Knife Steel Types Compared: How to Choose the Right Steel for Your Knife
Written by Juan Arango | Colombian Army Infantry Lieutenant · FAA Senior Rigger · 11,000+ Jumps
Last Updated: May 2026
Quick Answer: Steel choice comes down to how you'll use it. EDC and general use: 154CM or S35VN. Hard-use tactical and outdoor: 1095 high carbon. Wet environments: S30V or LC200N. Not sure? Read on: it's simpler than it looks.
You're shopping for a knife and the product page says "154CM steel" or "1095 high carbon" or "S35VN." What does that actually mean? Is one better than the other? Does it even matter?
Here's the honest answer: steel type matters less than most people think, but when it matters, it really matters. This guide will teach you what different steels actually do, how to match steel to your use case, and when to stop overthinking it.
Quick Steel Recommendations by Use
Need a recommendation right now?
EDC / General Purpose: 154CM, S35VN, 14C28N, VG-10
Tactical / Hard Use: 1095, D2, 3V
Hunting / Field Dressing: S30V, 154CM, VG-10
Wet Environments / Marine: LC200N, H1, S30V
Budget-Friendly: 8Cr13MoV, 14C28N, 420HC
Want all 18 steels on one page? Grab the free chart, and then print it or save it to your phone.
What steel actually does
Every steel is a compromise. No steel wins on all four properties — choosing one means trading off another. Here's what each property means and which steels lead in each category.
| Property | What it means | High performers | The tradeoff |
|---|---|---|---|
| Edge retention | How long it stays sharp | S30V S35VN M390 20CV | Need diamond or ceramic stones to sharpen. A cheap pocket sharpener won't cut it. |
| Toughness | Resistance to chipping and breaking under impact | 1095 3V 5160 A2 | Dull faster — you'll sharpen more often, but the edge won't chip when you hit something hard |
| Corrosion resistance | How much it rusts — steels with 13%+ chromium are classified as stainless | H1 LC200N S30V 154CM | High-chromium steels often sacrifice toughness — the same carbides that prevent rust can make the steel more brittle |
| Ease of sharpening | How hard it is to restore the edge with basic tools | 1095 14C28N AUS-8 420HC | Easy-sharpening steels dull faster — the edge doesn't last as long between sessions |
Rockwell hardness (HRC)
Knife product pages often list specs like "RC 56–58" or "60–61 HRC." Rockwell hardness measures resistance to deformation — higher numbers mean harder steel with better edge retention, but less toughness. Most EDC and tactical knives fall between 56–62 HRC.
| HRC range | What it means | Best for |
|---|---|---|
| 54–56 | Softer, tougher | Heavy choppers, machetes, hard-use knives |
| 56–58 | Balanced | Tactical knives, outdoor and survival, general use |
| 58–60 | Harder, better edge retention | EDC folders, field knives, precision cutting |
| 60–62 | Very hard | Specialty knives, slicers, high-end EDC folders |
| 62+ | Extremely hard | Specialty blades and precision cutting tools. Rare in tactical or EDC knives. |
The same steel heat treated to different hardness levels performs completely differently. A TOPS knife in 1095 at 56 HRC behaves differently than 1095 at 60 HRC. Good heat treatment is what separates a $50 knife that performs from a $200 knife that doesn't.
Carbon steel vs. stainless steel
This is the most fundamental steel decision. Everything else is details.
Examples: 1095, 1080, 1075, O1, A2, 5160, 52100
- Extremely tough. Absorbs impact without chipping.
- Easy to sharpen with basic tools
- Takes a razor-sharp edge
- Often cheaper than premium stainless
- Rusts if not maintained
- Requires wiping dry after use
- Needs occasional oiling for storage
- Will develop a patina over time
Hard-use knives, bushcraft, survival, batoning, users who don't mind maintenance
Examples: 154CM, S30V, S35VN, VG-10, 440C, AUS-8
- Corrosion resistant. Won't rust with normal use.
