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SNCM447

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SNCM439 SNCM616
#SNCM447

Description

China CNS SNCM447 China Taiwan Structural steel and SNCM447 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SNCM447
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SNCM447 CNS China China Taiwan Structural steel
STKM18C
STKM19A
STKM19C
STKM20A
SNCM220
SNCM240
SNCM415
SNCM420
SNCM431
SNCM439

Chemical composition(mass fraction)(wt.%) of the SNCM447

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%)
0.44-0.50 0.15-0.35 0.60-0.90 0.030 0.030 0.60-1.00 1.60-2.00 0.15-0.30 0.30

Mechanical Properties of steel grade SNCM447

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)
848 (≥) 941 (≥) 34 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SNCM447

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 - -     0.42 -  
227 527 - 21.3 314   -  
819 - 42 12.2   114 434

Heat Treatment of steel grade SNCM447

Heat treated : 1465°C - 1837°C

Technological Curves of steel grade SNCM447

Cross Reference Table (Equivalent Grade) of SNCM447

Grade Standard Country Application
SNCM447 CNS China China Taiwan Structural steel
SNCM439 SNCM616
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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