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Spain UNE F.1441 Steels for hot-formed and heat-treated spring and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: F.1441 / F.1441
Category Grade Standard Region/Area Standard Content
Metals F.1441 UNE 36015 Spain Steels for hot-formed and heat-treated spring

Chemical composition(mass fraction)(wt.%) of the F.1441

Element Min Max Similar
Si 1.5000 2.0000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.6000 0.9000 -
C 0.5700 0.6400 -

Mechanical Properties of steel grade F.1441

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)
184 (≥) 899 (≥) 44 43 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade F.1441

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
22 - -     0.22 -  
337 754 - 24.3 341   -  
743 - 33 32.2   211 141

Heat Treatment of steel grade F.1441

Heat treated : 1435°C - 1295°C

Technological Curves of steel grade F.1441

Cross Reference Table (Equivalent Grade) of F.1441

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