Overview of materials for Beryllium Alloy

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Overview of materials for Beryllium Alloy
Categories:	Metal; Nonferrous Metal; Beryllium Alloy
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Beryllium 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	1.84 - 23.1 g/cc	0.0665 - 0.836 lb/in³	Average value: 7.84 g/cc Grade Count:405

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	190 - 380	190 - 380	Average value: 256 Grade Count:9
Hardness, Rockwell B	20.0 - 106	20.0 - 106	Average value: 81.2 Grade Count:169
Hardness, Rockwell C	20.0 - 100	20.0 - 100	Average value: 37.4 Grade Count:108
Hardness, Rockwell 30T	62.0 - 83.0	62.0 - 83.0	Average value: 75.3 Grade Count:3
Hardness, Vickers	65.0 - 695	65.0 - 695	Average value: 272 Grade Count:107
Tensile Strength, Ultimate	175 - 2550 MPa	25400 - 370000 psi	Average value: 828 MPa Grade Count:382
Tensile Strength, Yield	60.0 - 1690 MPa	8700 - 245000 psi	Average value: 684 MPa Grade Count:380
Elongation at Break	0.600 - 75.0 %	0.600 - 75.0 %	Average value: 13.9 % Grade Count:378
Modulus of Elasticity	0.138 - 330 GPa	20.0 - 47900 ksi	Average value: 149 GPa Grade Count:386
Compressive Yield Strength	147 - 1200 MPa	21300 - 174000 psi	Average value: 731 MPa Grade Count:14
Poissons Ratio	0.0320 - 0.330	0.0320 - 0.330	Average value: 0.228 Grade Count:65
Fatigue Strength	0.276 - 552 MPa	40.0 - 80100 psi	Average value: 268 MPa Grade Count:97
Fracture Toughness	7.30 - 23.9 MPa-m½	6.64 - 21.8 ksi-in½	Average value: 12.0 MPa-m½ Grade Count:9
Machinability	10.0 - 60.0 %	10.0 - 60.0 %	Average value: 31.5 % Grade Count:81
Shear Modulus	41.0 - 135 GPa	5950 - 19600 ksi	Average value: 83.6 GPa Grade Count:65
Shear Strength	181 - 480 MPa	26300 - 69600 psi	Average value: 298 MPa Grade Count:5
Charpy Impact	1.50 - 67.8 J	1.11 - 50.0 ft-lb	Average value: 20.5 J Grade Count:6

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000250 - 0.0000907 ohm-cm	0.00000250 - 0.0000907 ohm-cm	Average value: 0.0000109 ohm-cm Grade Count:377
Magnetic Permeability	1.00 - 1.00	1.00 - 1.00	Average value: 1.00 Grade Count:5
Magnetic Susceptibility	-1.00e-6	-1.00e-6	Average value: -1.00e-6 Grade Count:23

Thermal Properties	Metric	English	Comments
CTE, linear	6.50 - 18.4 µm/m-°C	3.61 - 10.2 µin/in-°F	Average value: 16.6 µm/m-°C Grade Count:373
Specific Heat Capacity	0.377 - 1.92 J/g-°C	0.0900 - 0.460 BTU/lb-°F	Average value: 1.00 J/g-°C Grade Count:80
Thermal Conductivity	17.3 - 300 W/m-K	120 - 2080 BTU-in/hr-ft²-°F	Average value: 146 W/m-K Grade Count:362
Melting Point	585 - 1330 °C	1090 - 2430 °F	Average value: 995 °C Grade Count:323
Solidus	644 - 1200 °C	1190 - 2200 °F	Average value: 951 °C Grade Count:247
Liquidus	585 - 1330 °C	1090 - 2430 °F	Average value: 1040 °C Grade Count:249
Boiling Point	2470 °C	4480 °F	Average value: 2470 °C Grade Count:23

Optical Properties	Metric	English	Comments
Emissivity (0-1)	0.610	0.610	Average value: 0.610 Grade Count:23
Reflection Coefficient, Visible (0-1)	0.500	0.500	Average value: 0.500 Grade Count:23

