Calcium, Ca; Rolled

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Calcium, Ca; Rolled
Categories:	Metal; Nonferrous Metal; Pure Element
Material Notes:	Rolled applies only to tensile and/or hardness values; other property values are typical of the element. MatWeb also has entries for Annealed Calcium.
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Physical Properties	Metric	English	Comments

Density	1.54 g/cc	0.0556 lb/in³

Chemical Properties	Metric	English	Comments
Atomic Mass	40.078	40.078	1995
Atomic Number	20	20
Thermal Neutron Cross Section	0.43 barns/atom	0.43 barns/atom
X-ray Absorption Edge	3.07016 Å	3.07016 Å	K
	31.068 Å	31.068 Å	L_I
	35.417 Å	35.417 Å	L_II
	35.827 Å	35.827 Å	L_III
Electrode Potential	-2.80 V	-2.80 V
Electronegativity	1.0	1.0	Pauling
Ionic Radius	0.990 Å	0.990 Å	Crystal Ionic Radius for Valence +2
	1.18 Å	1.18 Å	Crystal Ionic Radius for Valence +1
Electrochemical Equivalent	0.747 g/A/h	0.747 g/A/h

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	17	17	Unknown Heat Treatment
Tensile Strength, Ultimate	110 MPa	16000 psi
Tensile Strength, Yield	84.8 MPa	12300 psi
Elongation at Break	7.0 %	7.0 %
Modulus of Elasticity	23.4 GPa	3390 ksi
Bulk Modulus	15.2 GPa	2200 ksi
Poissons Ratio	0.31	0.31
Shear Modulus	7.38 GPa	1070 ksi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000460 ohm-cm	0.00000460 ohm-cm
Magnetic Permeability	1.00003	1.00003
Magnetic Susceptibility	1.0e-6	1.0e-6	cgs/g

Thermal Properties	Metric	English	Comments
Heat of Fusion	216.4 J/g	93.10 BTU/lb
Heat of Vaporization	4660 J/g	2000 BTU/lb
CTE, linear	22.15 µm/m-°C @Temperature 20.0 °C	12.31 µin/in-°F @Temperature 68.0 °F
	22.3 µm/m-°C @Temperature 0.000 - 400 °C	12.4 µin/in-°F @Temperature 32.0 - 752 °F
	33.6 µm/m-°C @Temperature 467 - 603 °C	18.7 µin/in-°F @Temperature 873 - 1120 °F
	73.3 µm/m-°C @Temperature 839 - 1382 °C	40.7 µin/in-°F @Temperature 1540 - 2520 °F	Liquid
Specific Heat Capacity	0.6315 J/g-°C @Temperature 25.0 °C	0.1509 BTU/lb-°F @Temperature 77.0 °F
	0.6549 J/g-°C @Temperature 127 °C	0.1565 BTU/lb-°F @Temperature 261 °F
	0.7308 J/g-°C @Temperature 839 °C	0.1747 BTU/lb-°F @Temperature 1540 °F	liquid
	0.7308 J/g-°C @Temperature 1027 °C	0.1747 BTU/lb-°F @Temperature 1881 °F
	0.732 J/g-°C @Temperature 448 °C	0.175 BTU/lb-°F @Temperature 838 °F	bcc
	0.7375 J/g-°C @Temperature 327 °C	0.1763 BTU/lb-°F @Temperature 621 °F
	0.8079 J/g-°C @Temperature 448 °C	0.1931 BTU/lb-°F @Temperature 838 °F	fcc
	0.9174 J/g-°C @Temperature 627 °C	0.2193 BTU/lb-°F @Temperature 1160 °F
	1.136 J/g-°C @Temperature 839 °C	0.2715 BTU/lb-°F @Temperature 1540 °F	bcc
Thermal Conductivity	126 W/m-K	874 BTU-in/hr-ft²-°F
Melting Point	837 - 841 °C	1540 - 1550 °F
Boiling Point	1484 °C	2703 °F

Component Elements Properties	Metric	English	Comments
Calcium, Ca	100 %	100 %

Descriptive Properties
CAS Number	7740-70-2

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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