Magnesium ZH62A-T5, Cast

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Magnesium ZH62A-T5, Cast
Categories:	Metal; Nonferrous Metal; Magnesium Alloy
Material Notes:
Key Words:	UNS M16620; Mg
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Physical Properties	Metric	English	Comments

Density	1.86 g/cc	0.0672 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	70	70	500 kg load, 10 mm ball
Hardness, Knoop	93	93	Estimated from Brinell
Hardness, Vickers	80	80	Estimated from Brinell
Tensile Strength, Ultimate	240 MPa	34800 psi
	320 MPa @Temperature -196 °C	46400 psi @Temperature -321 °F
	330 MPa @Temperature -78.0 °C	47900 psi @Temperature -108 °F
	69.0 MPa @Temperature 315 °C, Time 601 sec	10000 psi @Temperature 599 °F, Time 0.167 hour	tested at elevated temperature
	195 MPa @Temperature 150 °C, Time 601 sec	28300 psi @Temperature 302 °F, Time 0.167 hour	tested at elevated temperature
Tensile Strength, Yield	200 MPa @Temperature -78.0 °C	29000 psi @Temperature -108 °F
	235 MPa @Temperature -196 °C	34100 psi @Temperature -321 °F
	170 MPa @Strain 0.2 %	24700 psi @Strain 0.2 %
Elongation at Break	4.0 %	4.0 %	in 50 mm
	1.0 % @Temperature -196 °C	1.0 % @Temperature -321 °F
	2.7 % @Temperature -78.0 °C	2.7 % @Temperature -108 °F
Creep Strength	17.0 MPa @Temperature 205 °C, Time 3.60e+6 sec	2470 psi @Temperature 401 °F, Time 1000 hour	0.2% total extension
Modulus of Elasticity	38.0 GPa @Temperature 315 °C	5510 ksi @Temperature 599 °F
	40.0 GPa @Temperature 205 °C	5800 ksi @Temperature 401 °F
Tensile Modulus	45.0 GPa	6530 ksi
Compressive Yield Strength	170 MPa	24700 psi	at 0.2% offset
Ultimate Bearing Strength	495 MPa	71800 psi
Bearing Yield Strength	340 MPa	49300 psi
Poissons Ratio	0.30	0.30
Machinability	100 %	100 %	Relative Rating, 100=Best
Shear Modulus	17.0 GPa	2470 ksi
Shear Strength	165 MPa	23900 psi
Charpy Impact	1.02 J	0.752 ft-lb	V-notch
	1.02 J @Temperature -78.0 °C	0.752 ft-lb @Temperature -108 °F	Notched
	1.02 J @Temperature -196 °C	0.752 ft-lb @Temperature -321 °F	Notched
Charpy Impact, Unnotched	8.56 J @Temperature -196 °C	6.31 ft-lb @Temperature -321 °F
	15.02 J @Temperature 24.0 °C	11.08 ft-lb @Temperature 75.2 °F
	18.99 J @Temperature -78.0 °C	14.01 ft-lb @Temperature -108 °F

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.00000650 ohm-cm	0.00000650 ohm-cm

Thermal Properties	Metric	English	Comments
Heat of Fusion	373 J/g	160 BTU/lb
CTE, linear	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
	27.1 µm/m-°C @Temperature 0.000 - 100 °C	15.1 µin/in-°F @Temperature 32.0 - 212 °F
Specific Heat Capacity	0.960 J/g-°C	0.229 BTU/lb-°F
Thermal Conductivity	110 W/m-K	763 BTU-in/hr-ft²-°F
Melting Point	520 - 630 °C	968 - 1170 °F
Solidus	520 °C	968 °F
Liquidus	630 °C	1170 °F

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

Component Elements Properties	Metric	English	Comments
Copper, Cu	<= 0.10 %	<= 0.10 %
Magnesium, Mg	92 %	92 %	As Remainder
Nickel, Ni	<= 0.010 %	<= 0.010 %
Thorium, Th	1.4 - 2.2 %	1.4 - 2.2 %
Zinc, Zn	5.2 - 6.2 %	5.2 - 6.2 %
Zirconium, Zr	0.50 - 1.0 %	0.50 - 1.0 %

References for this datasheet.

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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MMZH62 / 12474

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