IBC Advanced Alloys BeralcastÂ® 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 BeralcastÂ® 191 Beryllium-Aluminum Alloy.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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/inÂ³

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
CTE, linear	13.2 Âµm/m-Â°C @Temperature 25.0 Â°C	7.33 Âµin/in-Â°F @Temperature 77.0 Â°F
Specific Heat Capacity	1.423 J/g-Â°C	0.3401 BTU/lb-Â°F
Thermal Conductivity	180 W/m-K	1250 BTU-in/hr-ftÂ²-Â°F
Melting Point	585 Â°C	1090 Â°F
Liquidus	585 Â°C	1090 Â°F

Component Elements Properties	Metric	English
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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