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EN C21KD

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EN 46Cr2KD EN C22BKD
#C21KD

Description

Euronorm EN EN C21KD Euronorm Structural steel and EN C21KD Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN C21KD
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN C21KD EN Euronorm Euronorm Structural steel
EN 38CrlKD
EN 38Cr2KD
EN SSCrBlKD
EN 40NiCrMo2KD
EN 40NiCrMo4KD
EN 41Cr2KD
EN 41Cr4KD
EN 42CrMo4KD
EN 46CHKD
EN 46Cr2KD

Chemical composition(mass fraction)(wt.%) of the EN C21KD

C(％) Si(％) Mn(％) P(％) S(％)
0.18-0.24 0.15-0.40 0.30-0.60 0.035 0.035

Mechanical Properties of steel grade EN C21KD

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)
164 (≥) 781 (≥) 32 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade EN C21KD

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
44 - -     0.23 -  
786 454 - 43.3 214   -  
759 - 44 22.2   144 331

Heat Treatment of steel grade EN C21KD

Heat treated : 1524°C - 1575°C

Technological Curves of steel grade EN C21KD

Cross Reference Table (Equivalent Grade) of EN C21KD

Grade Standard Country Application
EN C21KD EN Euronorm Euronorm Structural steel
EN 46Cr2KD EN C22BKD
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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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