Ferrous Alloys
Type 304L Austenitic Stainless Steel
| Application & Characteristics | |
|---|---|
| Weldments for corrosive conditions where intergranular carbide precipitation must be avoided. Nuclear components. | |
| Chemical Composition (%) | |
| Cr 19.0; Ni 10.0; Balance Fe. Allowable maximums: C 0.03: Mn 2.0; Si 1.0; P 0.045; S 0.030 | |
| Physical Properties | |
| Melting Range (°F) | 2550 2650 |
| Density (lbs/in³) 68F | 0.286 |
| Thermal Expansion (in/in °Fx10 to the power of -6) | 9.6 (32 212F) |
| Electrical Resistivity (ohms/cir mil/ft.) 68F | 433 |
| Mechanical Properties Temper = A | |
| Tensile Strength (psi x 10³) | 85 |
| Yield Strength (psi x 10³) | 40 |
| Elongation ( % ) | 50 |
| Hardness | B85(Rockwell) |
| Mechanical Properties Temper = H/2 | |
| Tensile Strength (psi x 10³) | 130 |
| Yield Strength (psi x 10³) | 110 |
| Elongation ( % ) | 25 |
| Hardness | C25(Rockwell) |
| Mechanical Properties Temper = H | |
| Tensile Strength (psi x 10³) | 175 |
| Yield Strength (psi x 10³) | 145 |
| Elongation ( % ) | 8 |
| Hardness | C35(Rockwell) |
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