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SCM418

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SCM415 SCM420
#SCM418

Description

China CNS SCM418 China Taiwan Structural steel and SCM418 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SCM418
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SCM418 CNS China China Taiwan Structural steel
SNCM415
SNCM420
SNCM431
SNCM439
SNCM447
SNCM616
SNCM625
SNCM630
SNCM815
SCM415

Chemical composition(mass fraction)(wt.%) of the SCM418

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%)
0.16-0.21 0.15-0.35 0.60-0.85 0.030 0.030 0.90-1.20 0.25 0.15-0.30 0.30

Mechanical Properties of steel grade SCM418

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)
163 (≥) 376 (≥) 14 44 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade SCM418

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
33 - -     0.41 -  
892 279 - 44.3 334   -  
424 - 21 21.2   423 211

Heat Treatment of steel grade SCM418

Heat treated : 1872°C - 1564°C

Technological Curves of steel grade SCM418

Cross Reference Table (Equivalent Grade) of SCM418

Grade Standard Country Application
SCM418H CNS China China Taiwan Structural steel
SCM418 CNS China China Taiwan Structural steel
SCM415 SCM420
Available Suppliers
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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