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L290NB

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L245NB L360NB
#L290NB

Description

Spain UNE L290NB Spain structural steel and L290NB Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: L290NB
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel L290NB UNE Spain Spain structural steel
S460NL
S275M
S275ML
S355M
S355ML
S420M
S420ML
S460M
S460ML
L245NB

Chemical composition(mass fraction)(wt.%) of the L290NB

C(％) Si(％) Mn(％) P(％) S(％)
0.17 0.4 1.2 0.025 0.02

Mechanical Properties of steel grade L290NB

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)
897 (≥) 989 (≥) 34 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade L290NB

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
31 - -     0.23 -  
918 377 - 42.3 421   -  
868 - 34 31.2   314 443

Heat Treatment of steel grade L290NB

Heat treated : 1396°C - 1488°C

Technological Curves of steel grade L290NB

Cross Reference Table (Equivalent Grade) of L290NB

Grade Standard Country Application
L290NB UNE Spain Spain structural steel
EN L290NB EN Euronorm Euronorm Structural steel
L245NB L360NB
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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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