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China 舞钢Q/WTB St60-2 大厚度结构钢St 60-2供货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St60-2 / St 60-2
Category Grade Standard Region/Area Standard Content
Metals St 60-2 WYJ 109 China 大厚度结构钢St 60-2供货技术条件

Chemical composition(mass fraction)(wt.%) of the St 60-2

Element Min Max Similar
Al 0.0200 - -
N - 0.0120 -
S - 0.0150 -
P - 0.0200 -
Mn 0.7500 0.9500 -
Si - 0.5000 -
C 0.3800 0.4200 -

Mechanical Properties of steel grade St 60-2

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)
357 (≥) 862 (≥) 34 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade St 60-2

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
41 - -     0.41 -  
716 929 - 32.3 221   -  
186 - 12 13.2   121 241

Heat Treatment of steel grade St 60-2

Heat treated : 1971°C - 1262°C

Technological Curves of steel grade St 60-2

Cross Reference Table (Equivalent Grade) of St 60-2

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