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A568 Grade 1055

America ASTM A568Grade1055 热轧及冷轧高强度低合金碳素钢薄板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A568Grade1055 / A568 Grade 1055
Category Grade Standard Region/Area Standard Content
Metals A568 Grade 1055 ASTM A568/A568M America 热轧及冷轧高强度低合金碳素钢薄板

Chemical composition(mass fraction)(wt.%) of the A568 Grade 1055

Element Min Max Similar

Mechanical Properties of steel grade A568 Grade 1055

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)
673 (≥) 437 (≥) 32 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade A568 Grade 1055

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
32 - -     0.34 -  
379 197 - 32.3 431   -  
381 - 41 43.2   434 333

Heat Treatment of steel grade A568 Grade 1055

Heat treated : 1815°C - 1282°C

Technological Curves of steel grade A568 Grade 1055

Cross Reference Table (Equivalent Grade) of A568 Grade 1055

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