Our Steels
ST650 Powder Steel
Powder steel, meticulously formulated with a precise blend of carbon, vanadium, and other essential elements, is the cornerstone of high-end kitchen knives. With a focus on preformance and durability. ST650 steel elevates the culinary experience with its exeptional sharpness, extended edge retention, and superior corrosion resitance.
Composition
- Caron: 1.35%
- Vanadium: 3.1%
- Chromium: 13.1%
- Molybdenum: 2.0%
- Tungsten: 1.0%
- Other elements: Aluminium, Silicon, Manganese,
Cobalt, Nickel, Copper, Niobium
Crafted exclusively for Ryda Knives AB in Sweden, each knife forged from ST650 powder steel embodies the essence of precision engineering and culinary artistry. From delicate slicing to demanding chopping, ST650 steel delivers unparalleled performance, setting a new standard for excellence in high-end kitchen cutlery.
Sharpness
ST650 steel facilitates razor-sharp edges, ensuring precision cuts with minimal effort. Tungsten contributes to the steel's ease of sharpening.
Edge retention
With high levels of vanadium and chromium, ST650 maintains its edge through prolonged use, reducing the need for frequent sharpening.
Corrosion resistance
Chromium content provides excellent resistance to rust and staining, ideal for kitchen environments prone to moisture exposure.
Toughness
Molybdenum enhances the steel's toughness, allowing it to absorb impact and lateral forces without chipping or fracturing easily.

Aus-10 steel
Aus-10 steel embodies the spirit of Japanese craftsmanship, delivering not just performance, but a sense of harmony in everyday tasks. Crafted with precision and care by the skilled artisans at Aichi Steel Corporation, Aus-10 is a harmonious fusion of strength, edge retention, and rust resistance, making it a prized steel in the world of cutlery.
Composition
- Carbon: Approximately 1.0%
- Chromium: 14-15%
- Molybdenum: 0.2-0.3%
- Vanadium: 0.1-0.3%
- Other elements: Nickel, manganese
The composition of Aus-10 steel is balanced, with each element contributing to its exceptional performance. The carbon content provides the foundation for its hardness, while chromium forms a protective shield against corrosion. Molybdenum and vanadium enhance its toughness and edge retention, ensuring that knives made from Aus-10 steel stand the test of time.
Hardness
Aus-10 steel embraces a high level of hardness, typically around 58-60 HRC, making it capable of retaining a sharp edge through extended use.
Edge retention
Its remarkable edge retention ensures that knives fashioned from Aus-10
steel maintain their sharpness, even under demanding conditions.
Corrosion resistance
The chromium content in Aus-10 steel offers a reliable defense against corrosion, making it suitable for use in various environments, including the kitchen.
Toughness
Despite its hardness, Aus-10 steel balances toughness with the rigors of daily use, providing durability and reliability.
Maintenance
Aus-10 steel welcomes sharpening with ease, ensuring that maintenance remains a pleasant experience for users, further enhancing its appeal.

Elmax steel
Elmax steel emerges as a contemporary marvel in the realm of stainless alloys, prized for its remarkable blend of edge retention, corrosion resistance, and overall durability. Elmax embodies the pinnacle of metallurgical innovation, catering to the demands of discerning craftsmen and users alike.
Composition
- Composition
- Carbon: Typically around 1.7%
- Chromium: 18%
- Molybdenum: 1%
- Vanadium: 3%
- Other elements: Silicon, manganese
Edge retention
Elmax steel boasts an extraordinary ability to maintain sharpness, making it a preferred choice for high-performance cutting tools.
High wear resistance
Thanks to its high chromium and vanadium content, Elmax exhibits excellent resistance to wear, ensuring longevity even under demanding conditions.
Corrosion resistance
With a chromium content of 18%, Elmax steel offers great resistance to corrosion, making it suitable for use in challenging environments.
Toughness
Despite its high hardness, Elmax retains a level of toughness, providing resilience against impact and lateral forces.
Sharpening
While possessing high hardness, Elmax is still relatively easy to sharpen, enhancing its practicality for both professionals and enthusiasts.
RWL34 Steel
RWL34 is a relatively new powdered metallurgy stainless steel, appreciated for its suitability in crafting knives and other premium tools. Engineered by the skilled people at manufacturer Damasteel AB, RWL34 emerges as a treasured member of the PM steel family, celebrated for its graceful balance of edge retention, resilience against corrosion, and strength.
Composition
- Carbon: 1.05%
- Chromium: 14%
- Other alloying elements: Molybdenum, vanadium
Edge retention
A blend of molybdenum and vanadium amplifies RWL34, enhancing its overall resilience and resistance to wear.
High wear resistance
The addition of chromium (14%) acts as a guardian, offering RWL34 an armor against the assaults of moisture and corrosive elements.
Corrosion resistance
With a chromium content of 18%, Elmax steel offers great resistance to corrosion, making it suitable for use in challenging environments.
Sharpening
While possessing high hardness, RWL34 is still relatively easy to sharpen, enhancing its practicality for both professionals and enthusiasts.