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416440

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416431 416444
#416440

Description

Czech Republic CSN 416440 The Czech republic Structural steel and 416440 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 416440
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 416440 CSN Czech Republic The Czech republic Structural steel
416231
416240
416310
416320
416322
416341
416342
416343
416420
416431

Chemical composition(mass fraction)(wt.%) of the 416440

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.30-0.40 0.17-0.37 0.40-0.80 0.035 0.035 0.60-1.00 3.20-3.70

Mechanical Properties of steel grade 416440

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)
628 (≥) 653 (≥) 41 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade 416440

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
24 - -     0.32 -  
286 169 - 33.3 231   -  
311 - 11 23.2   431 131

Heat Treatment of steel grade 416440

Heat treated : 1989°C - 1449°C

Technological Curves of steel grade 416440

Cross Reference Table (Equivalent Grade) of 416440

Grade Standard Country Application
416440 CSN Czech Republic The Czech republic Structural steel
416431 416444
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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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