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EN C70D2

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EN C68D2 EN C72D2
#C70D2

Description

Euronorm EN EN C70D2 Euronorm Structural steel and EN C70D2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN C70D2
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN C70D2 EN Euronorm Euronorm Structural steel
EN C46D2
EN C48D2
EN C50D2
EN C52D2
EN C56D2
EN C58D2
EN C60D2
EN C62D2
EN C66D2
EN C68D2

Chemical composition(mass fraction)(wt.%) of the EN C70D2

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.68-0.72 0.10-0.30 0.50-0.70 0.020 0.025 0.10 0.10 0.03

Mechanical Properties of steel grade EN C70D2

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)
971 (≥) 341 (≥) 13 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade EN C70D2

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
34 - -     0.32 -  
952 233 - 33.3 412   -  
558 - 23 22.2   242 113

Heat Treatment of steel grade EN C70D2

Heat treated : 1698°C - 1671°C

Technological Curves of steel grade EN C70D2

Cross Reference Table (Equivalent Grade) of EN C70D2

Grade Standard Country Application
EN C70D2 EN Euronorm Euronorm Structural steel
EN C68D2 EN C72D2
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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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