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SCr440H

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SCr435H SNC415H
#SCr440H

Description

China CNS SCr440H China Taiwan Structural steel and SCr440H Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SCr440H
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SCr440H CNS China China Taiwan Structural steel
SMn420H
SMn433H
SMn438H
SMn443H
SMnC420H
SMnC443H
SCr415H
SCr420H
SCr430H
SCr435H

Chemical composition(mass fraction)(wt.%) of the SCr440H

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.37-0.44 0.15-0.35 0.55-0.90 Max 0.030 Max 0.030 0.85-1.25 Max 0.25 —

Mechanical Properties of steel grade SCr440H

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)
934 (≥) 947 (≥) 14 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SCr440H

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
12 - -     0.14 -  
426 178 - 21.3 422   -  
722 - 32 31.2   142 333

Heat Treatment of steel grade SCr440H

Heat treated : 1289°C - 1981°C

Technological Curves of steel grade SCr440H

Cross Reference Table (Equivalent Grade) of SCr440H

Grade Standard Country Application
SCr440H CNS China China Taiwan Structural steel
SCr435H SNC415H
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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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