- Low maintenance
- Good for humid climates and wet environments
- Generally harder to sharpen than carbon steel
- Can be more brittle at high hardness
- Premium stainless steels are expensive
EDC, marine environments, humid climates, users who want low maintenance
Examples: D2 M4 CPM-3V CruWear
These steels have some chromium but not enough to qualify as true stainless (13%+). They sit between carbon and stainless: better corrosion resistance than carbon steel, better toughness than most stainless.
D2 is the most common. It has about 12% chromium, just under the stainless threshold. It won't rust as fast as 1095, but it's not maintenance-free either.
Ratings are relative to other knife steels, not absolute measures.
Take this chart with you. Download the free PDF: print it, save it to your phone, or bring it to the knife shop.
Scroll right to see full table
| Steel | Edge retention | Toughness | Corrosion | Sharpening | Price |
|---|---|---|---|---|---|
| 1095 | ★★☆☆☆ | ★★★★★ | ★☆☆☆☆ | ★★★★★ | $ |
| 8Cr13MoV | ★★☆☆☆ | ★★★☆☆ | ★★★☆☆ | ★★★★☆ | $ |
| 14C28N | ★★★☆☆ | ★★★☆☆ | ★★★★☆ | ★★★★★ | $ |
| AUS-8 | ★★☆☆☆ | ★★★☆☆ | ★★★☆☆ | ★★★★☆ | $ |
| 420HC | ★★☆☆☆ | ★★★☆☆ | ★★★☆☆ | ★★★★★ | $ |
| O1 | ★★★☆☆ | ★★★★☆ | ★☆☆☆☆ | ★★★★★ | $ |
| 5160 | ★★☆☆☆ | ★★★★★ | ★☆☆☆☆ | ★★★★☆ | $ |
| D2 | ★★★★☆ | ★★★☆☆ | ★★★☆☆ | ★★☆☆☆ | $$ |
| 154CM | ★★★☆☆ | ★★★☆☆ | ★★★★☆ | ★★★☆☆ | $$ |
| VG-10 | ★★★☆☆ | ★★★☆☆ | ★★★★☆ | ★★★☆☆ | $$ |
| A2 | ★★★☆☆ | ★★★★☆ | ★★☆☆☆ | ★★★☆☆ | $$ |
| S30V | ★★★★☆ | ★★★☆☆ | ★★★★☆ | ★★★☆☆ | $$$ |
| S35VN | ★★★★☆ | ★★★★☆ | ★★★★☆ | ★★★☆☆ | $$$ |
| M390 / 20CV | ★★★★★ | ★★★☆☆ | ★★★★★ | ★★☆☆☆ | $$$ |
| Magnacut | ★★★★☆ | ★★★★☆ | ★★★★★ | ★★★☆☆ | $$$ |
| 3V | ★★★☆☆ | ★★★★★ | ★★★☆☆ | ★★☆☆☆ | $$$ |
| LC200N | ★★★☆☆ | ★★★☆☆ | ★★★★★ | ★★★☆☆ | $$$ |
| H1 | ★☆☆☆☆ | ★★★☆☆ | ★★★★★ | ★★★★☆ | $$$ |
Common knife steels explained
Here's what each steel actually means in practice. The first four tiers are organized by price. Hard-use / workhorse steels sit outside that ladder — they're chosen for toughness, not cost savings.
8Cr13MoV Spyderco Tenacious →
Chinese stainless, roughly equivalent to AUS-8. Decent all-around performance at very low cost. Easy to sharpen, adequate edge retention, good corrosion resistance. Gets a bad reputation it doesn't fully deserve at this price point.
420HC
Basic stainless used by Buck and others. With good heat treatment it performs well above its price point. Easy to sharpen, adequate edge retention for light use.
AUS-8
Japanese stainless, similar to 8Cr13MoV. Good corrosion resistance, easy to sharpen, moderate edge retention. Popular on mid-range production knives.
These steels are chosen for toughness, not price. 1095 is cheap to produce as a raw material but appears in knives across every price point. What you're paying for is craftsmanship and heat treatment — not the steel itself.
1095 Fixed blades →
Simple carbon steel with ~0.95% carbon. Extremely tough, easy to sharpen, takes a keen edge. Rusts easily and requires maintenance. The workhorse of hard-use fixed blades and the steel behind every TOPS knife in the store.
