Knife enthusiasts often seek steels that resist corrosion, and Vanax has become a benchmark. Developed by Swedish steelmaker Uddeholm, Vanax approaches the longstanding hardness challenge in knife metallurgy with a unique solution.
Rather than relying on carbon to form hard carbides, Vanax incorporates nitrogen. This adjustment provides superior resistance to rust and staining compared to most stainless steels, while maintaining edge stability through extended use.
The result is distinct performance trade-offs. Vanax differs from steels such as MagnaCut and M390 in its corrosion resistance, edge retention, and sharpening. These characteristics help determine its strengths and the compromises required, allowing users to assess if the premium matches their usage needs.
Vanax Steel and the Role of Nitrogen in Its Composition
Vanax Steel Overview as a Nitrogen-Based Knife Steel
Vanax uses powder metallurgy with nitrogen as the primary hardening element instead of carbon. Uddeholm, a Swedish manufacturer and part of Bohler-Uddeholm, created Vanax specifically for cutlery and introduced it at Blade Show 2017.
Earlier industrial versions called Vanax 35 and Vanax 75 have been discontinued. The current version used for knives is Vanax SuperClean, also known as Vanax 37. This is the only form now produced for knife blades.
Sources, including Alpha Knife Supply and ZKnives, confirm that only the SuperClean variant is available. The SuperClean process produces a fine, uniform microstructure that supports edge stability and corrosion resistance.
Why Nitrogen Replaces Carbon in Vanax Composition
Vanax’s composition includes 0.36% carbon, 18.2% chromium, 1.55% nitrogen, 1.1% molybdenum, and 3.5% vanadium. The relatively high nitrogen content defines how the steel behaves. In most knife steels, carbon forms carbides with other elements, creating hard particles that support edge retention.
The problem is that carbon also binds with chromium, pulling it out of the steel matrix where it would otherwise form the protective oxide layer that prevents corrosion.
Nitrogen hardens steel by forming nitrides rather than carbides. These nitrides are finer and more evenly distributed, making them easier to sharpen due to smaller particles and improving corrosion resistance by keeping more chromium available to protect the steel.
The manufacturing process drives the cost. Standard powder metallurgy steels atomize molten steel into fine powder, then consolidate that powder through Hot Isostatic Pressing. Vanax adds a vacuum nitriding step, in which each powder particle receives a nitrogen coating before consolidation.
Knifemaker Shawn Houston notes that this step is technically demanding and expensive, yet necessary to achieve nitrogen saturation levels that are unattainable with conventional methods.
Vanax Steel Performance: Corrosion Resistance, Edge Retention, and Toughness
Why Vanax Achieves Near-Immunity to Corrosion
In salt-spray testing by Dr. Larrin Thomas at Knife Steel Nerds, Vanax and LC200N were the only steels with no corrosion after 72 hours in 3.5% saltwater spray. Other tested steels, including MagnaCut, exhibited at least minor spotting.
The mechanism is the nitrogen metallurgy discussed earlier. With less chromium tied up in carbide formation, more remains available to create the chromium oxide layer that forms a barrier against corrosive elements.
Dr. Thomas’s tests also found that improper heat treatment removes Vanax’s corrosion-resistant advantage. Vanax tempered at 1,000°F performed similarly to ordinary stainless, while tempering at 400°F retained its high corrosion resistance. Vanax depends on proper heat treatment to retain its corrosion resistance.
Vanax Edge Retention at 60-61 HRC
Vanax achieves a maximum hardness of 60-61 HRC, while MagnaCut can exceed 64 HRC. The lower hardness reflects a design trade-off that supports corrosion resistance. Raising the hardness would require changes to the heat treatment and would compromise Vanax’s primary strength.
At identical hardness levels, Vanax outperforms MagnaCut in edge retention according to Dr. Larrin Thomas’s normalized scale, with Vanax at 5.5/10 and MagnaCut at 5.0/10. The fine nitride structure supports this performance by enabling more uniform edge geometry during sharpening.
User reports on BladeForums, such as a Shirogorov F95T owner who has maintained shaving sharpness for over a month of light use, support the lab findings. Quiet Carry Drift users note similar edge retention in everyday carry situations.
Vanax Toughness: Where It Gives Ground
Vanax gives up toughness relative to alternatives. Its toughness rates approximately 5/10 on Dr. Thomas’s scale, compared to MagnaCut at 7/10 and LC200N at 8/10. In Charpy impact testing at 60 HRC, MagnaCut demonstrates more than 25% higher toughness than Vanax at equivalent hardness.
For tasks like batoning, prying, or impact loading, MagnaCut or LC200N is preferable. Vanax is designed for slicing and corrosion resistance, rather than for heavy-impact tasks. Selecting the appropriate steel depends on specific usage needs.
Vanax vs MagnaCut, M390, and LC200N: Which Steel Wins?
Vanax vs MagnaCut: Corrosion King vs. Balanced Champion
MagnaCut is often considered a benchmark premium knife steel, while Vanax and MagnaCut are optimized for different priorities.
