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Description

1.4551 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 1.4551
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel 1.4551
1.4936
X5CrNi19-9
1.4302
X1CrNi19-9
1.4316
X5CrNiMo19-11
1.4403
X2CrNiMo19-12
1.4430
X5CrNiNb19-9

Chemical composition(mass fraction)(wt.%) of the 1.4551

 


C
Si
Mn
P
S
Cr Ni
0.05 0.90       19.0 9.0
Mo Al Cu Nb Ti V Ce
      ≥8*C      
N Co Pb B Other AWS(A5.9)  
          ER347  
             

Mechanical Properties of steel grade 1.4551

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)
724 (≥) 747 (≥) 14 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade 1.4551

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
32 - -     0.41 -  
782 383 - 14.3 313   -  
171 - 13 22.2   133 214

Heat Treatment of steel grade 1.4551

Heat treated : 1387°C - 1239°C

Technological Curves of steel grade 1.4551


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