Flux-Cored Wires - Gas-Shielded [view all]
ED032389 ED032390 ED032388

UltraCore® 81K2C-H

25lb plastic spool Innershield NR-305

AWS: E81T1-K2C-JH4, E81T1-C1A5-K2-H4

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Top Features

  • Capable of producing weld deposits with impact toughness exceeding 111 - 141 J (82 - 104 ft·lbf) at -40°C (-40°F)
  • Designed for welding with 100% CO2 shielding gas
  • Premium arc performance and bead appearance
  • H4 diffusible hydrogen levels
  • ProTech® foil bag packaging

Typical Applications

  • High strength steels with 550 MPa (80 ksi) tensile strength
  • Offshore
  • Shipbuilding

Welding Positions


Shielding Gas

  • 100% CO2

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Consumable Details

Diameter (in)
Diameter (mm)
Product Number
33 lb Plastic Spool (Foil Bag)
UltraCore 81K2C-H
UltraCore 81K2C-H
UltraCore 81K2C-H
  • AWS A5.29/A5.29: 2005 E81T1-K2C-JH4
  • ASME SFA-A5.29: E81T1-K2C-JH4
  • ABS: 4YQ460SA H5
  • Lloyd's Register: 4Y46S H5
  • DNV Grade: IV 46MS H5