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416221

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416220 416222
#416221

Description

Czech Republic CSN 416221 The Czech republic Structural steel and 416221 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 416221
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 416221 CSN Czech Republic The Czech republic Structural steel
415335
415340
415341
415342
415412
415421
41S422
415423
416121
416220

Chemical composition(mass fraction)(wt.%) of the 416221

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.18-0.24 0.15-0.40 0.70-1.00 0.035 0.035 Max 0.25 1.00-1.50

Mechanical Properties of steel grade 416221

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)
539 (≥) 516 (≥) 23 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade 416221

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 - -     0.23 -  
597 116 - 22.3 134   -  
145 - 34 42.2   122 442

Heat Treatment of steel grade 416221

Heat treated : 1264°C - 1619°C

Technological Curves of steel grade 416221

Cross Reference Table (Equivalent Grade) of 416221

Grade Standard Country Application
416221 CSN Czech Republic The Czech republic Structural steel
416220 416222
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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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