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France AFNOR NF 60Si7 Iron and steel. Special structural steels suitable for the manufacture of suspension components and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 60Si7 / 60 Si 7
Category Grade Standard Region/Area Standard Content
Metals 60 Si 7 NF A35-571 France Iron and steel. Special structural steels suitable for the manufacture of suspension components

Chemical composition(mass fraction)(wt.%) of the 60 Si 7

Element Min Max Similar
Si 1.5000 2.0000 -
S - 0.0250 -
P - 0.0250 -
Mn 0.7000 1.1000 -
C 0.5600 0.6400 -

Mechanical Properties of steel grade 60 Si 7

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)
758 (≥) 915 (≥) 32 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 60 Si 7

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
43 - -     0.41 -  
551 177 - 14.3 212   -  
371 - 13 14.2   111 444

Heat Treatment of steel grade 60 Si 7

Heat treated : 1376°C - 1939°C

Technological Curves of steel grade 60 Si 7

Cross Reference Table (Equivalent Grade) of 60 Si 7

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