420 Stainless Steel Strip 0.6-8.0mm Thickness 6-500mm Width for Knife Blades and Tools
Price:
2400 - 3500 USD/Ton
MOQ:
2 Ton
Delivery Time:
5 - 12 days based on the quantity
Brand:
TISCO
Product Description
High Hardness 420 Stainless Steel Strip
420 stainless steel is a martensitic, hardenable grade offering exceptional hardness up to 50 HRC with good corrosion resistance. This material is specifically designed for applications requiring high strength and durability.
Product Specifications
Available in thickness range: 0.6 - 8.0mm
Available in width range: 6 - 500mm
Material Properties
Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.15 max |
| Manganese (Mn) | 1.00 max |
| Silicon (Si) | 1.00 max |
| Phosphorus (P) | 0.04 max |
| Sulfur (S) | 0.03 max |
| Chromium (Cr) | 12.0 - 14.0 |
Mechanical Properties
| Tempering Temp (°C) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| Annealed | 655 | 345 | 25 | 241 max |
| 204°C | 1600 | 1360 | 12 | 444 |
| 316°C | 1580 | 1365 | 14 | 444 |
| 427°C | 1620 | 1420 | 10 | 461 |
| 538°C | 1305 | 1095 | 15 | 375 |
| 593°C | 1035 | 810 | 18 | 302 |
| 650°C | 895 | 680 | 20 | 262 |
Physical Properties
| Property | Value |
|---|---|
| Density | 7750 kg/m³ |
| Thermal Conductivity | 24.9 W/mK at 100°C |
| Electrical Resistivity | 550 nΩ.m at 20°C |
| Modulus of Elasticity | 200 GPa |
| Coefficient of Thermal Expansion | 10.3 µm/m/°C (0-100°C) |
| Specific Heat | 460 J/kg.K (0-100°C) |
Available Finishes
- 2D - Cold rolled, heat treated, pickled
- 2B - Cold rolled, heat treated, pickled, skin passed
- 2R(BA) - Cold rolled, bright annealed
- HR - Hot rolled, annealed
Processing Capabilities
Our manufacturing capabilities include:
- Annealed & Precision strips
- Thickness range: 0.1mm to 6.00mm
- Width range: 2.5mm to 1320mm
- Slit to close tolerances
Applications
- Cutlery and knife blades
- Surgical instruments
- Needle valves
- Shear blades and scissors
- Hand tools
Heat Treatment Information
Annealing: 843-900°C, slow furnace cooling
Hardening: 1010-1066°C, quench in heated oil
Tempering: 149-204°C, air cool for maximum hardness
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben