The 4 Main Families of Steel

Steel is an alloy of iron and carbon, but small additions of other elements drastically change its behavior. Click a card to see typical traits.

Carbon Steel

90% of total production. Divided into Low, Medium, and High carbon.

Key Trait
Cost-effective Strength

Alloy Steel

Contains Mn, Si, Ni, Ti, Cu, Cr, or Al to improve properties.

Key Trait
Responsive to Heat Treat

Stainless Steel

Contains 10-20% Chromium. High corrosion resistance.

Key Trait
Corrosion Resistance

Tool Steel

Contains W, Mo, Co, V. Extremely hard and heat resistant.

Key Trait
Wear Resistance