Steel Strip 1.4640 / X5CrNiCu19-6-2
Steel strip 1.4640 (X5CrNiCu19-6-2) is an austenitic stainless steel with high ductility and moderate cost among similar alloys. This material is known for its good corrosion resistance and excellent formability, making it widely used in various industrial applications.
Chemical Composition (%)
| Element | Fe | Cr | Ni | Mn | Cu | Si | N | C | P | S |
|---|---|---|---|---|---|---|---|---|---|---|
| Content | 67.4-73.6 | 18-19 | 5.5-6.9 | 1.5-4.0 | 1.3-2.0 | ≤ 0.5 | 0.030-0.11 | 0.030-0.080 | ≤ 0.045 | ≤ 0.015 |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength, MPa | 620-650 |
| Yield Strength, MPa | 240-260 |
| Elongation, % | 51 |
| Hardness (HB) | 190-200 |
| Elastic Modulus, GPa | 200 |
| Poisson’s Ratio | 0.28 |
| Shear Modulus, GPa | 77 |
| Shear Strength, MPa | 440-460 |
| Fatigue Limit, MPa | 230-250 |
Thermal Properties
| Property | Value |
|---|---|
| Melting Temperature, °C | 1380-1420 |
| Max Operating Temperature (corrosion), °C | 420 |
| Max Operating Temperature (mechanical properties), °C | 930 |
| Thermal Conductivity, W/(m·K) | 15 |
| Thermal Expansion Coefficient, µm/(m·K) | 16 |
| Specific Heat Capacity, J/(kg·K) | 480 |
Electrical Properties
| Property | Value |
|---|---|
| Electrical Conductivity (volume), % IACS | 2.4 |
| Electrical Conductivity (mass), % IACS | 2.7 |
Other Characteristics
| Parameter | Value |
|---|---|
| Density, g/cm³ | 7.8 |
| Corrosion Resistance Index (PREN) | 20 |
Applications
- Chemical and petrochemical industry
- Production of heat exchangers and storage tanks
- Components operating in aggressive environments
- Medical and food industry
- Structural elements requiring high plasticity and corrosion resistance
Advantages of 1.4640 (X5CrNiCu19-6-2) Steel
✅ High corrosion resistance
✅ Excellent formability and ductility
✅ Good weldability
✅ Resistance to acidic environments
Steel strip 1.4640 is an excellent choice for applications requiring high corrosion resistance and mechanical stress durability.
Precision Tape 1.4640
| Steel grade | Stainless steel 1.4640 |
| Dimensions Thicknesses Width | 0.035 – 3.00 mm 2 – 400 mm |
Delivery status | tempering cold rolled, annealed 2H – cold rolled LC – annealed, passivated QT – tempered |
| Surface | ← Sanded, matte, laminated → |