FCS K110 Tool Steel
FCS supplies cold work tool steel, with BÖHLER K110 and ASSAB XW-42 referenced for technical comparison only. Standard grade references include 1.2379, D2, SKD11, X153CrMoV12 and Cr12Mo1V1; the applicable designation is subject to the agreed material specification. The material offered is supplied under the FCS brand and is not original BÖHLER or ASSAB material.
Supply status and size specifications
- K110 Delivery condition: Annealed state (HB ≤ 255)
- K110 Supply forms: round steel, flat steel, plates, forgings, custom cutting
- K110 Optional sizes: Diameter Φ10 ~ Φ65/Φ 70 ~ Φ400/500/600/700 mm,thickness 8-45/50-500mm,width 50-1000mm/50-1500mm, Forged disc ≤ 1200mm,
etc
Tool Steel Forming Process Options
K110 Hot Rolled,K110 Hot Forged
Tool Steel Surface Finish
Black,Grinded,Sandblasted,Turned/Machined/Milled/Bright.
K110 from FCS, is a high-carbon and high-chromium cold work tool steel belonging to the Austrian standard, with the material number 1.2379 (X153CrMoV12 / D2). It combines the wear resistance of traditional 12% decarburized nickel-chromium steel with the toughness of modern high-grade tool steel. Its tempering behavior is excellent, and it can reach a relatively high hardness peak during secondary quenching, making it highly suitable for precision and complex cold work parts that require high dimensional stability and coating applicability.
Tool Steel Specifications

Equivalent Grades

Tool Steel Chemical Composition

Tool Steel Customized Options
- Custom Chemical Composition: Capable of producing standard grades such as GB, DIN, ASTM, JIS, etc. Chemical composition can be custom-produced individually.
- Custom Specifications: Round steel (diameter) and plates (thickness, width) can be custom-produced.
- Professional packaging for long-term storage or extreme transportation conditions: Including black paint spraying on all sides, plastic film wrapping, anti-rust oil spraying, and delivery in wooden cases.
- Custom production according to samples or technical agreements.
- K110 Tool Steel Electroslag Remelting (K110 ESR): Premium option with higher purity and isotropic properties for critical applications.
Tool Steel Smelting process

Tool Steel Physical properties
- Density approximately 7.67 kg/dm³
- Thermal conductivity is approximately 23.9 W/(m·K).
- Specific heat is approximately 470 J/(kg·K).
- Elastic modulus approximately 200 GPa
- The coefficient of thermal expansion is approximately 11.0-12.2×10⁻⁶ m/(m·K) within the range of 20°C - 400°C.
Tool Steel Typical application fields

K110 is widely used in various cold working fields due to its excellent wear resistance and dimensional stability. Typical applications include:
- Stamping dies, precision stamping dies, shearing tools, machine tool cutting tools, rollers.
- Cold extrusion, fine punching, forming tools, powder forming dies, recycling equipment.
- Underground engineering drilling tools, industrial scrapers, etc. It is suitable for cold work parts that require dimensional accuracy and surface wear resistance.
Additional information
| Weight | 45 kg |
|---|---|
| Dimensions | 165 × 60 × 25 cm |














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