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PRODUCT DATA of Carbon
MaterialCarbon
Effects of Space environmentIn space graphite is not a lubricant
Product TypeGraphite
Chemical Composition100C
CAS Registry ID7440-44-0
EXPERIENCE IN PRACTICE
Development StatusSpecial Commercial Product
Equivalent DesignationsC
PHYSICAL PROPERTIES
Atomic Number6
Atomic Weight12 amu
Work Function4.8 eV
Crystal StructureHexagonal
Specific Gravity2.25
ELASTIC PROPERTIES
Tensile Modulus4.8 GPa
Shear Modulus1.8 GPa
Bulk Modulus3.3 GPa
Poisson Ratio0.25
Speed of Sound (longitudinal)18400 m/s
ELECTRICAL PROPERTIES
Electrical Volume Resistivity0.0000138 ohm.m
THERMAL PROPERTIES
Thermal Conductivity80 to 240 W/m.K
Thermal Expansion Coefficient0.6 to 5.3 μstrain/°C
Melting Range3650 °C
Specific Heat0.712 J/g.K
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
EMF vs SCE0.06 to 0.15 V
Remark: Measured in 3.5% NaCl solution
Data Quality: Design Data