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X6NiCrTiMoVB25-15-2

Description

International ISO ISO/TR 4956, X6NiCrTiMoVB25-15-2 Specialsteel Wrought steels for use at elevated temperatures in engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X6NiCrTiMoVB25-15-2
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X6NiCrTiMoVB25-15-2 Austenite ISO International Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%) of the X6NiCrTiMoVB25-15-2

C Si Mn P S Cr Mo Ni V Ti B
0.03 -0.08 ≤1.00 ≤2.00 ≤0.025 ≤0.015 13.50 -16.00 1.00 -1.50 24.00 -27.00 0.10 -0.50 1.90 -2.30 0.003 -0.010

Mechanical Properties of steel grade X6NiCrTiMoVB25-15-2

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)
255 (≥) 929 (≥) 33 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade X6NiCrTiMoVB25-15-2

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 - -     0.22 -  
829 633 - 21.3 122   -  
655 - 14 34.2   132 141

Heat Treatment of steel grade X6NiCrTiMoVB25-15-2

Heat treated : 1826°C - 1445°C

Technological Curves of steel grade X6NiCrTiMoVB25-15-2

Cross Reference Table (Equivalent Grade) of X6NiCrTiMoVB25-15-2

Relevant standard of X6NiCrTiMoVB25-15-2

ISO/TR 4956 Wrought steels for use at elevated temperatures in engines ISO-TR-4956.pdf

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