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| PRODUCT DATA of Custom 450 |
| Material | Custom 450 |
| Product Datasheet | custom 450 custom 450 cryo custom 450 mech custom 450 scc |
| General Information | Custom 450 is a martensitic, precipitation-hardening stainless steel used for parts requiring corrosion resistance and high strength at temperatures up to 371C for aged conditions. It is available in the form of forgings, billet, bar, wire, strip, and welded tubing. |
| Processing and Assembly | Typical Data for H1000 condition |
| Chemical Composition | 14-16Cr, 5-7Ni,1.25-1.75Cu, 0.5-1Mo, Nb:8xC, 0.05C, rem Fe |
| EXPERIENCE IN PRACTICE |
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| Equivalent Designations | S45000 |
| PHYSICAL PROPERTIES |
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| Specific Gravity | 7.76 |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 200 GPa |
| Shear Modulus | 77.5 GPa |
| Poisson Ratio | 0.29 |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 8.46e-7 ohm.m |
| THERMAL PROPERTIES |
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| Thermal Conductivity | 15 W/m.K |
| Thermal Expansion Coefficient | 10.8 μstrain/°C |
| Specific Heat | 0.477 J/g.K |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| Stress Corrosion Status | High Resistance to SCC: Table 1
H1000 and above Remark: acc. to ECSS-Q-ST-70-36C Data Quality: Design Data |