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Low and Intermediate Carbon Steel for Coating


Low- and intermediate-carbon steels (such as 1020, 4130, or 4340 equivalents) are the tough, ductile workhorses of the surface engineering world. Rather than providing extreme hardness, these alloys are engineered to absorb impact, resist cyclic fatigue, and offer excellent machinability. They are primarily used in high-volume Laser Cladding (DED), PTA, and Thermal Spray applications to rebuild heavily worn or mis-machined components back to their original OEM dimensions.



Ideal Applications for Carbon Steel Powders:


  • Heavy Machinery Repair: Rebuilding worn bearing seats, gear journals, and massive hydraulic cylinders.
  • Marine & Rail: Dimensional restoration of drive shafts, axles, and locomotive engine blocks.
  • Foundation Layers: Acting as a tough, ductile buffer layer beneath brittle hardfacing carbides in mining and excavation equipment.
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Product Nominal Composition Application
Lattice™ CS-4405 Fe <0.12C 4Ni 1.5Cu 0.5Mo A component of powder mixtures for depositing wear-resistant coatings using plasma spraying and welding deposition. Nickel-Copper-Moly reinforced steel for high-strength welding deposition. Used for repairing or reinforcing structural aerospace and high-stress engine mounts.
Lattice™ CS-420 Fe 0.25C 0.5Si 13Cr <1Ni 1.2Mn Designed for surface facing aggressive shock, high-velocity slip, and abrasive wear such as landing gear pivots and actuator tracks.
Lattice™ CS-M2 Fe 23Cr 2Ni 2Si 0.4Mo <3Others Specialized resistance to fluid erosion. Essential for pump impellers, fuel valves, and components subjected to high-velocity fluid flow.
Lattice™ CS-431 Fe 17Cr 2Ni 0.18C A versatile surfacing alloy for components under heavy mechanical loads and aggressive slip, ideal for re-manufacturing worn aerospace shafts.