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SCM822

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SCM445 SACM645
#SCM822

Description

China CNS SCM822 China Taiwan Structural steel and SCM822 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SCM822
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SCM822 CNS China China Taiwan Structural steel
SNCM815
SCM415
SCM418
SCM420
SCM421
SCM430
SCM432
SCM435
SCM440
SCM445

Chemical composition(mass fraction)(wt.%) of the SCM822

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%)
0.20-0.25 0.15-0.35 0.60-0.85 0.030 0.030 0.90-1.20 0.25 0.35-0.45 0.30

Mechanical Properties of steel grade SCM822

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)
491 (≥) 327 (≥) 14 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade SCM822

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 - -     0.21 -  
965 258 - 33.3 124   -  
919 - 21 44.2   324 333

Heat Treatment of steel grade SCM822

Heat treated : 1838°C - 1313°C

Technological Curves of steel grade SCM822

Cross Reference Table (Equivalent Grade) of SCM822

Grade Standard Country Application
SCM822H CNS China China Taiwan Structural steel
SCM822 CNS China China Taiwan Structural steel
SCM445 SACM645
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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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