Gallium, Ga

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Gallium, Ga
Categories:	Metal; Nonferrous Metal; Pure Element
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Gallium, Ga

Categories:

Metal; Nonferrous Metal; Pure Element

Vendors:

Click here to view all available suppliers for this material.

Please click here if you are a supplier and would like information on how to add your listing to this material.

Printer friendly version

Download as PDF

Download to Excel (requires Excel and Windows)

Export data to your CAD/FEA program

Add to Folder:

Physical Properties	Original Value	Comments

Density	5.445 g/cc @Temperature 1100 °C	Liquid
	5.492 g/cc @Temperature 1010 °C	Liquid
	5.72 g/cc @Temperature 600 °C	Liquid
	5.779 g/cc @Temperature 500 °C	Liquid
	5.9037 g/cc @Temperature 29.65 °C	Solid
	5.907 g/cc @Temperature 20.0 °C	Solid
	5.972 g/cc @Temperature 200 °C	Liquid
	6.093 g/cc @Temperature 32.4 °C	Liquid
	6.0947 g/cc @Temperature 29.8 °C	Liquid
Vapor Pressure	6.281e-9 bar @Temperature 727 °C
	0.000001279 bar @Temperature 927 °C
	0.00005636 bar @Temperature 1127 °C
	0.0009572 bar @Temperature 1327 °C
	0.00859 bar @Temperature 1527 °C
	0.04932 bar @Temperature 1727 °C
	0.205 bar @Temperature 1927 °C
	1.00 bar @Temperature 2204 °C

Chemical Properties	Original Value	Comments
Atomic Mass	69.723	1995
Atomic Number	31
Thermal Neutron Cross Section	2.8 barns/atom
X-ray Absorption Edge	1.195 Å	K
	9.535 Å	L_I
	10.613 Å	L_II
	10.8546 Å	L_III
Electrode Potential	-0.520 V
Electronegativity	1.81	Pauling
Ionic Radius	0.620 Å	Crystal Ionic Radius for Valence +3
	0.810 Å	Crystal Ionic Radius for Valence +1
Electrochemical Equivalent	2.45 g/A/h

Mechanical Properties	Original Value	Comments
Hardness, Vickers	50

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000175 ohm-cm	a-axis
Magnetic Susceptibility	-3.10e-7	cgs/g
Critical Magnetic Field Strength, Oersted	560	Beta
	815	Delta
	950	Gamma
Critical Superconducting Temperature	5.90 - 6.20 K	5.9, 6.2 for Beta Ga
	7.00 K	Gamma Ga
	7.85 K	Delta Ga
	6.28 K @Pressure >=3500 MPa	Ga II
	7.50 K @Pressure >=3500 MPa	Ga II′

Thermal Properties	Original Value	Comments
Heat of Fusion	80.4 J/g
Heat of Vaporization	3894 J/g
CTE, linear	58.0 µm/m-°C @Temperature 20.0 °C
Specific Heat Capacity	0.330 J/g-°C
Thermal Conductivity	41.0 W/m-K
Melting Point	29.78 °C
Boiling Point	2204 °C

Optical Properties	Original Value	Comments
Reflection Coefficient, Visible (0-1)	0.713 @Wavelength 589 nm
	0.756 @Wavelength 436 nm
	0.89 @Wavelength 436 nm	Liquid
	0.89 @Wavelength 589 nm	Liquid

Component Elements Properties	Original Value	Comments
Gallium, Ga	100 %

Descriptive Properties
CAS Number	7440-55-3

References for this datasheet.

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