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China XB 066002B 钐钴1:5型永磁合金粉 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 066002B / 066002B
Category Grade Standard Region/Area Standard Content
Metals 066002B XB/T 502 China 钐钴1:5型永磁合金粉

Chemical composition(mass fraction)(wt.%) of the 066002B

Element Min Max Similar
Sm 41.5000 52.5000 -
Co 57.0000 58.0000 -
Ca - 0.1500 -
Fe - 0.1000 -
O - 0.5000 -

Mechanical Properties of steel grade 066002B

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)
657 (≥) 196 (≥) 41 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 066002B

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
13 - -     0.11 -  
914 923 - 14.3 332   -  
437 - 41 12.2   332 431

Heat Treatment of steel grade 066002B

Heat treated : 1651°C - 1728°C

Technological Curves of steel grade 066002B

Cross Reference Table (Equivalent Grade) of 066002B

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