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12071

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12061 12081
#12071

Description

Czech Republic CSN 12071 The Czech republic Structural steel and 12071 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 12071
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 12071 CSN Czech Republic The Czech republic Structural steel
12030
12031
12040
12041
12042
12050
12051
12052
12060
12061

Chemical composition(mass fraction)(wt.%) of the 12071

C(％) Si(％) Mn(％) P(％) S(％)
0.60-0.70 Max 0.35 0.60-0.80 0.035 0.035

Mechanical Properties of steel grade 12071

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)
944 (≥) 533 (≥) 32 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade 12071

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
34 - -     0.24 -  
478 648 - 32.3 224   -  
196 - 31 23.2   122 314

Heat Treatment of steel grade 12071

Heat treated : 1478°C - 1985°C

Technological Curves of steel grade 12071

Cross Reference Table (Equivalent Grade) of 12071

Grade Standard Country Application
412071 CSN Czech Republic The Czech republic Structural steel
12071 CSN Czech Republic The Czech republic Structural steel
12061 12081
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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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