Hardsteel 55D

Flux-cored wire for automatic and semi-automatic submerged-arc hardfacing of steel mill rolls and similar parts exposed to metal-to-metal friction, cyclic thermal load and corrosion.

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Additional Information
Diameter, mm 2.0 - 4.0
Curent type / Shielding DC+ / Flux
Working conditions Metal-to-metal friction, cyclic thermal load and corrosion.
Applications

Hardfacing of strip hot rolling mill rolls, pinch rolls, coiler rollers, etc.

Recommended flux  EFA-1
Slag separation good
Deposit factor, g/A·h 14 - 18
Crack susceptibility moderate
Wire consumption, kg 1.05 - 1.20
Hardness of weld metall HRC 50 - 60

OPERATING CONDITIONS

Wire diameter, mm

Current, A

Voltage, V

Deposition rate, m/h

2.0

200 – 350

26 – 32

20 – 40

2.8

250 – 500

28 – 32

25 – 40

3.2

300 – 600

28 – 32

25 – 40

3.6

350 – 650

29 – 33

25 – 40

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