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France AFNOR NF FS12 Iron and steel. Wire rod in non-alloy and alloy steel for colled electrodes for gas shielded are welding and submerged arc welding. Grades and types and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: FS12 / FS 12
Category Grade Standard Region/Area Standard Content
Metals FS 12 NF A35-056 France Iron and steel. Wire rod in non-alloy and alloy steel for colled electrodes for gas shielded are welding and submerged arc welding. Grades and types

Chemical composition(mass fraction)(wt.%) of the FS 12

Element Min Max Similar
Ti - 0.0600 -
Si - 0.1000 -
S - 0.0250 -
P - 0.0250 -
Ni - 0.1500 -
Mo - 0.1500 -
Mn 0.4000 0.6000 -
Cu - 0.1200 -
Cr - 0.1500 -
C 0.0600 0.1300 -
Al - 0.0400 -

Mechanical Properties of steel grade FS 12

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)
983 (≥) 338 (≥) 43 23 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade FS 12

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
14 - -     0.22 -  
128 176 - 44.3 211   -  
898 - 33 43.2   221 232

Heat Treatment of steel grade FS 12

Heat treated : 1528°C - 1338°C

Technological Curves of steel grade FS 12

Cross Reference Table (Equivalent Grade) of FS 12

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