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France AFNOR NF XC32u Quenched and tempered steels - Part 1: technical delivery conditions for specials steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: XC32u / XC 32 u
Category Grade Standard Region/Area Standard Content
Metals XC 32 u NF A35-552-1 France Quenched and tempered steels - Part 1: technical delivery conditions for specials steels

Chemical composition(mass fraction)(wt.%) of the XC 32 u

Element Min Max Similar
Si - 0.4000 -
S 0.0200 0.0400 -
P - 0.0350 -
Ni - 0.4000 -
Mo - 0.1000 -
Mn 0.5000 0.8000 -
Cr+Mo+Ni - 0.6300 -
Cr - 0.4000 -
C 0.2700 0.3400 -

Mechanical Properties of steel grade XC 32 u

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)
794 (≥) 725 (≥) 33 11 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade XC 32 u

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
11 - -     0.22 -  
583 176 - 34.3 213   -  
583 - 34 34.2   321 211

Heat Treatment of steel grade XC 32 u

Heat treated : 1467°C - 1475°C

Technological Curves of steel grade XC 32 u

Cross Reference Table (Equivalent Grade) of XC 32 u

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