Processing Properties	Metric	English	Comments
Processing Temperature	450 - 980 °C	842 - 1800 °F	Average value: 845 °C Grade Count:14
Annealing Temperature	760 - 790 °C	1400 - 1450 °F	Average value: 775 °C Grade Count:4
Solution Temperature	760 - 1090 °C	1400 - 2000 °F	Average value: 871 °C Grade Count:36
Aging Temperature	260 - 510 °C	500 - 950 °F	Average value: 415 °C Grade Count:36
Hot-Working Temperature	650 - 925 °C	1200 - 1700 °F	Average value: 779 °C Grade Count:12
Precipitation Temperature	316 - 482 °C	600 - 900 °F	Average value: 416 °C Grade Count:10
Casting Temperature	980 - 1480 °C	1800 - 2700 °F	Average value: 1140 °C Grade Count:33
Recrystallization Temperature	730 °C	1350 °F	Average value: 730 °C Grade Count:4

Component Elements Properties	Metric	English	Comments
Aluminum, Al	0.0100 - 97.8 %	0.0100 - 97.8 %	Average value: 12.6 % Grade Count:58
BeO	0.0300 - 73.2 %	0.0300 - 73.2 %	Average value: 7.70 % Grade Count:23
Beryllium, Be	0.150 - 100 %	0.150 - 100 %	Average value: 11.1 % Grade Count:380
Boron, B	0.000200 - 0.000300 %	0.000200 - 0.000300 %	Average value: 0.000260 % Grade Count:5
Cadmium, Cd	0.000200 %	0.000200 %	Average value: 0.000200 % Grade Count:5
Calcium, Ca	0.00500 - 0.0200 %	0.00500 - 0.0200 %	Average value: 0.0144 % Grade Count:8
Carbon, C	0.0300 - 2.00 %	0.0300 - 2.00 %	Average value: 0.193 % Grade Count:26
Chromium, Cr	0.00250 - 96.2 %	0.00250 - 96.2 %	Average value: 3.17 % Grade Count:41
Co + Ni	0.200 - 3.00 %	0.200 - 3.00 %	Average value: 0.269 % Grade Count:175
Co + Ni + Fe	0.600 %	0.600 %	Average value: 0.600 % Grade Count:155
Cobalt, Co	0.000500 - 2.70 %	0.000500 - 2.70 %	Average value: 1.62 % Grade Count:96
Copper, Cu	0.00500 - 99.5 %	0.00500 - 99.5 %	Average value: 90.3 % Grade Count:336
Germanium, Ge	0.200 - 0.950 %	0.200 - 0.950 %	Average value: 0.383 % Grade Count:3
Iron, Fe	0.0300 - 0.400 %	0.0300 - 0.400 %	Average value: 0.155 % Grade Count:59
Lead, Pb	0.000500 - 0.600 %	0.000500 - 0.600 %	Average value: 0.0927 % Grade Count:106
Lithium, Li	0.000300 %	0.000300 %	Average value: 0.000300 % Grade Count:4
Magnesium, Mg	0.00600 - 0.500 %	0.00600 - 0.500 %	Average value: 0.108 % Grade Count:22
Manganese, Mn	0.00300 - 0.0200 %	0.00300 - 0.0200 %	Average value: 0.0111 % Grade Count:9
Molybdenum, Mo	0.00100 - 0.00500 %	0.00100 - 0.00500 %	Average value: 0.00213 % Grade Count:8
Nickel, Ni	0.0200 - 97.7 %	0.0200 - 97.7 %	Average value: 23.1 % Grade Count:112
Nitrogen, N	0.0300 - 0.0400 %	0.0300 - 0.0400 %	Average value: 0.0325 % Grade Count:4
Oxygen, O	0.240 - 46.8 %	0.240 - 46.8 %	Average value: 14.4 % Grade Count:7
Silicon, Si	0.0100 - 2.50 %	0.0100 - 2.50 %	Average value: 0.206 % Grade Count:51
Silver, Ag	0.000500 - 3.35 %	0.000500 - 3.35 %	Average value: 0.494 % Grade Count:15
Tin, Sn	0.100 - 0.250 %	0.100 - 0.250 %	Average value: 0.121 % Grade Count:29
Titanium, Ti	0.00100 - 0.600 %	0.00100 - 0.600 %	Average value: 0.398 % Grade Count:23
Zinc, Zn	0.00500 - 0.100 %	0.00500 - 0.100 %	Average value: 0.0864 % Grade Count:32
Zirconium, Zr	0.0100 - 0.500 %	0.0100 - 0.500 %	Average value: 0.349 % Grade Count:8

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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