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China GB 045025 Neodymium magnesium alloy and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 045025 / 045025
Category Grade Standard Region/Area Standard Content
Metals 045025 GB/T 28400 China Neodymium magnesium alloy

Chemical composition(mass fraction)(wt.%) of the 045025

Element Min Max Similar
C - 0.0800 -
Ni - 0.0100 -
Cu - 0.0100 -
Al - 0.0500 -
Fe - 0.1500 -
Si - 0.0500 -
稀土杂质/RE - 0.5000 -
Nd/RE 99.5000 - -
Mg - - -
RE - - 25.0000

Mechanical Properties of steel grade 045025

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)
757 (≥) 486 (≥) 43 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade 045025

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 - -     0.41 -  
197 997 - 22.3 312   -  
686 - 32 24.2   222 344

Heat Treatment of steel grade 045025

Heat treated : 1799°C - 1634°C

Technological Curves of steel grade 045025

Cross Reference Table (Equivalent Grade) of 045025

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