Comparison- Magnesium to other Alloys
MATERIAL		Magnesium		Aluminum		Zinc		Plastic
ALLOY		AZ91D		A380		AG40A		PC+ABS
MECHANICAL
Tensile Strength - Ultimate	M Pa	243		331		283		39
Tensile Strength - Yield	M Pa	160		165		N/A		16.5
Tensile Modulus	G Pa	45		71		85		2.1
Elongation	%	6		3		10		16.5
PHYSICAL
Specific Gravity	g/cc	1.81		2.7		6.7		1.07
Thermal Conductivity	W/m-K	72		145		214		0.28
Melting Temperature	C	595		593		387		260
Coeff. Of Thermal Expansion	mm/m-K	25		23.9		27.4		76.5