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414221

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414220 414223
#414221

Description

Czech Republic CSN 414221 The Czech republic Structural steel and 414221 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 414221
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 414221 CSN Czech Republic The Czech republic Structural steel
42 2750
42 2753
42 2771
414100
414109
414120
414140
414160
414209
414220

Chemical composition(mass fraction)(wt.%) of the 414221

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.17-0.22 0.17-0.37 1.00-1.30 0.035 0.035 1.00-1.30

Mechanical Properties of steel grade 414221

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)
148 (≥) 517 (≥) 12 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade 414221

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
13 - -     0.42 -  
356 468 - 32.3 342   -  
233 - 34 41.2   421 434

Heat Treatment of steel grade 414221

Heat treated : 1395°C - 1525°C

Technological Curves of steel grade 414221

Cross Reference Table (Equivalent Grade) of 414221

Grade Standard Country Application
414221 CSN Czech Republic The Czech republic Structural steel
414220 414223
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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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