Premium AISI 310S Austenitic Stainless Steel in China
Mar 18, 2026
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Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.08 |
| Manganese (Mn) | ≤ 2.00 |
| Silicon (Si) | ≤ 1.50 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Chromium (Cr) | 24.0 - 26.0 |
| Nickel (Ni) | 19.0 - 22.0 |
| Nitrogen (N) | ≤ 0.10 |
| Iron (Fe) | Balance |
⚙️ Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength (Room Temperature) | ≥ 515 MPa |
| Yield Strength (0.2% Offset) | ≥ 205 MPa |
| Elongation (50mm gauge) | ≥ 40% |
| Hardness (Brinell) | ≤ 217 HB |
| Hardness (Rockwell B) | ≤ 95 HRB |
| Impact Energy (Charpy V-notch) | ≥ 120 J |
| Young's Modulus | 200 GPa |
| Fatigue Limit (107 cycles) | 240 MPa |
🔬 Physical Properties
| Property | Value |
|---|---|
| Density | 7.98 g/cm³ |
| Melting Point | 1400-1450°C |
| Thermal Conductivity (20°C) | 14.2 W/m·K |
| Thermal Expansion Coefficient (20-100°C) | 14.4×10-6/K |
| Thermal Expansion Coefficient (20-1000°C) | 18.0×10-6/K |
| Specific Heat Capacity | 500 J/kg·K |
| Electrical Resistivity (20°C) | 0.78 µΩ·m |
| Magnetic Permeability | 1.02 µH/m (Non-magnetic) |
| Poisson's Ratio | 0.27-0.30 |
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