ATS-34 steel: Everything You Need to Know

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ATS 34 steel is a popular choice for knife makers. It’s strong, resists rust, and holds an edge well. It is often compared to several other steels, particularly D2, VG-10, and 440C.

ATS 34 steel works well for many types of knives, from kitchen tools to hunting blades. If you sell knives, knowing about this steel can help you talk to customers.

What is ATS-34 Steel?

What is ATS-34 Steel?

ATS 34 is a high-end stainless steel that’s been a favorite in the knife industry for years. It was created in Japan by Hitachi Metals as an alternative to the American-made 154CM steel.

You’ll find ATS 34 in many premium knives. It’s known for its great balance of edge retention and toughness. 

While newer steels have come along, ATS 34 remains popular. It offers a tried-and-true performance that many knife enthusiasts appreciate. When you’re selling knives with ATS 34 steel, you’re offering a quality product with a solid reputation.

What is ATS-34 comparable to?

  • 154CM

It’s quite similar to 154CM. In fact, many knife makers use these two interchangeably. Both offer excellent performance for cutting tasks.

  • VG-10

While both have excellent edge retention, VG-10 is noted for better corrosion resistance, making it preferable in environments where moisture is a concern.

  • 440C

440C has a lower carbon content than ATS-34, making it less wear-resistant but more corrosion-resistant in some cases. ATS-34 typically outperforms 440C in terms of edge retention and toughness.

What composes ATS-34 steel?

What composes ATS-34 steel?

ATS 34 steel is good for knives due to its well-balanced composition, particularly its precise combination of carbon, chromium, and molybdenum.

Key Components:

  • Carbon: 1.05% – Provides excellent hardness and edge retention
  • Chromium: 14% – Ensures superior corrosion resistance
  • Molybdenum: 4% – Enhances strength and toughness
  • Manganese: 0.4% – Improves hardenability
  • Silicon: 0.35% – Aids in deoxidation and strength

This carefully balanced formula results in a steel that excels in:

Edge retention: Stays sharp through prolonged use
Corrosion resistance: Ideal for outdoor and kitchen environments
Toughness: Resists chipping and breakage

ATS 34 vs 154CM: Twins in the Steel World

ElementATS 34154CM
Carbon1.05%1.05%
Chromium14%14%
Molybdenum4%4%
Manganese0.4%0.5%
Silicon0.35%0.3%

As you can see, ATS 34 and 154CM are nearly identical in composition. The main difference is a slight variation in manganese and silicon content.

Pro Tip: When choosing between ATS 34 and 154CM, focus on the knife maker’s heat treatment expertise rather than the minimal compositional differences.


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Properties of ATS-34 steel

FeatureRatingNotes
Edge Retention★★★★☆Excels in maintaining sharpness
Toughness★★★★☆Better than many stainless steels
Corrosion Resistance★★★☆☆Good, but requires maintenance
Ease of Sharpening★★★☆☆Manageable, harder at higher HRC

Hardness and Edge Retention

ATS-34 typically achieves 60-61 HRC, offering excellent edge retention while remaining manageable for sharpening.

Advanced heat treatment can increase hardness to 64 HRC, enhancing performance but making sharpening more challenging. This range makes ATS-34 versatile for various knife applications.

Toughness

The molybdenum content in ATS-34 enhances its toughness, allowing it to withstand impacts better than many other stainless steels. This combination of hardness and toughness makes it popular for both everyday carry and outdoor knives.

Corrosion Resistance

While ATS-34 offers good corrosion resistance due to its chromium content, it is generally considered less rust-resistant than some other stainless steels like VG-10 or 440C. However, it still performs well in most environments if properly maintained.

Workability and Versatility

For knife makers, ATS 34 is nice to forge and cast. It’s stable during heat treatment, which helps make strong, reliable blades.

These properties make ATS 34 a popular choice for many types of knives.

ATS-34 vs. other popular knife steels

ATS-34 vs. other popular knife steels

VG10 is a high-quality steel that offers a good balance of properties. Let’s compare it to other popular knife steels to help you choose the right one for your knives.

ATS-34 vs D2

ATS 34 and D2 are both popular knife steels with different strengths. ATS 34 offers better corrosion resistance and is easier to sharpen. D2, on the other hand, excels in edge retention.

ATS 34 is tougher and less likely to chip, making it ideal for everyday carry knives. D2 is better suited for heavy-duty cutting tasks due to its wear resistance.

