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Home » Products » Hard Facing Electrodes(Core,Bare & Coated) » Hard Facing Electrode

Hard Facing Electrode

Hard Facing Electrode
Hard Facing Electrode
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Product Code : HC420
Product Description

HardCover 420 (HC420) is a high chromium cast iron for hardsurfacing components subject to extremely severe abrasive wear and moder-ate impact. The weld deposit contains a high proportion of hard primary chromium car-bides in a tough austenitic matrix. HC420 is used for hardfacing components undergoing wear by earth, sand and abrasives.

Typical Applications :

  • Gyratory crusher cones and mantles
  • Catalyst pipes and valves
  • Slurry pipes and valve bodies
  • Dredge pump bodies
  • Sand dredge parts
  • Extruder screws
  • Mining and earth moving equipment

Specification :


AWS Classification

Hardfacing

Welding Current

DCEN

Typical wire chemistry (As Welded)

C

Mn

Si

Cr

Fe

5

1.5

1.5

27

BAL

Typical Mechanical Properties (As Welded)

Hardness on 3 layers, Rc

60

Welding Positions

F,H

Available Diameters and suggested Operating Range in Amps

.045"

100 - 300

1/16"

150 - 350

3/32"

250 - 400

 


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