Overview of materials for Magnesium Alloy

Overview of materials for Magnesium Alloy
Categories:	Metal; Nonferrous Metal; Magnesium Alloy
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Magnesium Alloy". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Metric	English	Comments

Density	1.33 - 2.40 g/cc	0.0480 - 0.0867 lb/in³	Average value: 1.81 g/cc Grade Count:160
Porosity	0.000 - 1.10 %	0.000 - 1.10 %	Average value: 0.550 % Grade Count:3
Particle Size	0.000 - 2800 µm	0.000 - 2800 µm	Average value: 974 µm Grade Count:10
Vapor Pressure	1.51987e-020 bar	1.00e-17 torr	Average value: 1.51987e-020 bar Grade Count:4

Chemical Properties	Metric	English	Comments
Thermal Neutron Cross Section	0.0600 barns/atom	0.0600 barns/atom	Average value: 0.0600 barns/atom Grade Count:4
Electrode Potential	-2.37 V	-2.37 V	Average value: -2.37 V Grade Count:4

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	30.0 - 118	30.0 - 118	Average value: 63.7 Grade Count:96
Hardness, Knoop	67.0 - 113	67.0 - 113	Average value: 87.3 Grade Count:53
Hardness, Rockwell A	35.0 - 37.5	35.0 - 37.5	Average value: 36.1 Grade Count:5
Hardness, Rockwell B	49.0 - 55.0	49.0 - 55.0	Average value: 52.0 Grade Count:6
Hardness, Rockwell E	59.0 - 88.0	59.0 - 88.0	Average value: 72.5 Grade Count:32
Hardness, Vickers	55.0 - 105	55.0 - 105	Average value: 79.0 Grade Count:56
Tensile Strength, Ultimate	90.0 - 515 MPa	13100 - 74700 psi	Average value: 251 MPa Grade Count:156
Tensile Strength, Yield	21.0 - 460 MPa	3050 - 66700 psi	Average value: 165 MPa Grade Count:154
Elongation at Break	1.00 - 30.5 %	1.00 - 30.5 %	Average value: 8.47 % Grade Count:154
Modulus of Elasticity	38.0 - 120 GPa	5510 - 17400 ksi	Average value: 45.2 GPa Grade Count:138
Compressive Yield Strength	21.0 - 465 MPa	3050 - 67400 psi	Average value: 179 MPa Grade Count:110
Notched Tensile Strength	230 - 260 MPa	33400 - 37700 psi	Average value: 250 MPa Grade Count:3
Ultimate Bearing Strength	250 - 585 MPa	36300 - 84800 psi	Average value: 443 MPa Grade Count:47
Bearing Yield Strength	125 - 515 MPa	18100 - 74700 psi	Average value: 314 MPa Grade Count:47
Poissons Ratio	0.250 - 0.350	0.250 - 0.350	Average value: 0.338 Grade Count:135
Fatigue Strength	15.0 - 235 MPa	2180 - 34100 psi	Average value: 95.1 MPa Grade Count:55
Fracture Toughness	13.2 - 34.0 MPa-m½	12.0 - 30.9 ksi-in½	Average value: 18.8 MPa-m½ Grade Count:12
Machinability	100 %	100 %	Average value: 100 % Grade Count:57
Shear Modulus	16.3 - 48.0 GPa	2360 - 6960 ksi	Average value: 17.2 GPa Grade Count:123
Shear Strength	55.0 - 200 MPa	7980 - 29000 psi	Average value: 144 MPa Grade Count:72
Charpy Impact	0.680 - 6.10 J	0.502 - 4.50 ft-lb	Average value: 2.48 J Grade Count:36
Charpy Impact, Unnotched	7.46 - 16.6 J	5.50 - 12.3 ft-lb	Average value: 10.9 J Grade Count:5
Coefficient of Friction	0.360	0.360	Average value: 0.360 Grade Count:4

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000460 - 0.000110 ohm-cm	0.00000460 - 0.000110 ohm-cm	Average value: 0.0000106 ohm-cm Grade Count:130
Magnetic Permeability	1.00	1.00	Average value: 1.00 Grade Count:4
Magnetic Susceptibility	5.50e-7	5.50e-7	Average value: 5.50e-7 Grade Count:4

