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Global 企业标准 JDM3 上海交通大学高稀土铸造镁合金 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: JDM3 / JDM3
Category Grade Standard Region/Area Standard Content
Metals JDM3 -- Global 上海交通大学高稀土铸造镁合金

Chemical composition(mass fraction)(wt.%) of the JDM3

Element Min Max Similar

Mechanical Properties of steel grade JDM3

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)
943 (≥) 163 (≥) 11 41 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade JDM3

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
12 - -     0.33 -  
985 336 - 23.3 414   -  
189 - 33 21.2   123 213

Heat Treatment of steel grade JDM3

Heat treated : 1615°C - 1547°C

Technological Curves of steel grade JDM3

Cross Reference Table (Equivalent Grade) of JDM3

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