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A65 Grade 2

America ASTM A65Grade2 钢轨道钉 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A65Grade2 / A65 Grade 2
Category Grade Standard Region/Area Standard Content
Metals A65 Grade 2 ASTM A65 America 钢轨道钉

Chemical composition(mass fraction)(wt.%) of the A65 Grade 2

Element Min Max Similar
Cu 0.2000 - -
C 0.3000 - -

Mechanical Properties of steel grade A65 Grade 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)
818 (≥) 331 (≥) 41 41 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade A65 Grade 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
12 - -     0.14 -  
689 972 - 31.3 211   -  
871 - 42 14.2   441 142

Heat Treatment of steel grade A65 Grade 2

Heat treated : 1757°C - 1218°C

Technological Curves of steel grade A65 Grade 2

Cross Reference Table (Equivalent Grade) of A65 Grade 2

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