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Description

China CNS SB480M China Taiwan Structural steel and SB480M Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SB480M
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SB480M CNS China China Taiwan Structural steel
SGV450
SGV480
SEV245
SEV295
SEV345
SB410
SB450
SB450M
SB450M
SB480

Chemical composition(mass fraction)(wt.%) of the SB480M

C(%) Si(%) Mn(%) P(%) S(%)
0.2 0.15-0.30 Max 0.90 0.035 0.04

Mechanical Properties of steel grade SB480M

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)
763 (≥) 876 (≥) 31 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SB480M

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
23 - -     0.44 -  
711 458 - 12.3 133   -  
946 - 42 14.2   324 431

Heat Treatment of steel grade SB480M

Heat treated : 1858°C - 1739°C

Technological Curves of steel grade SB480M

Cross Reference Table (Equivalent Grade) of SB480M

Grade Standard Country Application
SB480M CNS China China Taiwan Structural steel

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