Knife steel · Stainless Steel · Premium
AUS-4
Stainless Steel · Hardness 55–57 HRC
Performance Ratings
Edge Retention
Corrosion Resist.
Toughness
Ease to Sharpen
Overall Score
44.1/100
Chemical Composition
Carbon
0.43%
Chromium
13.75%
Best For
EDC
The AUS-4 is a stainless steel used in knife manufacturing. This steel is classified as Premium tier based on its composition and properties.
Chemical Composition
| Element | Content |
|---|---|
| Carbon | 0.43% |
| Chromium | 13.75% |
| Molybdenum | N/A% |
| Vanadium | N/A% |
| Tungsten | N/A% |
| Cobalt | N/A% |
| Manganese | N/A% |
| Nickel | N/A% |
| Silicon | N/A% |
Hardness
- Minimum HRC: 55
- Maximum HRC: 57
Performance Ratings
| Metric | Score |
|---|---|
| Edge Retention | 14.6/100 |
| Corrosion Resistance | 33.8/100 |
| Toughness | 67.0/100 |
| Ease of Sharpening | 72.5/100 |
| Overall Score | 44.1/100 |
Best For
This steel is well-suited for: EDC
About AUS-4
AUS-4 is a stainless steel with excellent properties for knife making. Its composition provides a good balance of edge retention, durability, and workability.
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