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Spain UNE F.1252 Quenched and tempered steels. Part 1: technical delivery conditions for special steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: F.1252 / F.1252
Category Grade Standard Region/Area Standard Content
Metals F.1252 UNE 36051-1 Spain Quenched and tempered steels. Part 1: technical delivery conditions for special steels

Chemical composition(mass fraction)(wt.%) of the F.1252

Element Min Max Similar

Mechanical Properties of steel grade F.1252

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)
372 (≥) 117 (≥) 44 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade F.1252

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
33 - -     0.44 -  
349 624 - 23.3 343   -  
512 - 44 44.2   344 443

Heat Treatment of steel grade F.1252

Heat treated : 1883°C - 1858°C

Technological Curves of steel grade F.1252

Cross Reference Table (Equivalent Grade) of F.1252

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