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Hardfacing Consumables Family Group

Diameters / Packaging

Diameters
 25 lb (11.3 kg) Steel Spool
5/64 in (2.0 mm) ED031119

Lincore® 40-O

Flux-Cored Self-Shielded (FCAW-S)

LINCORE® 40-O Flux-Cored Self-Shielded Wire is ideal to be used on low carbon, low alloy steels, rollers and shafts for metal-to-metal mild abrasion wear (Metal to Metal)

Diameter

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  • 5/64 in (2.0 mm)

Package

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  • 25 lb (11.3 kg) Steel Spool

DETAILS

LINCORE® 40-O provides higher hardness for metal-to-metal wear and mild abrasion on transfer tractor rolls, mine car wheels, guide rollers, bucket links, bases, actuating cams, crane wheels and shafts application offers unlimited layers with proper preheat and interpass temperatures and procedures.

Features

  • Higher hardness for metal-to-metal wear and mild abrasion
  • Used on transfer rollers and guides, crane wheels and shafts
  • Can be used on low carbon and low alloy steels
  • Unlimited layers with proper preheat and interpass temperatures and procedures

Typical Applications

  • Tractor rolls
  • Mine car wheels
  • Guide rollers
  • Bucket links and bases
  • Actuating cams

Welding Positions

  • Flat/Horizontal

Service Information

You May Also Need

33 lb Steel Spool Outershield MC-409 Flux-Cored Wire

Lincore® 55

ED031122

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

MECHANICAL PROPERTIES

Classification Number of layer Hardness Rockwell C
Typical Result 1 Layer 36
Typical Result 2 Layers 41
Typical Result 4 Layers 38

DEPOSIT COMPOSITION

Classification Number of layer %Al %C %Cr %Mn %Mo %Si
Typical Result 1 Layer 1.3 0.18 2.5 1.2 0.3 0.5
Typical Result 2 Layers 1.7 0.20 3.2 1.5 0.4 0.7
Typical Result 4 Layers 2.0 0.21 3.5 1.6 0.5 0.8

TYPICAL OPERATING PROCEDURES

Diameter Polarity ESO
mm (in.) 		Wire Feed Speed
m/min (in/min) 		Voltage
volts 		Approx. Current
amps 		Deposition Rate
kg/hr (lb/hr)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 3.2 (125) 24 218 3.2 (7.0)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 5.1 (200) 27 282 5.0 (11.1)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 6.4 (250) 30 327 6.3 (13.9)

NOTES

Note
Cold parts should be warmed to at least 25°C (75°F). Higher preheat of 150 - 260°C (300 - 500°F) may be necessary on thick parts or heavy sections.
Interpass temperatures between 150°C (300°F) and 200°C (400°F) do not affect the hardness of Lincore® 40-O significantly.