High Carbon

Morakniv's unspecified carbon grade. Behaves like a plain 1080-class steel.

Typical hardness

Not published

Edge retention

2/5

Toughness

4/5

Corrosion resistance

1/5

Ease of sharpening

5/5

1-5 is a relative ranking drawn from published composition and hardness, not a lab measurement. Higher is better on every axis, and no steel is a 5 across the board — edge retention and toughness pull against each other.