N690 is an Austrian stainless steel produced by Bohler-Uddeholm, designed as a versatile knife steel with a good balance of corrosion resistance, toughness, and edge-holding capability. Its composition includes chromium, molybdenum, and vanadium, providing reliable performance in wet or harsh environments. N690 is not a powder metallurgy steel but offers excellent value for mid-to-high-end knives.
优点
- High corrosion resistance
- Good toughness
- Affordable and widely available
- Easy to sharpen
- Suitable for everyday knives and outdoor use