| Data still to be completed------(<---links) | |
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| PRODUCT DATA of AISI 904L |
| Material | AISI 904L |
| General Information | 904L stainless steel is a non-stabilized austenitic stainless steel with low carbon content |
| Chemical Composition | Fe, <0.02% C, 19-23% Cr, 23-28% Ni, 4-5% Mo, <2.0% Mn, <1.0% Si, <0.045% P, <0.035% S, 1.0-2.0% Cu |
| EXPERIENCE IN PRACTICE |
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| Development Status | Commercial Product |
| Equivalent Designations | 1.4539, X1NiCrMoCuN25-20-5, BS904S13 |
| Space Experience | Limited |
| PHYSICAL PROPERTIES |
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| Crystal Structure | Face centered cubic (fcc) |
| Specific Gravity | 7.9 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 190 GPa |
| THERMAL PROPERTIES |
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| Temperature Range | The structural stability of this grade collapses at high temperatures, particularly above 400°C. |
| Thermal Conductivity | 11.5 W/m.K |
| Thermal Expansion Coefficient | 15 μstrain/°C |
| Specific Heat | 0.45 J/g.K |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| General Corrosion Status | Improved corrosion resistance as compare to 316L. |
| Corrosion/Thermal | Good oxidation resistance |
| Welding | Can be performed using all conventional methods. Does not require pre-heat and post-weld heat treatments |