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PRODUCT DATA of Custom 450
MaterialCustom 450
Product Datasheetcustom 450
custom 450 cryo
custom 450 mech
custom 450 scc
General InformationCustom 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 AssemblyTypical Data for H1000 condition
Chemical Composition14-16Cr, 5-7Ni,1.25-1.75Cu, 0.5-1Mo, Nb:8xC, 0.05C, rem Fe
EXPERIENCE IN PRACTICE
Equivalent DesignationsS45000
PHYSICAL PROPERTIES
Specific Gravity7.76
ELASTIC PROPERTIES
Tensile Modulus200 GPa
Shear Modulus77.5 GPa
Poisson Ratio0.29
ELECTRICAL PROPERTIES
Electrical Volume Resistivity8.46e-7 ohm.m
THERMAL PROPERTIES
Thermal Conductivity15 W/m.K
Thermal Expansion Coefficient10.8 μstrain/°C
Specific Heat0.477 J/g.K
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
Stress Corrosion StatusHigh Resistance to SCC: Table 1
H1000 and above
Remark: acc. to ECSS-Q-ST-70-36C
Data Quality: Design Data