MagnaCut advantages:
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25%+ higher toughness
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Maximum hardness above 64 HRC
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Finer carbides than most alternatives
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Lower material cost
Vanax advantages:
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No corrosion in salt spray testing
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Higher edge retention at matched hardness
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Easier sharpening due to fine nitrides
MagnaCut is suited for those who prioritize toughness and use their knives in dry conditions. Vanax is preferred in marine or humid environments or where corrosion resistance is a primary concern. The selection depends on intended use, rather than one being universally better than the other.
Vanax vs. M390: Premium Alternatives Compared
M390 has a longer production track record and wider availability across knife brands. It typically achieves 62-64 HRC in production knives, higher than Vanax’s ceiling. M390 also costs less as a raw material.
Vanax offers stronger corrosion resistance than M390 because more chromium is retained in the steel matrix. M390’s larger carbides make sharpening more difficult and time-consuming, as confirmed by micrographs from Knife Steel Nerds.
Vanax may be preferable for those who sharpen frequently or carry in wet conditions. M390 remains a strong option for those who prefer higher maximum hardness, established production consistency, and a lower price.
Vanax vs. LC200N: Two Paths to Extreme Corrosion Resistance
LC200N matches Vanax in corrosion testing. Both survive 3.5% saltwater spray without visible degradation. LC200N offers significantly higher toughness, rating 8/10 compared to Vanax’s 5/10 on Dr. Thomas’s scale.
The main difference is edge retention. Reports indicate that Vanax maintains a usable edge longer between sharpenings than LC200N, both in testing and regular use.
LC200N is often chosen for applications such as hard-use knives, where impact resistance is a priority and cost is a factor. Vanax is suitable where both corrosion resistance and longer edge life between sharpenings are vital.
How to Sharpen Vanax Steel: Why It’s Easier Than You’ve Heard
Common Claim: Vanax Is Difficult to Sharpen
Some sources claim Vanax is difficult and time-consuming to sharpen, often associating high hardness with sharpening difficulty.
However, the ease of sharpening depends more on the size and structure of the hard particles than on hardness alone.
What Happens in Practice
Knifemakers report that Vanax sharpens more easily than its hardness might imply. Nitrogen-based metallurgy produces finer nitrides, enabling smoother edge refinement than in steels with larger carbides.
Some users compare the sharpening feel of Vanax to that of high-quality carbon steels rather than to that of harder stainless steels. BladeForums and Quiet Carry Drift owners have shared similar comments.
Diamond stones are effective for sharpening Vanax, but standard waterstones work well too. Many users start with 400-600 grit to establish the edge, then progress to 1,000-4,000 grit based on the desired finish. Stropping between sharpening sessions can help maintain the edge.
Vanax Knife Maintenance: What the Steel Needs (and What It Doesn’t)
Why Vanax Requires Less Maintenance Than Most Premium Steels
Vanax’s corrosion resistance helps prevent rust and also protects the edge apex from micro-corrosion. Micro-corrosion occurs when moisture gradually degrades the cutting edge, even on stainless steels.
In humid environments or after handling sweaty objects, even high-chromium steels experience this edge degradation. Vanax resists it, maintaining sharpness longer under adverse conditions.
BladeForums users from humid climates report that Vanax helps maintain edge sharpness longer between sharpenings, even with frequent exposure to moisture.
Routine care for Vanax blades is minimal compared to other premium steels. Rinse after cutting acidic foods. Wiping dry before storage is recommended, though not always required. Light oil can be applied to pivot and action components. No specialized blade treatments are needed.
The One Maintenance Factor You Cannot Control: Heat Treatment Quality
Proper heat treatment is essential for Vanax’s performance. Dr. Thomas’s testing showed that tempering at 1,000°F reduces Vanax’s corrosion resistance to that of conventional stainless steels. The intended benefits are achieved only with proper processing.
Buyers cannot verify the quality of heat treatment themselves. This makes purchasing from reputable manufacturers a necessity for Vanax compared to simpler steels. Signs of good heat treatment include consistent edge performance without unexpected chipping and corrosion resistance that matches the steel’s reputation.
If a Vanax blade develops rust or pitting under regular conditions, the heat treatment may have been compromised during production.
Why Vanax Steel Costs More: Manufacturing Complexity and Value Proposition
The Exotic Manufacturing Step That Drives Vanax Pricing
Vanax raw material costs are reported as approximately three times those of S30V and twice those of Elmax, according to discussions on BladeForums. This premium is consistent among suppliers.
The cost reflects the manufacturing complexity. Standard powder-metallurgy steels atomize molten steel into powder and consolidate it via Hot Isostatic Pressing. Vanax adds a vacuum nitriding step before consolidation. Each powder particle receives a nitrogen coating in a controlled atmosphere before the HIP process.
Knifemaker Shawn Houston describes the process as technically demanding and expensive to perform consistently. The resulting nitrogen saturation cannot be achieved with conventional heat treatment or surface nitriding. The higher cost is directly related to the complexity of production.
