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SMA W 4122

Global 企业标准 SMAW4122 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SMAW4122 / SMA W 4122
Category Grade Standard Region/Area Standard Content
Metals SMA W 4122 -- Global

Chemical composition(mass fraction)(wt.%) of the SMA W 4122

Element Min Max Similar
Si - 0.4000 -
Ni - 0.4000 -
Mo - 0.9000 -
Mn - 0.4000 -
Cu - 0.7000 -
Cr - 15.5000 -
C - 0.4000 -

Mechanical Properties of steel grade SMA W 4122

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)
161 (≥) 237 (≥) 31 21 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade SMA W 4122

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
42 - -     0.44 -  
669 128 - 31.3 424   -  
826 - 24 41.2   223 232

Heat Treatment of steel grade SMA W 4122

Heat treated : 1838°C - 1535°C

Technological Curves of steel grade SMA W 4122

Cross Reference Table (Equivalent Grade) of SMA W 4122

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