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ZMgNd2ZnZr

China HB ZMgNd2ZnZr 镁合金铸件规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZMgNd2ZnZr / ZMgNd2ZnZr
Category Grade Standard Region/Area Standard Content
Metals ZMgNd2ZnZr HB 7780 China 镁合金铸件规范

Chemical composition(mass fraction)(wt.%) of the ZMgNd2ZnZr

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 - -
Ag 2.0000 2.8000 -
Zn 0.1000 0.7000 -
Mg - - -

Mechanical Properties of steel grade ZMgNd2ZnZr

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
288 (≥) 284 (≥) 22 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade ZMgNd2ZnZr

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
23 - -     0.42 -  
781 574 - 42.3 322   -  
525 - 23 34.2   212 113

Heat Treatment of steel grade ZMgNd2ZnZr

Heat treated : 1765°C - 1946°C

Technological Curves of steel grade ZMgNd2ZnZr

Cross Reference Table (Equivalent Grade) of ZMgNd2ZnZr

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