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Description

China CNS SUP6 China Taiwan Structural steel and SUP6 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SUP6
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SUP6 CNS China China Taiwan Structural steel
SWRCH33K
SWRCH35K
SWRCH38K
SWRCH40K
SWRCH41K
SWRCH43K
SWRCH45K
SWRCH48K
SWRCH50K
SUP3

Chemical composition(mass fraction)(wt.%) of the SUP6

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%)
0.56-0.64 1.50-1.80 0.70-1.00 0.035 0.035

Mechanical Properties of steel grade SUP6

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)
815 (≥) 988 (≥) 24 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SUP6

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 - -     0.12 -  
248 876 - 33.3 443   -  
934 - 21 14.2   434 413

Heat Treatment of steel grade SUP6

Heat treated : 1854°C - 1811°C

Technological Curves of steel grade SUP6

Cross Reference Table (Equivalent Grade) of SUP6

Grade Standard Country Application
SUP6 CNS China China Taiwan Structural steel

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