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Description
| Chemical Composition (wt %, max unless range given) | ||||||
|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni |
| <=0.08 | <=2.00 | <=0.045 | <=0.030 | <=1.00 | 22.0-24.0 | 12.0-15.0 |
| Mechanical Properties (annealed tube) | ||||
|---|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Reduction of Area | Hardness |
| >=515 MPa | >=205 MPa | >=40 % | >=50 % | <=217 HB |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 7.98 g/cm3 | 1398-1453 °C | 14.9 μm/m·°C | 15.0 W/m·°C | 200 GPa |
309S Stainless Steel Tube
Low-carbon 309 variant tube; carbon content ≤0.08; superior weldability and intergranular corrosion resistance for welded heat-resistant tubing.
| Chemical Composition (wt %, max unless range given) | ||||||
|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni |
| <=0.08 | <=2.00 | <=0.045 | <=0.030 | <=1.00 | 22.0-24.0 | 12.0-15.0 |
| Mechanical Properties (annealed tube) | ||||
|---|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Reduction of Area | Hardness |
| >=515 MPa | >=205 MPa | >=40 % | >=50 % | <=217 HB |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 7.98 g/cm3 | 1398-1453 °C | 14.9 μm/m·°C | 15.0 W/m·°C | 200 GPa |
