Surfacing

Hardsteel 45/2

Flux-cored wire for automatic and semi-automatic submerged-arc hardfacing of steel mill rolls 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 continuous-casting (CC) machine rollers, rolls of section hot rolling mills, etc.

Recommended flux	EFA-1
Slag separation	good
Deposit factor, g/A·h	14 - 18
Crack susceptibility	low
Wire consumption, kg	1.05
Hardness (2-layer)	HRC 36 - 50

OPERATING CONDITIONS

Wire diameter, mm	Current, A	Voltage, V	Deposition rate, m/h
2.0	200 – 350	26 – 32	20 – 30
2.8	250 – 550	28 – 32	25 – 40
3.2	300 – 650	28 – 32	25 – 40
3.6	350 – 650	29 – 33	25 – 40

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Hardsteel 45/2

Current, A