What the Premium Actually Buys: Reduced Ownership Costs Over Time
The Vanax premium covers rust prevention in most environments, less frequent sharpening, and reduced maintenance. Users can carry Vanax knives without concern for blade condition in a wide range of settings.
Over time, a Vanax knife may result in lower total ownership costs than M390, including time and maintenance supplies. For those who use their knives regularly under varying conditions, Vanax offers practical advantages. The value depends on how often the knife is exposed to moisture and how frequently it is sharpened.
How to Choose Between Vanax, MagnaCut, and M390 for Your EDC
When Vanax Is the Right Choice for EDC
Use these criteria to match the steel to your use case.
Choose Vanax if:
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You carry in humid or coastal climates.
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Blade-to-skin contact is frequent.
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You prefer minimal maintenance and want to avoid corrosion.
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Slicing performance and edge retention are priorities over impact resistance.
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You accept premium pricing for corrosion resistance.
Vanax has been used in everyday-carry knives, such as the Quiet Carry Drift, which received the Best EDC Knife award at Blade Show West 2019, demonstrating the steel’s suitability for pocket-carry applications.
When MagnaCut or M390 Serves You Better
MagnaCut is a good choice for higher-toughness and harder-use tasks, such as batoning or prying. It also offers higher hardness potential and a lower price. MagnaCut may be preferred in mostly dry environments where corrosion resistance is not the main concern.
M390 is suitable for those who value an established production record and lower cost, and who are comfortable with more effort in sharpening in exchange for price savings.
Each steel type serves different priorities. Choosing the best option depends on individual needs and intended use.
URBAN EDC Vanax Options: F5.5, Jib, and Becerro
Vanax is selected for specific models based on intended use. The F5.5 with Vanax SuperClean is designed for those who require wet-condition reliability. Developed with Jesper Voxnaes, the modified sheepsfoot blade in a compact 2.7” format is paired with this steel to reduce corrosion concerns.
The URBAN Jib in Darkwashed Vanax ($279) features an Antiqued Bronze Linerlock and Titanium Backspacer, targets collectors who prioritize materials and construction. The URBAN Becerro in Vanax ($325-345) is available with Fat Carbon handle options for those who want distinctive materials.
MagnaCut and M390 variants are also available in the lineup. Steel selection is based on matching the knife to its intended use.
Our Vanax Knives: Models, Designers, and Steel Selection Philosophy
Why We Pair Vanax with Specific Designs
We select steels based on how the knife will be used. The F5.5 Vanax variant is offered for those who require wet-condition reliability.
The modified sheepsfoot blade by Jesper Voxnaes, paired with Vanax, results in a compact EDC knife suitable for humid and coastal environments. The design and steel are selected for this specific application.
The Jib and Becerro use Vanax in limited-edition releases for collectors who value steel performance and ease of maintenance. The product lineup includes MagnaCut and M390 to accommodate different preferences and uses.
Getting Started: Vanax Models and Pricing
Our current Vanax offerings include the URBAN Jib in Darkwashed Vanax ($279), URBAN Becerro variants ($325-345, depending on handle), and F5.5 Vanax models. All Vanax versions are produced in limited quantities.
New products are released weekly on Wednesdays at noon Pacific Time. Yamato Club members ($9/month) receive early access to releases. A 30-day money-back guarantee applies to all purchases.
Vanax Steel FAQ: Answers to Common Questions
What Is Vanax Steel Made Of?
Vanax composition consists of:
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0.36% Carbon
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18.2% Chromium
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1.55% Nitrogen
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3.5% Vanadium
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1.1% Molybdenum
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0.3% Silicon
The high nitrogen content sets Vanax apart from conventional knife steels. Nitrogen replaces carbon as the primary hardening element, forming fine nitrides rather than larger carbides. This composition provides both extreme corrosion resistance and easier sharpening than high-carbide steels.
Is Vanax Better Than M390 for EDC Knives?
The answer depends on your priorities. Vanax offers superior corrosion resistance and easier sharpening due to its fine nitride structure. M390 achieves higher hardness (62-64 HRC vs 60-61 HRC) and costs less as raw material.
For wet environments or low-maintenance preference, Vanax is better. For maximum hardness at a lower cost with a proven production history, M390 is better. Both are premium EDC steels with different optimization targets.
Can Vanax Steel Rust Under Normal Conditions?
Properly heat-treated Vanax resists rust under normal conditions. It passed 72-hour 3.5% saltwater spray testing with zero visible corrosion, as tested by Dr. Larrin Thomas at Knife Steel Nerds. The critical caveat: improper heat treatment can eliminate this resistance. Purchase from reputable manufacturers with documented quality control to ensure proper processing.
What Is the Difference Between Vanax 35, Vanax 75, and Vanax SuperClean?
Only Vanax SuperClean exists today for knife applications. Vanax 35 and Vanax 75 were earlier industrial formulations that have been discontinued. Alpha Knife Supply and ZKnives documentation confirm these versions are no longer produced. Any knife marketed with current Vanax uses the SuperClean formulation, sometimes labeled Vanax 37, which Uddeholm developed specifically for cutlery and unveiled at Blade Show 2017.
