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Description

SMn443 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SMn443
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SMn443
S43C
S45C
S48C
S50C
S53C
S55C
S58C
SMn420
SMn433
SMn438

Chemical composition(mass fraction)(wt.%) of the SMn443

 

 

C
Si
Mn
P
S
Cr Ni
0.4-0.46 0.15-0.35 1.35-1.65 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 SMn443

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)
161 (≥) 593 (≥) 44 21 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 413

Physical Properties of steel grade SMn443

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
44 - -     0.34 -  
532 329 - 22.3 443   -  
251 - 14 43.2   411 332

Heat Treatment of steel grade SMn443

Heat treated : 1755°C - 1451°C

Technological Curves of steel grade SMn443

Cross Reference Table (Equivalent Grade) of SMn443

Grade Standard Country Application
SMn443H China China Taiwan Structural steel
SMn443 China China Taiwan Structural steel

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