Here’s a quick comparison:

PropertyATS 34D2
Edge RetentionGoodExcellent
ToughnessVery GoodGood
Corrosion ResistanceGoodFair
Ease of SharpeningGoodDifficult

ATS-34 vs VG-10

ATS-34 and VG-10 are both high-quality stainless steels known for their excellent edge retention.

VG-10, with its higher chromium content, offers superior rust resistance, making it particularly well-suited for kitchen knives and moisture-prone environments.

ATS-34 is popular in everyday carry knives for its durability and ease of sharpening. VG-10 excels in premium folding knives, offering intricate designs with high performance.

Here’s a comparison table:

PropertyATS 34VG10
Edge RetentionVery GoodVery Good
ToughnessGoodVery Good
Corrosion ResistanceGoodExcellent
Ease of SharpeningGoodModerate

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ATS-34 vs 440C

ATS 34 and 440C are both stainless steels with good all-around performance. ATS-34 has slightly better edge retention and toughness.

440C is easier to sharpen and more affordable, making it popular for budget-friendly knives. ATS 34 is often found in higher-end knives due to its superior performance.

Historically, 440C was widely used in many knife types. Today, ATS-34 is more popular in premium knives, while 440C remains common in budget-friendly options.

Comparison table:

PropertyATS 34440C
Edge RetentionVery GoodGood
ToughnessGoodGood
Corrosion ResistanceGoodGood
Ease of SharpeningGoodVery Good

ATS-34 vs S30V

S30V is a newer, premium steel that outperforms ATS-34 in most categories. It offers better edge retention, toughness, and corrosion resistance.

ATS-34 is easier to sharpen and less expensive. S30V’s superior performance comes at a higher cost, both in terms of price and maintenance.

S30V is often used in high-end pocket knives and outdoor tools. ATS 34 remains popular in mid-range knives, offering good performance at a lower price point.

Here’s a comparison:

PropertyATS 34S30V
Edge RetentionGoodExcellent
ToughnessGoodVery Good
Corrosion ResistanceGoodExcellent
Ease of SharpeningGoodDifficult

Best uses for ATS-34 Steel Knives

Best uses for ATS-34 Steel Knives

ATS 34 steel is a versatile material for knives, making it great for various uses. You’ll find it works well for everyday carry (EDC), tactical, hunting, and some kitchen knives.

  • Everyday Carry (EDC)

ATS 34 is popular in EDC knives due to its good balance of edge retention and ease of sharpening. It holds up well for daily tasks without requiring frequent maintenance.

The toughness of ATS 34 makes it suitable for tactical applications. It withstands hard use in demanding situations, making it a preferred choice for military and law enforcement personnel.

Hunters appreciate ATS 34 for its wear resistance and ability to maintain sharpness. It performs well for field dressing and skinning game.

While not as common in kitchen settings as some other steels, ATS 34 can perform well for certain culinary tasks, particularly where durability is important.

Remember, ATS 34’s versatility makes it a great choice for many knife applications. You can confidently recommend it to customers looking for a reliable, all-around performer.

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Frequently Asked Questions

ATS-34 steel is a popular choice for knife making. It has good edge retention and corrosion resistance. Let’s look at how it compares to other steels and what makes it special.

How Can I Find reliable knife Manufacturers?

You can find trustworthy knife manufacturers by researching reputable brands and checking quality standards. Look for companies with good customer reviews and a history of consistent quality. Ask for samples before placing large orders.

Check our blog for more useful information:

How do the properties of ATS-34 steel knives compare to those made of 420HC steel?

ATS-34 is generally considered a higher-end steel than 420HC. It has better edge retention, meaning it stays sharp longer. ATS-34 is also harder than 420HC.

420HC is easier to sharpen and more resistant to rust. It’s also less expensive. For tough use outdoors, 420HC might be better. For precise cutting tasks, ATS-34 is often preferred.

In what ways can ATS-34 steel be considered superior to other steel types for knife making?

ATS-34 offers a good mix of properties. It’s tough enough for heavy use but still easy to sharpen. Its edge retention is better than many common steels.

ATS-34 resists rust well. This makes it good for kitchen knives or outdoor use. It’s also easier to work with than some high-end steels, making it popular with custom knife makers.

What maintenance and care tips should be provided for knives made of ATS-34 steel?

Clean your ATS-34 knife after each use. Use warm water and mild soap. Dry it completely to prevent rust.

Keep the knife oiled to protect it from moisture. Sharpen it regularly with a good quality sharpener. Store the knife in a dry place. Avoid leaving it in wet or humid conditions for long periods.

Kegani Editorial Team

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