Surfacing

PP-Np-20

Flux-cored wire is designed for submerged-arc or gas-shielded hardfacing of parts exposed to metal-to-metal friction.

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Additional Information

Diameter, mm	1.2 - 4.0
Curent type / Shielding	DC+ / Flux, Ar, СО₂, Ar + CO₂
Working conditions	Metal-to-metal friction
Applications	Hardfacing of tracked vehicle undercarriage parts, sintering machine segments, roller table rollers, crane wheels, tram wheel treads, brake pulleys, shaft seats, etc.

Recommended flux	EFA-1, АN-348A, АN-60
Slag separation	excellent
Deposit factor, g/A·h	10 - 15
Crack susceptibility	low
Wire consumption, kg	1.05 - 1.15
Hardness of weld metall	HRC 20 - 40

OPERATING CONDITIONS (submerged arc)

Wire diameter, mm	Current, A	Voltage, V	Deposition rate, m/h
1.6	150 – 230	27 – 30	8 – 15
2.0	180 – 280	29 – 31	10 – 18
2.4	220 – 320	30 – 32	13 – 20
2.8	260 – 380	31 – 33	14 – 22
3.2	300 – 430	32 – 34	15 – 25

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PP-Np-20

Current, A

Voltage, V