5160
Spring steel with added chromium for slightly better corrosion resistance than 1095. Exceptional toughness — the steel of choice for large choppers and swords. Dull faster than stainless but absorbs punishment well.
O1
Oil-hardened tool steel. Excellent toughness and takes a very sharp edge. Better edge retention than 1095 at the cost of more maintenance. Popular on custom and high-end production fixed blades.
A2
Air-hardened tool steel with slightly better corrosion resistance than O1. Good balance of toughness and edge retention. Used by makers who need impact resistance without going full carbon steel.
154CM
American stainless, considered an upgrade to 440C. Good balance of edge retention, toughness, and corrosion resistance. Not difficult to sharpen. Used by Benchmade and many quality manufacturers. Typically 60-61 HRC.
VG-10
Japanese stainless with added vanadium for slightly better toughness. Takes an extremely sharp edge. Popular on Spyderco knives and quality kitchen knives.
Tool steel with ~12% chromium (semi-stainless). Excellent edge retention, some rust resistance, but harder to sharpen than most steels. Requires a bit of technique to get a fine edge.
14C28N Kershaw Leek →
Swedish stainless from Sandvik. Excellent ease of sharpening, good corrosion resistance, reasonable edge retention. One of the best value steels available at any price point.
S30V
Developed by Crucible Industries specifically for high-end knives. Excellent edge retention, good corrosion resistance, reasonable toughness. For years the benchmark for premium folders.
S35VN
Improved version of S30V with niobium added. Slightly tougher, slightly easier to sharpen, similar edge retention. The current benchmark for premium production knives.
M390
Austrian super steel from Böhler-Uddeholm. Among the best edge retention available. Excellent corrosion resistance. Found on high-end production and custom knives.
20CV
American equivalent to M390, made by Crucible. Essentially identical performance.
3V / CPM-3V
Extremely tough tool steel. Used on large choppers and hard-use fixed blades where impact resistance is critical. Harder to sharpen but nearly indestructible.
LC200N
Nitrogen-based stainless with exceptional corrosion resistance. Won't rust even in saltwater. Used on dive knives and marine applications.
H1
The ultimate in rust resistance. It essentially cannot corrode. Used by Spyderco on their Salt series. The tradeoff is poor edge retention. Great for diving and marine use, but not suited for tasks requiring a sustained edge.
Magnacut
New steel (2021) designed by metallurgist Larrin Thomas to balance all four properties. Achieves high toughness and high corrosion resistance by eliminating chromium carbides. Considered a breakthrough but still relatively rare in production knives.
Matching steel to your use case
The right steel depends entirely on what you're doing with the knife. Here's how to match steel to your actual use case.
Priority: balance of edge retention and corrosion resistance
Everyday tasks — opening packages, cutting cordage, minor utility work. You want something that stays sharp through a week of light use and doesn't rust sitting in your pocket.
Recommended steels
Priority: toughness and reliability
A defensive knife needs to work when your life depends on it. Edge retention matters less than knowing the blade won't snap or chip under stress.
Recommended steels
Priority: ease of sharpening and corrosion resistance
You'll make many cuts through hide and meat, and the blade will get wet. You need to touch up the edge in the field with basic tools.
Recommended steels
Priority: toughness above all else
You're going to beat on this knife. Baton wood, pry things, strike ferro rods. The blade needs to absorb impact without chipping.
Recommended steels
Priority: corrosion resistance
Saltwater destroys most steels. If you're diving, boating, or working near the ocean, you need steel that won't rust even with minimal maintenance.
Recommended steels
Priority: value for money
Focus on reputable manufacturers with good heat treatment rather than chasing expensive steel. A well-made budget knife beats a poorly-made premium one.
Recommended steels
What steel doesn't tell you
Heat treatment matters more than steel type
The same steel, heat treated by different manufacturers, can perform completely differently. Good heat treatment optimizes the steel's potential. Bad heat treatment wastes it.
