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21CrMoV5-11

Description

21CrMoV5-11 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 21CrMoV5-11
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 21CrMoV5-11
21MoV5-3
1.5404
17MoV8-4
1.5406
40CrMoV4-6
1.7711
24CrMoV5-5
1.7733
21CrMoV5-7
1.7709

Chemical composition(mass fraction)(wt.%) of the 21CrMoV5-11

C
Si
Mn
P
S
Cr Ni
0.17-0.25  0.30-0.60  0.30-0.60  0.035  0.035  1.20-1.50 0.60 
Mo Al Cu Nb Ti V Ce
1.00-1.20         0.25-0.35   
N Co Pb B Other    
             
             

  

Mechanical Properties of steel grade 21CrMoV5-11

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)
258 (≥) 242 (≥) 31 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 21CrMoV5-11

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 - -     0.24 -  
147 329 - 22.3 141   -  
789 - 11 33.2   432 131

Heat Treatment of steel grade 21CrMoV5-11

Heat treated : 1122°C - 1777°C

Technological Curves of steel grade 21CrMoV5-11


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