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X21Cr13

Favorite Datasheet
40CrMoV4-6 X20CrMoNiNbV11-1
#X21Cr13

Description

International ISO ISO/TR 4956, X21Cr13 Specialsteel Wrought steels for use at elevated temperatures in engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X21Cr13
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X21Cr13 Bainite ISO International Wrought steels for use at elevated temperatures in engines

Chemical composition(mass fraction)(wt.%) of the X21Cr13

C Si Mn P S Cr Mo Ni
0.09 -0.15 ≤1.00 ≤1.00 ≤0.040 ≤0.030 11.50 -14.00 ≤ ≥ ≤1.00

Mechanical Properties of steel grade X21Cr13

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)
199 (≥) 784 (≥) 13 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade X21Cr13

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
32 - -     0.32 -  
581 157 - 23.3 222   -  
684 - 14 34.2   414 312

Heat Treatment of steel grade X21Cr13

Heat treated : 1661°C - 1866°C

Technological Curves of steel grade X21Cr13

Cross Reference Table (Equivalent Grade) of X21Cr13

Grade Standard Country Application
X21Cr13
X21Cr13
X21Cr13

Relevant standard of X21Cr13

ISO/TR 4956 Wrought steels for use at elevated temperatures in engines ISO-TR-4956.pdf
40CrMoV4-6 X20CrMoNiNbV11-1
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