ZMgRE3ZnZr

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China HB ZMgRE3ZnZr 镁合金铸件规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZMgRE3ZnZr / ZMgRE3ZnZr

Category	Grade	Standard	Region/Area	Standard Content
Metals	ZMgRE3ZnZr	HB 7780	China	镁合金铸件规范

Chemical composition(mass fraction)(wt.%) of the ZMgRE3ZnZr

Element	Min	Max	Similar
Others total	-	0.2000	-
Others each	-	0.0500	-
Be	-	0.0010	-
Ni	-	0.0050	-
Fe	-	0.0100	-
Cu	-	0.0300	-
Si	-	0.0100	-
Al	-	0.0200	-
Zrt	0.4000	1.0000	-
Zrs	0.4000	-	-
RE	2.5000	4.0000	-
Zn	0.2000	0.7000	-
Mg	-	-	-

Mechanical Properties of steel grade ZMgRE3ZnZr

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)
568 (≥)	515 (≥)	14	43	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	242

Physical Properties of steel grade ZMgRE3ZnZr

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
34	-	-			0.32	-
586	671	-	14.3	424		-
544	-	11	33.2			114	141

Heat Treatment of steel grade ZMgRE3ZnZr

Heat treated : 1838°C - 1584°C

Technological Curves of steel grade ZMgRE3ZnZr

No Curve

Cross Reference Table (Equivalent Grade) of ZMgRE3ZnZr

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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