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Si-Mo Ductile Grade C

America SAE Si-MoDuctileGradeC High temperature materials for exhaust manifolds and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals Si-Mo Ductile Grade C SAE J 2515 America High temperature materials for exhaust manifolds

Chemical composition(mass fraction)(wt.%) of the Si-Mo Ductile Grade C

Element Min Max Similar
Si - 4.0000 -
S - 0.0200 -
P - 0.0400 -
Ni - 0.1000 -
Mo 0.4000 0.6000 -
Mn 0.2000 0.4000 -
Mg 0.0200 - -
Cu - 0.1000 -
Cr - 0.1000 -
C - 3.4500 -

Mechanical Properties of steel grade Si-Mo Ductile Grade C

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)
372 (≥) 746 (≥) 33 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade Si-Mo Ductile Grade C

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
13 - -     0.43 -  
364 739 - 44.3 424   -  
877 - 11 31.2   141 131

Heat Treatment of steel grade Si-Mo Ductile Grade C

Heat treated : 1584°C - 1144°C

Technological Curves of steel grade Si-Mo Ductile Grade C

Cross Reference Table (Equivalent Grade) of Si-Mo Ductile Grade C

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