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China 鞍钢Q/ASB SS25 冲压级和结构级冷轧钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SS25 / SS25
Category Grade Standard Region/Area Standard Content
Metals SS25 Q/ASB 313 China 冲压级和结构级冷轧钢板及钢带

Chemical composition(mass fraction)(wt.%) of the SS25

Element Min Max Similar
Ti - 0.0250 -
Nb - 0.0080 -
V - 0.0080 -
Mo - 0.0600 -
Cr - 0.1500 -
Ni - 0.2000 -
Cu - 0.2000 -
S - 0.0350 -
P - 0.0350 -
Mn - 0.6000 -
C - 0.2000 -
Cu - 0.2000 -
Ti - 0.0250 -
Nb - 0.0080 -
V - 0.0080 -
Mo - 0.0600 -
Ni - 0.2000 -
Cr - 0.1500 -
P - 0.0350 -
S - 0.0350 -
Mn - 0.6000 -
C - 0.2000 -

Mechanical Properties of steel grade SS25

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)
289 (≥) 529 (≥) 44 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade SS25

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 - -     0.34 -  
383 615 - 34.3 212   -  
626 - 13 32.2   313 231

Heat Treatment of steel grade SS25

Heat treated : 1862°C - 1763°C

Technological Curves of steel grade SS25

Cross Reference Table (Equivalent Grade) of SS25

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