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AMPCO 642

Global 企业标准 AMPCO642 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AMPCO642 / AMPCO 642
Category Grade Standard Region/Area Standard Content
Metals AMPCO 642 -- Global

Chemical composition(mass fraction)(wt.%) of the AMPCO 642

Element Min Max Similar
Si - 2.0000 -
Cu - 91.0000 -
Al - 7.0000 -

Mechanical Properties of steel grade AMPCO 642

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)
744 (≥) 522 (≥) 32 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade AMPCO 642

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
41 - -     0.11 -  
866 762 - 13.3 132   -  
819 - 32 14.2   441 321

Heat Treatment of steel grade AMPCO 642

Heat treated : 1497°C - 1493°C

Technological Curves of steel grade AMPCO 642

Cross Reference Table (Equivalent Grade) of AMPCO 642

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