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13221

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13220 13240
#13221

Description

Czech Republic CSN 13221 The Czech republic Structural steel and 13221 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 13221
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 13221 CSN Czech Republic The Czech republic Structural steel
12090
12140
13030
13123
13124
13126
13141
13151
13180
13220

Chemical composition(mass fraction)(wt.%) of the 13221

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) V(%) Cu(%) Al(%)
0.15-0.20 0.20-0.50 1.40-1.70 0.030 0.030 0.3 0.40-0.60 0.10-0.20 0.30 0.015-0.07

Mechanical Properties of steel grade 13221

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)
584 (≥) 848 (≥) 21 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade 13221

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
32 - -     0.44 -  
764 489 - 11.3 431   -  
593 - 34 34.2   131 323

Heat Treatment of steel grade 13221

Heat treated : 1817°C - 1814°C

Technological Curves of steel grade 13221

Cross Reference Table (Equivalent Grade) of 13221

Grade Standard Country Application
413221 CSN Czech Republic The Czech republic Structural steel
13221 CSN Czech Republic The Czech republic Structural steel
13220 13240
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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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