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1.8940

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1.8933 S890Q
#1-8940 #S890Q

Description

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.

Datasheet for: Steel Grades:Special Steel: 1.8940
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

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 of steel 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)
111 (≥) 296 (≥) 12 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 1.8940

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
14 - -     0.43 -  
725 265 - 13.3 232   -  
193 - 24 12.2   223 334

Heat Treatment of steel grade 1.8940

Heat treated : 1275°C - 1533°C

Technological Curves of steel grade 1.8940

Cross Reference Table (Equivalent Grade) of 1.8940

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
1.8933 S890Q
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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