Postalloy® DuraHard™ 2898-FCO

Abrasion resistant. Postalloy® DuraHard™2898-FCO is a general purpose flux-cored, open-arc hardfacing wire providing a good combination of abrasion resistance and toughness. Use for metal-to-metal-to-earth wear applications. Use to overlay carbon and low alloy steel and manganese steel. Multiple layers can be applied with proper preheat and inter-pass temperature.

Specifications

Product Type

  • Wire
  • Open-arc
  • Flux-cored

Applications

  • Tillage tools
  • Bulldozer blades and end bits
  • Conveyor screws
  • Dragline scrapers
  • Backhoe buckets
  • Dragline chain idlers
  • Clamshell buckets
  • Agitator bearings and shafts
  • Shovel and dragline bucket lips and teeth
  • Sprockets
  • Tractor grousers
  • Gudgeon hangers and pins

Weld Deposit Properties

Additional:
This alloy may relief check (depending on type of base metal, thickness, etc.) Non-cracking with proper preheat and post-heat temperatures.
Deposit Thickness:
Unlimited layers with proper procedures, including preheat and interpass temperature
Machinable:
Non-machinable must be ground
Hardness:
55Rc - 59Rc

Welding Parameters

Current Type: DC Electrode Positive

Volts Amps Diameter Stick Out
21-27 100-200 .045" (1.1mm) 3/4"-1¼"(19-32mm)
23-28 1/16" (1.6mm) 150-300
25-30 7/64" (2.8mm 325-500

Welding Procedure:

Product Equivalent:

Electrode: Postalloy® 21,

Wire: Postalloy® DuraHard™ 2898-MCG

Packaging Options

Diameter Standard Packaging Standard Packaging Available
.045" (1.1mm) 25 lb (11.30kg) spool 55 lb (25kg) coil
1/16" (1.6mm) 25 lb (11.30kg) spool 55 lb (25kg) coil
7/64" (2.8mm) 55 lb (25kg) coil