Magnesium WE43-T6, Cast

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Magnesium WE43-T6, Cast
Categories:	Metal; Nonferrous Metal; Magnesium Alloy
Material Notes:
Key Words:	UNS M18430; Mg
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Physical Properties	Metric	English	Comments

Density	1.84 g/cc	0.0665 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	85	85	500 kg load, 10 mm ball
Hardness, Knoop	109	109	Estimated from Brinell
Hardness, Rockwell A	36	36	Estimated from Brinell
Hardness, Rockwell B	53	53	Estimated from Brinell
Hardness, Vickers	96	96	Estimated from Brinell
Tensile Strength, Ultimate	250 MPa	36300 psi
Tensile Strength, Yield	162 MPa @Strain 0.2 %	23500 psi @Strain 0.2 %
Elongation at Break	2.0 %	2.0 %	in 50 mm
Tensile Modulus	44.2 GPa	6410 ksi
Poissons Ratio	0.27	0.27
Shear Modulus	17.0 GPa	2470 ksi	Estimated from similar Mg alloys.

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000148 ohm-cm	0.0000148 ohm-cm

Thermal Properties	Metric	English	Comments
Heat of Fusion	370 J/g	159 BTU/lb	Estimated from trends in similar Mg alloys.
CTE, linear	26.0 µm/m-°C @Temperature 0.000 - 100 °C	14.4 µin/in-°F @Temperature 32.0 - 212 °F	Estimated from similar Mg alloys.
	27.0 µm/m-°C @Temperature 20.0 - 200 °C	15.0 µin/in-°F @Temperature 68.0 - 392 °F	Estimated from similar Mg alloys
Specific Heat Capacity	1.00 J/g-°C	0.239 BTU/lb-°F	Typical Mg alloy value.
Thermal Conductivity	51.3 W/m-K	356 BTU-in/hr-ft²-°F
Melting Point	545 - 640 °C	1010 - 1180 °F
Solidus	545 °C	1010 °F
Liquidus	640 °C	1180 °F

Processing Properties	Metric	English	Comments
Casting Temperature	750 - 820 °C	1380 - 1510 °F	Sand Casting

Component Elements Properties	Metric	English	Comments
Copper, Cu	<= 0.030 %	<= 0.030 %
Lithium, Li	<= 0.20 %	<= 0.20 %
Magnesium, Mg	92 %	92 %	As Remainder
Manganese, Mn	<= 0.15 %	<= 0.15 %
Neodymium, Nd	2.4 - 4.4 %	2.4 - 4.4 %	Nd-rich rare earths
Nickel, Ni	<= 0.0050 %	<= 0.0050 %
Silicon, Si	<= 0.010 %	<= 0.010 %
Yttrium, Y	3.7 - 4.3 %	3.7 - 4.3 %
Zinc, Zn	<= 0.20 %	<= 0.20 %
Zirconium, Zr	0.40 - 1.0 %	0.40 - 1.0 %

References for this datasheet.

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MMWE43 / 12462

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