Thermal Properties	Metric	English	Comments
CTE, linear	13.8 - 28.0 µm/m-°C	7.67 - 15.6 µin/in-°F	Average value: 26.5 µm/m-°C Grade Count:146
Specific Heat Capacity	0.800 - 1.45 J/g-°C	0.191 - 0.346 BTU/lb-°F	Average value: 1.02 J/g-°C Grade Count:135
Thermal Conductivity	44.3 - 159 W/m-K	307 - 1100 BTU-in/hr-ft²-°F	Average value: 91.1 W/m-K Grade Count:127
Melting Point	330 - 650 °C	626 - 1200 °F	Average value: 540 °C Grade Count:126
Solidus	330 - 650 °C	626 - 1200 °F	Average value: 533 °C Grade Count:117
Liquidus	585 - 650 °C	1090 - 1200 °F	Average value: 626 °C Grade Count:118
Boiling Point	1090 °C	1990 °F	Average value: 1090 °C Grade Count:5
Maximum Service Temperature, Air	150 - 300 °C	302 - 572 °F	Average value: 219 °C Grade Count:7
Deflection Temperature at 1.8 MPa (264 psi)	371 °C	700 °F	Average value: 371 °C Grade Count:3
Ignition Temperature	482 °C	900 °F	Average value: 482 °C Grade Count:3

Optical Properties	Metric	English	Comments
Emissivity (0-1)	0.0700	0.0700	Average value: 0.0700 Grade Count:4
Reflection Coefficient, Visible (0-1)	0.720 - 0.930	0.720 - 0.930	Average value: 0.804 Grade Count:4

Processing Properties	Metric	English	Comments
Processing Temperature	230 - 705 °C	446 - 1300 °F	Average value: 435 °C Grade Count:27
Annealing Temperature	345 - 455 °C	653 - 851 °F	Average value: 377 °C Grade Count:20
Casting Temperature	640 - 850 °C	1180 - 1560 °F	Average value: 753 °C Grade Count:52
Recrystallization Temperature	345 - 455 °C	653 - 851 °F	Average value: 376 °C Grade Count:7

Component Elements Properties	Metric	English	Comments
Aluminum, Al	0.500 - 51.6 %	0.500 - 51.6 %	Average value: 7.05 % Grade Count:91
Beryllium, Be	0.000800 %	0.000800 %	Average value: 0.000800 % Grade Count:4
Calcium, Ca	0.0400 - 0.300 %	0.0400 - 0.300 %	Average value: 0.142 % Grade Count:14
Copper, Cu	0.0100 - 3.00 %	0.0100 - 3.00 %	Average value: 0.209 % Grade Count:89
Gadolinium, Gd	1.00 - 25.0 %	1.00 - 25.0 %	Average value: 8.40 % Grade Count:3
Iron, Fe	0.00350 - 0.150 %	0.00350 - 0.150 %	Average value: 0.0145 % Grade Count:30
Lithium, Li	0.200 - 15.0 %	0.200 - 15.0 %	Average value: 7.10 % Grade Count:4
Magnesium, Mg	48.0 - 100 %	48.0 - 100 %	Average value: 92.9 % Grade Count:198
Manganese, Mn	0.0800 - 1.20 %	0.0800 - 1.20 %	Average value: 0.354 % Grade Count:102
Neodymium, Nd	0.600 - 28.0 %	0.600 - 28.0 %	Average value: 4.98 % Grade Count:16
Nickel, Ni	0.00100 - 0.0300 %	0.00100 - 0.0300 %	Average value: 0.00941 % Grade Count:87
Rare Earths	0.100 - 22.0 %	0.100 - 22.0 %	Average value: 3.88 % Grade Count:24
Silicon, Si	0.0100 - 1.50 %	0.0100 - 1.50 %	Average value: 0.259 % Grade Count:74
Silver, Ag	1.30 - 3.00 %	1.30 - 3.00 %	Average value: 2.12 % Grade Count:11
Thorium, Th	0.600 - 4.00 %	0.600 - 4.00 %	Average value: 2.58 % Grade Count:14
Yttrium, Y	3.70 - 28.0 %	3.70 - 28.0 %	Average value: 7.41 % Grade Count:14
Zinc, Zn	0.120 - 7.00 %	0.120 - 7.00 %	Average value: 2.01 % Grade Count:125
Zirconium, Zr	0.200 - 38.0 %	0.200 - 38.0 %	Average value: 1.25 % Grade Count:56

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