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Global 企业标准 S08A 军品用电渣钢轧材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S08A / S08A
Category Grade Standard Region/Area Standard Content
Metals S08A -- Global 军品用电渣钢轧材

Chemical composition(mass fraction)(wt.%) of the S08A

Element Min Max Similar
Total Others - 0.0450 -
Pb - 0.0010 -
Sb - 0.0070 -
As - 0.0300 -
Sn - 0.0300 -
W - 0.0300 -
Mo - 0.0500 -
N - 0.0080 -
Cu - 0.1500 -
Al 0.0100 0.0800 -
S - 0.0200 -
P - 0.0250 -
Mn 0.2500 0.5000 -
Si - 0.0500 -
C - 0.1000 -

Mechanical Properties of steel grade S08A

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)
837 (≥) 312 (≥) 14 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade S08A

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
33 - -     0.12 -  
984 412 - 31.3 241   -  
217 - 32 33.2   232 221

Heat Treatment of steel grade S08A

Heat treated : 1857°C - 1851°C

Technological Curves of steel grade S08A

Cross Reference Table (Equivalent Grade) of S08A

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