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13251

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13242 13270
#13251

Description

Czech Republic CSN 13251 The Czech republic Structural steel and 13251 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 13251
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 13251 CSN Czech Republic The Czech republic Structural steel
13123
13124
13126
13141
13151
13180
13220
13221
13240
13242

Chemical composition(mass fraction)(wt.%) of the 13251

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.42-0.52 1.50-1.90 0.50-0.80 0.035 0.035 0.30 0.40 0.30

Mechanical Properties of steel grade 13251

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)
324 (≥) 457 (≥) 42 43 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade 13251

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 - -     0.22 -  
725 824 - 11.3 441   -  
591 - 34 11.2   211 213

Heat Treatment of steel grade 13251

Heat treated : 1884°C - 1734°C

Technological Curves of steel grade 13251

Cross Reference Table (Equivalent Grade) of 13251

Grade Standard Country Application
413251 CSN Czech Republic The Czech republic Structural steel
13251 CSN Czech Republic The Czech republic Structural steel
13242 13270
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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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