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IBC Advanced Alloys Beralcast® 191 Beryllium-Aluminum Alloy
| Category | Metal , Metal Matrix Composite , Nonferrous Metal , Beryllium Alloy |
| Manufacturer | IBC Advanced Alloys |
| Trade Name | Beralcast® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | IBC Advanced Alloys Beralcast® 191 Beryllium-Aluminum Alloy.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
This alloy consists of 65% Be and 35% Al (by weight) and is used primarily for moderate strength cast electronic and thermal packaging applications. BeAl-191 also provides a unique capability for selected applications in optical systems, where increased stability through the operational temperature range and thermal conductivity are of critical importance.Information provided by IBC Advanced Alloys
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 2.16 g/cc | 0.0780 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Ultimate | 196.5 MPa | 28500 psi | |
| Tensile Strength, Yield | 137.9 MPa | 20000 psi | |
| Elongation at Break | 1.7 % | 1.7 % | |
| Modulus of Elasticity | 202 GPa | 29300 ksi | in tension |
| Poissons Ratio | 0.20 | 0.20 | |
| Shear Modulus | 84.2 GPa | 12200 ksi | Calculated |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 13.2 µm/m-°C @Temperature 25.0 °C |
7.33 µin/in-°F @Temperature 77.0 °F |
|
| Specific Heat Capacity | 1.423 J/g-°C | 0.3401 BTU/lb-°F | |
| Thermal Conductivity | 180 W/m-K | 1250 BTU-in/hr-ft²-°F | |
| Melting Point | 585 °C | 1090 °F | |
| Liquidus | 585 °C | 1090 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Aluminum, Al | 26.0 - 35.6 % | 26.0 - 35.6 % | |
| Beryllium, Be | 61.1 - 68.6 % | 61.1 - 68.6 % | |
| Cobalt, Co | <= 0.20 % | <= 0.20 % | |
| Germanium, Ge | <= 0.20 % | <= 0.20 % | |
| Iron, Fe | <= 0.20 % | <= 0.20 % | |
| Silicon, Si | 1.65 - 2.5 % | 1.65 - 2.5 % | |
| Silver, Ag | 1.65 - 2.35 % | 1.65 - 2.35 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Electrical Resistivity | 0.00000410 ohm-cm | 0.00000410 ohm-cm |
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