What is P20 Tool Steel?
P20 tool steel is a high-performance alloy with plastic mold steel. This comprehensive guide covers chemical composition, mechanical properties, and machining characteristics per GB/T standards.
Chemical Composition
| Element | Content (%) | Standard |
|---|---|---|
| C | 0.28-0.40 | ASTM/GB |
| Cr | 1.40-2.00 | ASTM/GB |
| Mo | 0.30-0.55 | ASTM/GB |
| Mn | 0.60-1.00 | ASTM/GB |
| Fe | Balance | ASTM/GB |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥980 MPa | GB/T |
| Yield Strength | ≥735 MPa | GB/T |
| Elongation | ≥6% | GB/T |
| Hardness | 280 HV | HV |
| Density | 7.85 g/cm³ | 20°C |
Key Features
- High hardness and wear resistance
- Excellent toughness
- Good hardenability
- Suitable for heat treatment
- Excellent dimensional stability
Applications
- Cutting tools and dies
- Mold making
- Punches and forming tools
- High-wear components
Machinability
P20 tool steel has moderate machinability in annealed condition. Recommended: Carbide tools, cutting speed 50-100 m/min, feed 0.10-0.25 mm/rev.
Why Choose Us?
We specialize in precision tool steel machining. Contact us for a quote!
Turn this machining question into a manufacturable part
Need this material or process for your next CNC project?
Send your STEP, STP, IGES, DXF, PDF, material, quantity, surface finish, and tolerance requirements. We will review manufacturability and reply with practical quotation guidance.
