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415421

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415412 41S422
#415421

Description

Czech Republic CSN 415421 The Czech republic Structural steel and 415421 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 415421
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 415421 CSN Czech Republic The Czech republic Structural steel
415313
415320
415323
415330
415334
415335
415340
415341
415342
415412

Chemical composition(mass fraction)(wt.%) of the 415421

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.18-0.28 0.15-0.40 0.50-0.90 0.040 0.04 2.70-3.50 Max 0.80 0.25-0.60

Mechanical Properties of steel grade 415421

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)
245 (≥) 119 (≥) 31 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade 415421

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 - -     0.41 -  
313 264 - 33.3 344   -  
338 - 14 44.2   234 114

Heat Treatment of steel grade 415421

Heat treated : 1566°C - 1933°C

Technological Curves of steel grade 415421

Cross Reference Table (Equivalent Grade) of 415421

Grade Standard Country Application
415421 CSN Czech Republic The Czech republic Structural steel
415412 41S422
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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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