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416720

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416640 14100
#416720

Description

Czech Republic CSN 416720 The Czech republic Structural steel and 416720 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 416720
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 416720 CSN Czech Republic The Czech republic Structural steel
416342
416343
416420
416431
416440
416444
42 6523
416532
416540
416640

Chemical composition(mass fraction)(wt.%) of the 416720

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％)
0.14-0.21 0.17-0.37 0.25-0.55 0.035 0.035 1.35-1.65 4.00-4.50

Mechanical Properties of steel grade 416720

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)
473 (≥) 125 (≥) 31 11 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade 416720

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 - -     0.41 -  
769 185 - 21.3 441   -  
958 - 33 33.2   214 114

Heat Treatment of steel grade 416720

Heat treated : 1819°C - 1276°C

Technological Curves of steel grade 416720

Cross Reference Table (Equivalent Grade) of 416720

Grade Standard Country Application
416720 CSN Czech Republic The Czech republic Structural steel
416640 14100
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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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