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Spain UNE F.2644 Alloy steel plates and strips for pressure purposes. Nickel steel for low temperature. Types and grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: F.2644 / F.2644
Category Grade Standard Region/Area Standard Content
Metals F.2644 UNE 36087-3 Spain Alloy steel plates and strips for pressure purposes. Nickel steel for low temperature. Types and grades

Chemical composition(mass fraction)(wt.%) of the F.2644

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0350 -
P - 0.0350 -
Ni 3.2500 3.7500 -
Mn - 0.8000 -
C - 0.1800 -

Mechanical Properties of steel grade F.2644

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)
123 (≥) 434 (≥) 31 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade F.2644

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
13 - -     0.23 -  
141 444 - 43.3 332   -  
382 - 44 34.2   321 442

Heat Treatment of steel grade F.2644

Heat treated : 1312°C - 1917°C

Technological Curves of steel grade F.2644

Cross Reference Table (Equivalent Grade) of F.2644

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