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WARNING: This product can expose you to chemicals including 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.

5/64" EM12K Hobart® SDX S2Si-EM12K Carbon Steel Submerged Arc Wire 55 lb Wire Basket

Airgas Part #:HOB722201025H

Manufacturer Part #:722201025H

$5.48 /US Pound
Package Size Options
$301.40 Coil 55 US pound / Coil
$12,658.80 Pallet 2,310 US pound / Pallet

Item Details

  • SDX S2Si-EM12K is a copper-coated carbon-steel solid wire for submerged arc welding. SDX S2Si-EM12K is a versatile, general purpose product suitable for joining a wide range of non-alloyed steels with a wide variety of flux(es). ** In an effort to best serve the packaging needs and requirements of our customers globally, this product features region-exclusive part numbers. To obtain the complete list of part numbers available in your region, e-mail us at subarc@itw-welding.com, contact your regional ITW Welding office, or contact Hobart Brothers customer service (North America)


  • Copper-coated wire
  • Moderate manganese and silicon levels
  • Suitable for use with a wide variety of Hobart® fluxes


  • Single and multiple-pass welding using recommended fluxes
  • Non-alloyed and fine-grain steels
  • General Fabrication
  • Structural Components
  • Heavy Equipment Components
  • Railcar Frames
  • Wheel Fabrication
  • Storage Tanks
  • Boilers
  • Pressure Vessels
  • Ship Panels
  • Pipe Double Jointing
  • Wind Towers

Product Attributes

Trade Name

» Hobart® SDX S2Si-EM12K
» Hobart®

AWS Classification

» EM12K


» 5/64"


» 55 lb


» Wire Basket