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20Cr-29Ni+Mo+Cu

Description

20Cr-29Ni+Mo+Cu Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 20Cr-29Ni+Mo+Cu

Chemical composition(mass fraction)(wt.%) of the 20Cr-29Ni+Mo+Cu

 


C
Si
Mn
P
S
Cr Ni
0.07 1.5 1.5 0.04 0.04 19.0-22.0 27.0-30.5
Mo Al Cu Nb Ti V Ce
2.0-3.0   3.0-4.0        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 20Cr-29Ni+Mo+Cu

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)
376 (≥) 917 (≥) 24 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 20Cr-29Ni+Mo+Cu

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
42 - -     0.42 -  
862 398 - 32.3 412   -  
993 - 22 21.2   214 311

Heat Treatment of steel grade 20Cr-29Ni+Mo+Cu

Heat treated : 1546°C - 1751°C

Technological Curves of steel grade 20Cr-29Ni+Mo+Cu

Cross Reference Table (Equivalent Grade) of 20Cr-29Ni+Mo+Cu

Grade Standard Country Application
20Cr-29Ni+Mo+Cu AISI USA
20Cr-29Ni+Mo+Cu AISI USA

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