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SCM440H

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SCM435H SCM445H
#SCM440H

Description

China CNS SCM440H China Taiwan Structural steel and SCM440H Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SCM440H
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SCM440H CNS China China Taiwan Structural steel
SCr440H
SNC415H
SNC631H
SNC815H
SNCM220H
SNCM420H
SCM415H
SCM418H
SCM420H
SCM435H

Chemical composition(mass fraction)(wt.%) of the SCM440H

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 0.15-0.35

Mechanical Properties of steel grade SCM440H

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)
914 (≥) 848 (≥) 23 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade SCM440H

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
21 - -     0.13 -  
661 658 - 31.3 131   -  
444 - 11 11.2   124 123

Heat Treatment of steel grade SCM440H

Heat treated : 1675°C - 1965°C

Technological Curves of steel grade SCM440H

Cross Reference Table (Equivalent Grade) of SCM440H

Grade Standard Country Application
SCM440H CNS China China Taiwan Structural steel
SCM435H SCM445H
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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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