MA17

for the manufacture of wire ultrasonic delay lines; high sound conductivity alloy

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Magnesium	Wrought Magnesium Alloys

Chemical composition

Standard	Fe, %	Si, %	Be, %	Mg, %	Mn, %	Cu, %	Zn, %	Ni, %	Al, %	Ce, %
Standard	Fe, %	Si, %	Be, %	Mg, %	Mn, %	Cu, %	Zn, %	Ni, %	Al, %	Ce, %
GOST 14957-76	< 0.05	< 0.05	< 0.002	97.44–99.1	0.2–0.7	< 0.05	< 0.1	< 0.005	< 0.1	0.7–1.5

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Physical characteristics

Temperature, °C	$\rho$ , $\frac{kg}{m^3}$
Temperature, °C	$\rho$ , $\frac{kg}{m^3}$
20	1750

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	Treatment
					190–210	110–140	12–14

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
			400–520

Standards

Standard	Description
Standard	Description
GOST 14957-76

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Be	%	Beryllium
Mg	%	Magnesium
Mn	%	Manganese
Cu	%	Copper
Zn	%	Zinc
Ni	%	Nickel
Al	%	Aluminium
Ce	%	Cerium

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\rho$	$\frac{kg}{m^3}$	The density of the material

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\sigma_{P}$	$MPa$	Proportionality limit
$\epsilon_L$	%	Elongation at break (longitudinal)