Available 24/7 at contact@steel-grades.com

Si-Mo Ductile Grade B

America SAE Si-MoDuctileGradeB 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 B SAE J 2515 America High temperature materials for exhaust manifolds

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

Element Min Max Similar
Si - 4.0000 -
S - 0.0200 -
P - 0.0400 -
Ni - 0.1000 -
Mo 0.5000 0.7000 -
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 B

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)
727 (≥) 966 (≥) 24 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade Si-Mo Ductile Grade B

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
32 - -     0.14 -  
825 562 - 22.3 313   -  
848 - 22 34.2   222 313

Heat Treatment of steel grade Si-Mo Ductile Grade B

Heat treated : 1779°C - 1385°C

Technological Curves of steel grade Si-Mo Ductile Grade B

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

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this Si-Mo Ductile Grade B?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top