1.8940

Euronorm EN 1.8940 Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels and 1.8940 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.8940 EN Euronorm Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels
4Cr10Si2Mo
8Cr20Si2Ni
1.2332
47CrMo4
C75S
1.8925
S890QL1
1.8933
S960QL
1.8933
Datasheet for:Steel Grades:Special Steel:1.8940

Chemical composition(mass fraction)(wt.%) of the 1.8940

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) V(%) N(%) Cu(%) B(%) Nb(%) Ti(%) Other(%)
≤0.2 ≤0.8 ≤1.7 ≤0.025 ≤0.015 ≤1.5 ≤2.00 ≤0.7 ≤0.12 ≤0.015 ≤0.5 ≤0.005 ≤0.06 ≤0.05 CEV:≤0.82

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1.8940

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)
837 (≥) 399 (≥) 32 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 432
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 - -     0.21 -  
793 638 - 14.3 233   -  
275 - 14 11.2   341 341
Heat treated : 1963°C - 1382°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
1.8940 EN Euronorm
Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels
S890Q EN Euronorm
Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels
1.8925 EN Euronorm
Hot rolled products of structural steels. Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition
S890QL1 EN Euronorm
Hot rolled products of structural steels. Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition
1.8983 EN Euronorm
Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels
S890QL EN Euronorm
Plates and wide flats made of high yield strength structural steels in the quenched and tempered or precipitation hardened conditions. Delivery conditions for quenched and tempered steels
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