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SMn443H

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SMn438H SMnC 420H
#SMn443H

Description

SMn443H Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SMn443H
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SMn443H
SNCM439
SNCM447
SNCM616
SNCM625
SNCM630
SNCM815
SACM645
SMn420H
SMn433H
SMn438H

Chemical composition(mass fraction)(wt.%) of the SMn443H

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.39-0.46 0.15-0.35 1.15-1.55 0.03 0.03 ≤0.35 ≤0.25
Mo Al Cu Nb Ti V Ce
    ≤0.3        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SMn443H

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)
333 (≥) 851 (≥) 22 12 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade SMn443H

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 - -     0.11 -  
158 872 - 31.3 243   -  
242 - 24 22.2   112 114

Heat Treatment of steel grade SMn443H

Heat treated : 1261°C - 1472°C

Technological Curves of steel grade SMn443H

Cross Reference Table (Equivalent Grade) of SMn443H

Grade Standard Country Application
SMn443H China China Taiwan Structural steel
SMn438H SMnC 420H
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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