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Description

Germany DIN 1.4958 The high-temperature and high-strength steel and 1.4958 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4958
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4958 DIN Germany The high-temperature and high-strength steel
1.4945
1.4948
X6CrNiTiB18-10/X8CrNiTi18-10
X3CrNiN18-11
1.4949
NiCr20Ti
2.4951
NiCr20TiAl
2.4952
2.4631

Chemical composition(mass fraction)(wt.%) of the 1.4958

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%)
0.03-0.08 Max 0.70 Max 1.50 Max 0.015 Max 0.010 19.0-22.0 30.0-32.5

Mechanical Properties of steel grade 1.4958

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)
799 (≥) 822 (≥) 21 34 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade 1.4958

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 - -     0.11 -  
665 939 - 31.3 213   -  
763 - 31 14.2   131 214

Heat Treatment of steel grade 1.4958

Heat treated : 1885°C - 1475°C

Technological Curves of steel grade 1.4958

Cross Reference Table (Equivalent Grade) of 1.4958

Grade Standard Country Application
1.4958 DIN Germany The high-temperature and high-strength steel

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