Reactive Metals

Columbian

Application & Characteristics 
Used in nuclear reactors and in high-temperature heat exchangers. Retains much of its strength at temperatures to 2000F.
Chemical Composition (%)
Cb
Physical Properties
Melting Range (°F)4474
Density (lbs/in³) 68F0.31
Thermal Expansion (in/in °Fx10 to the power of -6)13.82 (70F)
Electrical Resistivity (ohms/cir mil/ft.) 68F79
Mechanical Properties – Temper = A
Tensile Strength (psi x 10³)40
Yield Strength (psi x 10³)35
Elongation ( % )30
Hardness55 (VHN)
Mechanical Properties – Temper = H
Tensile Strength (psi x 10³)80
Yield Strength (psi x 10³)70
Elongation ( % )5
Hardness120 (VHN)

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