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X12CrMoV12-6

Description

International ISO ISO/TR 4956, X12CrMoV12-6 Specialsteel Wrought steels for use at elevated temperatures in engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X12CrMoV12-6
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X12CrMoV12-6 Bainite ISO International Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%) of the X12CrMoV12-6

C Si Mn P S Cr Mo Ni V
0.08 -0.18 ≤0.60 0.40 -1.00 ≤0.035 ≤0.035 11.50 -13.00 0.40 -0.80 ≤1.00 0.10 -0.30

Mechanical Properties of steel grade X12CrMoV12-6

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)
278 (≥) 536 (≥) 12 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade X12CrMoV12-6

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
11 - -     0.34 -  
599 556 - 22.3 221   -  
754 - 44 34.2   411 231

Heat Treatment of steel grade X12CrMoV12-6

Heat treated : 1943°C - 1528°C

Technological Curves of steel grade X12CrMoV12-6

Relevant standard of X12CrMoV12-6

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

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