MgAl

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Czech CSN MgAl Magnesium-aluminum alloy for castings 42 4911 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MgAl / MgAl

Category	Grade	Standard	Region/Area	Standard Content
Metals	MgAl	CSN 42 4911	Czech	Magnesium-aluminum alloy for castings 42 4911

Chemical composition(mass fraction)(wt.%) of the MgAl

Element	Min	Max	Similar
Mn	0.1500	0.5000	-
Si	-	0.2500	-
Ni	-	0.0100	-
Cu	-	0.1000	-
Ti	-	0.0020	-
Zr	-	0.0030	-
Al	7.5000	9.0000	-
Zn	0.2000	0.8000	-
Mg	-	-	-
Fe	-	0.0800	-
Be	-	0.0100	-
Others total	-	0.4000	-

Mechanical Properties of steel grade MgAl

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
817 (≥)	266 (≥)	34	12	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade MgAl

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
14	-	-			0.22	-
533	577	-	21.3	121		-
863	-	21	23.2			234	144

Heat Treatment of steel grade MgAl

Heat treated : 1171°C - 1451°C

Technological Curves of steel grade MgAl

No Curve

Cross Reference Table (Equivalent Grade) of MgAl

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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