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X12CrNiMoV12-3

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X20CrMoNiNbV11-1 X21CrMoNiV12-2
#X20CrMoNiNbV11-1

Description

International ISO ISO/TR 4956, X12CrNiMoV12-3 Specialsteel Wrought steels for use at elevated temperatures in engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X12CrNiMoV12-3
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X12CrNiMoV12-3 Bainite ISO International Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%) of the X12CrNiMoV12-3

C Si Mn P S Cr Mo Ni V N
0.08 -0.15 ≤0.35 0.50 -0.90 ≤0.030 ≤0.025 11.00 -12.50 1.50 -2.00 2.00 -3.00 0.25 -0.40 0.02 -0.04

Mechanical Properties of steel grade X12CrNiMoV12-3

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)
787 (≥) 923 (≥) 13 24 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade X12CrNiMoV12-3

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 - -     0.34 -  
854 318 - 13.3 243   -  
741 - 33 23.2   231 114

Heat Treatment of steel grade X12CrNiMoV12-3

Heat treated : 1942°C - 1165°C

Technological Curves of steel grade X12CrNiMoV12-3

Relevant standard of X12CrNiMoV12-3

ISO/TR 4956 Wrought steels for use at elevated temperatures in engines ISO-TR-4956.pdf
X20CrMoNiNbV11-1 X21CrMoNiV12-2
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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