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England B.S. 309C35 Specification for steel castings for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 309C35 / 309 C 35
Category Grade Standard Region/Area Standard Content
Metals 309 C 35 BS 3100 England Specification for steel castings for general engineering purposes

Chemical composition(mass fraction)(wt.%) of the 309 C 35

Element Min Max Similar
Si - 1.5000 -
S - 0.0400 -
P - 0.0400 -
Ni 11.0000 14.0000 -
Mo - 1.5000 -
Mn - 2.0000 -
Cr 24.0000 28.0000 -
C 0.2000 0.5000 -

Mechanical Properties of steel grade 309 C 35

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)
678 (≥) 737 (≥) 32 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 309 C 35

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
41 - -     0.32 -  
211 585 - 23.3 214   -  
811 - 43 22.2   311 141

Heat Treatment of steel grade 309 C 35

Heat treated : 1828°C - 1221°C

Technological Curves of steel grade 309 C 35

Cross Reference Table (Equivalent Grade) of 309 C 35

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