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erralium255

Description

USA UNS erralium255 Dual-phase steel and erralium255 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: erralium255
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel erralium255 UNS USA Dual-phase steel
S32304
2304
2304
S32404
S32404
Uranus50
Uranus50
S32550
S32550
erralium255

Chemical composition(mass fraction)(wt.%) of the erralium255

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) N(%) Cu(%)
0.04 1 1.5 Max 0.04 Max 0.03 24.0-27.0 4.50-6.50 2.00-4.00 1.50-2.50 1.50-2.50

Mechanical Properties of steel grade erralium255

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)
873 (≥) 493 (≥) 41 31 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade erralium255

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 - -     0.44 -  
325 991 - 14.3 112   -  
892 - 23 44.2   121 411

Heat Treatment of steel grade erralium255

Heat treated : 1451°C - 1894°C

Technological Curves of steel grade erralium255

Cross Reference Table (Equivalent Grade) of erralium255

Grade Standard Country Application
erralium255 UNS USA Dual-phase steel
erralium255 UNS USA Dual-phase steel

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