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XC 42 H 1 u

France AFNOR NF XC42H1u Quenched and tempered steels - Part 1: technical delivery conditions for specials steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: XC42H1u / XC 42 H 1 u
Category Grade Standard Region/Area Standard Content
Metals XC 42 H 1 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 42 H 1 u

Element Min Max Similar

Mechanical Properties of steel grade XC 42 H 1 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)
842 (≥) 968 (≥) 22 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade XC 42 H 1 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
21 - -     0.34 -  
879 461 - 41.3 444   -  
582 - 24 11.2   442 413

Heat Treatment of steel grade XC 42 H 1 u

Heat treated : 1923°C - 1488°C

Technological Curves of steel grade XC 42 H 1 u

Cross Reference Table (Equivalent Grade) of XC 42 H 1 u

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