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Poland PN MI Alloyed copper - Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: MI / MI
Category Grade Standard Region/Area Standard Content
Metals MI PN H87053 Poland Alloyed copper - Grades

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

Element Min Max Similar
S 0.2000 0.6000 -
Ni - - 0.2000
Cu - - -
Sn - - 0.0500
O2 - - 0.0800
Sb - - 0.0050
Fe - - 0.0500
As - - 0.0100
Bi - - 0.0020
Pb - - 0.0100
Others Total - - 0.3000

Mechanical Properties of steel grade MI

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)
231 (≥) 515 (≥) 42 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade MI

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
31 - -     0.13 -  
769 921 - 32.3 424   -  
512 - 14 21.2   233 242

Heat Treatment of steel grade MI

Heat treated : 1983°C - 1719°C

Technological Curves of steel grade MI

Cross Reference Table (Equivalent Grade) of MI

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