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Master Bond adhesives

Ruthenium, Ru; Hot Rolled Bar
Categories: Metal; Nonferrous Metal; Precious Metal; Pure Element

Material Notes: Hot rolled bar applies only to tensile and/or hardness values; other property values are typical of the element.

Physical Form: Silver-White Metal; Hexagonal

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Physical PropertiesMetricEnglishComments
Density 12.3 g/cc0.444 lb/in³
 
Chemical PropertiesMetricEnglishComments
Atomic Mass 101.07101.071995
Atomic Number 4444
Thermal Neutron Cross Section 2.6 barns/atom2.6 barns/atom
X-ray Absorption Edge 0.56 Å0.56 ÅK
 3.84133 Å3.84133 ÅLI
 4.17654 Å4.17654 ÅLII
 4.36632 Å4.36632 ÅLIII
Electrode Potential 0.45 V0.45 V
Electronegativity 2.22.2Pauling
Ionic Radius 0.670 Å0.670 ÅCrystal Ionic Radius for Valence +4
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Ultimate 540 MPa78300 psi
Modulus of Elasticity 414 GPa60000 ksi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000720 ohm-cm0.00000720 ohm-cm
Magnetic Susceptibility 5.6e-75.6e-7cgs/g
Critical Magnetic Field Strength, Oersted 67 - 7167 - 71
Critical Superconducting Temperature 0.475 - 0.505 K0.475 - 0.505 K
 
Thermal PropertiesMetricEnglishComments
Heat of Fusion 193 J/g83.0 BTU/lb
Heat of Vaporization 6196 J/g2666 BTU/lb
CTE, linear 9.60 µm/m-°C
@Temperature 20.0 - 100 °C
5.33 µin/in-°F
@Temperature 68.0 - 212 °F
Specific Heat Capacity 0.2127 J/g-°C0.05084 BTU/lb-°FGas
 0.243 J/g-°C0.0581 BTU/lb-°F
Thermal Conductivity 116 W/m-K805 BTU-in/hr-ft²-°F
Melting Point 2310 °C4190 °F
Boiling Point 4150 °C7500 °F
Heat of Formation 0.000 kJ/mol0.000 kJ/molCrystal
 642.7 kJ/mol642.7 kJ/molGas
 
Optical PropertiesMetricEnglishComments
Reflection Coefficient, Visible (0-1) 0.630.63
 
Component Elements PropertiesMetricEnglishComments
Ruthenium, Ru 100 %100 %
 
Descriptive Properties
CAS Number7440-18-8
SolubilityInorganic in Acid and Aqua Regia

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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AMERu01 / 98

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