low-Alloy Steels
  • Sour Gas Pipeline
  • Storage Tanks
  • Pressure Vessels
  • Double Jointing
  • Heavy Equipment Components

Product Attributes

Trade Name

» Hobart® SDX S3Ni1Mo-EF3
» Hobart®


» 1/8"


» 55 lb

AWS Classification

» EF3

Spool Diameter

» 16.3"


» Wire Basket