Carbon Steel VS Stainless

Wanna know my take on Stainless vs Carbon? I lay it out here!

Eric Valli

12/13/20243 min read

photo of white staircase
photo of white staircase

When it comes to choosing an everyday knife, the type of steel is a big factor in how well it performs, how durable it is, and how much care it needs. Two of the most common options are carbon steel and stainless steel. Each has its own strengths and weaknesses, so it’s important to weigh your options based on what you need in a knife. Let’s break down the pros and cons of each type to help you make the best decision.

What Is Carbon Steel?

Carbon steel is made mainly of iron and carbon, with very few other elements added. Its simple composition is what gives carbon steel its famous sharpness and strength. At Valli Forge, we use 8670 and 80CrV2 carbon steel, which also include small amounts of nickel and chromium to provide just a touch of extra corrosion resistance.

What Is Stainless Steel?

Stainless steel, on the other hand, is an alloy that includes at least 10.5% chromium, as well as other elements like nickel and molybdenum. The chromium is what sets stainless steel apart—it creates a protective layer that makes it highly resistant to rust and corrosion.

Pros and Cons of Carbon Steel Knives

Pros:

  • Exceptional Sharpness: Carbon steel blades are known for their ability to get razor-sharp and stay that way for longer, making them perfect for precision work.

  • Easy to Sharpen: Sharpening carbon steel is much easier compared to stainless steel, even for beginners.

  • Durability: Thanks to its high carbon content, these knives hold their edge for a long time.

  • Performance: Professionals and outdoor enthusiasts love carbon steel for how reliable and responsive it is.

Cons:

  • Rust and Corrosion: Without much chromium, carbon steel can rust or discolor if it’s not cared for properly.

  • High Maintenance: You’ll need to clean, dry, and oil the blade regularly to keep it in good shape.

  • Patina: Over time, carbon steel develops a patina—a darkened, rustic look. Some people love it, while others might not.

Pros and Cons of Stainless Steel Knives

Pros:

  • Corrosion Resistance: Thanks to its chromium content, stainless steel resists rust and stains, making it perfect for humid or wet environments.

  • Low Maintenance: These knives don’t require as much care as carbon steel.

  • Polished Look: Stainless steel stays shiny and new-looking for longer.

  • Versatility: Great for both kitchen use and outdoor activities where moisture is an issue.

Cons:

  • Harder to Sharpen: Stainless steel’s hardness can make it more challenging to sharpen, especially for beginners.

  • Potential Brittleness: Some stainless steel types are prone to chipping under heavy use. At Valli Forge, we use a tempering process tailored to each type of stainless steel to maximize its toughness without sacrificing hardness.

Key Things to Consider When Choosing

How You’ll Use the Knife:

  • If you’re into outdoor survival or precision cooking, carbon steel is unbeatable for sharpness and performance.

  • For everyday kitchen tasks or work in wet conditions, stainless steel is more practical.

How Much Maintenance You’re Willing to Do:

  • Carbon steel rewards you with amazing performance, but only if you’re willing to put in the effort to maintain it.

  • If you want a knife that’s easier to care for, stainless steel is the better choice.

Aesthetic Preferences:

  • Carbon steel knives develop a patina over time, which gives them character.

  • Stainless steel knives stay sleek and shiny with minimal effort.

The Bottom Line

Both carbon steel and stainless steel have their advantages, and the right choice depends on your priorities. If you’re looking for razor-sharp precision and don’t mind a bit of maintenance, carbon steel is a fantastic choice. On the other hand, if you want a knife that’s rust-resistant, easy to care for, and versatile, stainless steel is the way to go.

At the end of the day, investing in a quality knife is key—whether it’s for the kitchen, the workshop, or the great outdoors. The right knife will make your everyday tasks smoother, more enjoyable, and far more effective.