Hardfacing Consumables Family Group

Diameters / Packaging

Diameters
25lb Steel Spool
50lb Coil
5/64 ED031119 ED025907

Lincore® 40-O

Flux-Cored Self-Shielded (FCAW-S)

Low Alloy steels designed for rebuilding of carbon or low alloy parts used in applications involving non-lubricated rolling or sliding Metal-to-Metal wear.

DETAILS

Low Alloy steels designed for rebuilding of carbon or low alloy parts used in applications involving non-lubricated rolling or sliding Metal-to-Metal wear.

Features

  • Can be used on low carbon and low alloy steels
  • Unlimited layers with proper preheat and interpass temperatures and procedures
  • Higher hardness for metal-to-metal wear and mild abrasion

Typical Applications

  • Bark, Bucket, Crane, Crush, Drag
  • Drive, Hammer, Ingot, Kiln, Logging
  • Mine Car, Mix, Open Hearth , Power Generation
  • Rail, Roll, Shovel, Teeth
  • Tractor, Wheel

Welding Positions

  • Flat/Horizontal

Disclaimers

Warning -

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

You May Also Need

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.