TOPS, Benchmade, Spyderco, and other quality makers have dialed in their heat treatment over decades. A TOPS knife in 1095 will outperform a no-name knife in S30V with sloppy heat treatment.
Blade geometry affects cutting more than steel
A knife with thin, well-designed geometry in modest steel will often cut better than a thick, poorly-designed blade in premium steel.
Edge angle matters too. Reducing your edge angle from 50 degrees (25 per side) to 20 degrees (10 per side) can increase edge retention by roughly 5x — far more than switching steel types.
The $40 knife problem
A $40 knife in 8Cr13MoV with good heat treatment and geometry can outcut a $200 knife in S35VN with poor design. Don't assume expensive steel equals a better knife.
Diminishing returns
The difference between budget steel and mid-range steel is significant. The difference between mid-range and premium is smaller. The difference between premium and super-premium is barely noticeable for most users.
If you're not sure you need M390, you probably don't.
Maintenance by steel type
How you care for a knife depends on the steel. Carbon steel and stainless have different requirements — and coated blades add another layer to consider.
1095, O1, 5160 and similar
- Wipe dry immediately after use
- Apply light oil (mineral oil, camellia oil) before storage
- Don't leave in a leather sheath long-term — leather holds moisture
- Patina is normal and actually protective. Don't fight it.
- Sharpen with any stones or ceramic — these steels aren't picky. See our sharpeners →
154CM, S30V, VG-10 and similar
- Rinse and dry after heavy use or exposure to salt or acids
- No oiling required for most stainless
- Can be stored in sheaths without issue
- Use diamond or ceramic stones for harder steels (S30V and above)
- Softer stainless (AUS-8, 8Cr13MoV) sharpens easily on any medium
DLC, Cerakote, traction coating and similar
- Coating protects but wears off with use, especially on the edge
- Once coating wears, treat the blade according to the underlying steel type
- Coating is cosmetic and functional, but not a substitute for proper steel selection
Frequently Asked Questions
-
There is no best steel—only best steel for a specific use. 1095 is "best" for a hard-use fixed blade. S35VN is "best" for a low-maintenance EDC folder. H1 is "best" for a dive knife. Match the steel to your needs.
-
Diminishing returns kick in quickly. The jump from budget to mid-range steel (e.g., 8Cr13MoV to 154CM) is noticeable. The jump from mid-range to premium (154CM to S35VN) is smaller. Most users won't notice the difference between premium and super-premium steels.
-
Yes, with the right tools. You'll need diamond or ceramic stones—your grandfather's Arkansas stone won't cut it. It takes longer than sharpening 1095, but it's absolutely doable.
-
Heat treatment. Different manufacturers heat treat the same steel to different hardnesses and with different techniques. A knife in 154CM from Benchmade may feel different than 154CM from another maker.
-
Not really. What matters is the specific steel type and the manufacturer's heat treatment. American, Japanese, and German steels all include excellent options. A Chinese knife in S35VN with good heat treatment will outperform an American knife in mystery steel.
-
Generally no—that's the point of stainless. But if you're storing a knife long-term or live in an extremely humid environment, a light wipe of oil won't hurt.
The bottom line
1
Blade geometry and design
2
Heat treatment quality
3
Steel type
4
Edge angle and maintenance
5
User skill and technique
Steel is one variable among many. Don't obsess over steel type to the exclusion of everything else. A well-designed knife in modest steel, properly maintained, will serve you better than a poorly-designed knife in super steel.
That said, understanding steel helps you make smarter purchases. Now you know what 1095 vs. 154CM actually means, and when each one makes sense.
Still have questions? Email Juan. I personally answer every message.
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Sources & Further Reading
Knife Steel Nerds (knifesteelnerds.com) — Larrin Thomas, PhD metallurgist. The most technically rigorous resource on knife steel. His steel ratings and research informed much of this guide.
Crucible Industries — Manufacturer of CPM steels (S30V, S35VN, 3V, etc.). Their data sheets provide official specs.
Blade HQ Steel Guide — Good overview with practical buying advice.
KnifeCenter Steel Guide — Another solid reference from a major retailer.
TOPS Knives — Manufacturer specs and reasoning behind their steel choices.