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X 4 NiCrTi 25 20

Germany DIN X4NiCrTi2520 Heat-resisting NiCrTi steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X4NiCrTi2520 / X 4 NiCrTi 25 20
Category Grade Standard Region/Area Standard Content
Metals X 4 NiCrTi 25 20 -- Germany Heat-resisting NiCrTi steel

Chemical composition(mass fraction)(wt.%) of the X 4 NiCrTi 25 20

Element Min Max Similar

Mechanical Properties of steel grade X 4 NiCrTi 25 20

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)
862 (≥) 713 (≥) 33 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade X 4 NiCrTi 25 20

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
33 - -     0.22 -  
367 466 - 41.3 442   -  
187 - 44 11.2   122 124

Heat Treatment of steel grade X 4 NiCrTi 25 20

Heat treated : 1527°C - 1524°C

Technological Curves of steel grade X 4 NiCrTi 25 20

Cross Reference Table (Equivalent Grade) of X 4 NiCrTi 25 20

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