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Japan JIS HR2 热轧碳钢板,钢片及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HR2 / HR 2
Category Grade Standard Region/Area Standard Content
Metals HR 2 JIS G3131 Japan 热轧碳钢板,钢片及钢带

Chemical composition(mass fraction)(wt.%) of the HR 2

Element Min Max Similar
S - 0.0400 -
P - 0.0400 -
Mn - 0.5000 -
C - 0.1200 -

Mechanical Properties of steel grade HR 2

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)
565 (≥) 968 (≥) 34 11 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade HR 2

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
14 - -     0.21 -  
533 943 - 11.3 432   -  
198 - 44 44.2   244 114

Heat Treatment of steel grade HR 2

Heat treated : 1941°C - 1353°C

Technological Curves of steel grade HR 2

Cross Reference Table (Equivalent Grade) of HR 2

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