316 Stainless Steel Round Bar
Jan 26, 2026
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🧪 Chemical Composition
Chemical Composition:
| Element | Min % | Max % | Typical % | ASTM A276 Requirement |
|---|---|---|---|---|
| Carbon (C) | - | 0.080 | 0.035 | ≤ 0.08 |
| Chromium (Cr) | 16.0 | 18.0 | 17.2 | 16.0-18.0 |
| Nickel (Ni) | 10.0 | 14.0 | 12.0 | 10.0-14.0 |
| Molybdenum (Mo) | 2.0 | 3.0 | 2.3 | 2.0-3.0 |
| Manganese (Mn) | - | 2.00 | 1.35 | ≤ 2.00 |
| Silicon (Si) | - | 0.75 | 0.38 | ≤ 0.75 |
| Phosphorus (P) | - | 0.045 | 0.025 | ≤ 0.045 |
| Sulfur (S) | - | 0.030 | 0.012 | ≤ 0.030 |
| Nitrogen (N) | - | 0.10 | 0.05 | ≤ 0.10 |
| Iron (Fe) | Balance | Balance | 66.1 | Balance |
⚙️ Mechanical Properties
Mechanical Properties:
| Property | ASTM Requirement | Typical Value | Test Method | Temperature |
|---|---|---|---|---|
| Tensile Strength | 515 MPa min | 620 MPa | ASTM A370 | Room Temp |
| Yield Strength (0.2%) | 205 MPa min | 310 MPa | ASTM A370 | Room Temp |
| Elongation | 30% min | 40% | ASTM A370 | Room Temp |
| Hardness (Brinell) | 217 HB max | 185 HB | ASTM E10 | Room Temp |
| Hardness (Rockwell B) | 95 HRB max | 88 HRB | ASTM E18 | Room Temp |
| Modulus of Elasticity | - | 200 GPa | ASTM E111 | Room Temp |
| Impact Energy (Charpy V) | - | 325+ J | ASTM E23 | Room Temp |
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