Premium AISI 304L Stainless Steel from Gnee steel
Mar 18, 2026
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🧪 Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.030 |
| Manganese (Mn) | ≤ 2.00 |
| Silicon (Si) | ≤ 0.75 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Chromium (Cr) | 18.00 - 20.00 |
| Nickel (Ni) | 8.00 - 12.00 |
| Nitrogen (N) | ≤ 0.10 |
| Iron (Fe) | Balance |
⚙️ Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥ 515 MPa |
| Yield Strength (0.2% Offset) | ≥ 205 MPa |
| Elongation in 50mm | ≥ 40% |
| Reduction of Area | ≥ 50% |
| Hardness (Brinell) | ≤ 200 HB |
| Hardness (Rockwell B) | ≤ 90 HRB |
| Impact Energy (Charpy V-notch at 20°C) | ≥ 120 J |
| Fatigue Limit (107 cycles) | 240 MPa |
| Modulus of Elasticity | 200 GPa |
🔬 Physical Properties
| Property | Value |
|---|---|
| Density | 8.00 g/cm³ |
| Melting Point | 1400-1450°C |
| Thermal Conductivity (at 100°C) | 16.2 W/m·K |
| Thermal Expansion Coefficient (20-100°C) | 17.2×10-6/K |
| Specific Heat Capacity | 500 J/kg·K |
| Electrical Resistivity (at 20°C) | 0.72 µΩ·m |
| Magnetic Permeability | 1.02 (Paramagnetic) |
| Curie Temperature | Non-magnetic |
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