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Description

Germany DIN 1.4945 The high-temperature and high-strength steel and 1.4945 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4945
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4945 DIN Germany The high-temperature and high-strength steel
1.4923
1.4934
1.4935
X20CrMoWV12-1
1.4939
X12CrNiMoV12-3/X11CrNiMoN12
1.4938
X6CrNiTiB18-10/X8CrNiTi18-10
1.4941
X6CrNiWNb16-16

Chemical composition(mass fraction)(wt.%) of the 1.4945

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) W(%) N(%) Other(%)
0.04-0.10 0.30-0.60 Max 1.50 Max 0.030 Max 0.030 15.5-17.5 15.5-17.5 2.50-3.50 0.10 Nb+TaMix 10×CMax 1.20

Mechanical Properties of steel grade 1.4945

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)
469 (≥) 954 (≥) 43 33 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 1.4945

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 - -     0.33 -  
225 898 - 14.3 243   -  
678 - 22 21.2   342 312

Heat Treatment of steel grade 1.4945

Heat treated : 1813°C - 1579°C

Technological Curves of steel grade 1.4945

Cross Reference Table (Equivalent Grade) of 1.4945

Grade Standard Country Application
1.4945 DIN Germany The high-temperature and high-strength steel
1.4949 DIN Germany The high-temperature and high-strength steel

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