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Description

19Mn5 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 19Mn5
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 19Mn5
1.4986
1.4988
P265GH
1.0425
P295GH
1.0481
P355GH
1.0473
P310GH
1.0482

Chemical composition(mass fraction)(wt.%) of the 19Mn5

C
Si
Mn
P
S
Cr Ni
 0.17-0.22 0.30-0.60  1.00-1.30  0.045  0.045  ≤ 0.30  
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 19Mn5

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)
593 (≥) 776 (≥) 43 14 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade 19Mn5

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
23 - -     0.44 -  
747 175 - 44.3 234   -  
256 - 11 32.2   222 324

Heat Treatment of steel grade 19Mn5

Heat treated : 1423°C - 1562°C

Technological Curves of steel grade 19Mn5


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