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Description

17-22-A High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 17-22-A
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 17-22-A
14-4PH
14Cr-4Mo
15-5PH
15-15 LC
16-8-2H
16-25-6
17-4 PH
17-7 PH
17-10 P
17-14 CuMo

Chemical composition(mass fraction)(wt.%) of the 17-22-A

C
Si
Mn
P
S
Cr Ni
0.45 0.65 0.55     12.5  
Mo Al Cu Nb Ti V Ce
0.55         0.30  
N Co Pb B Other    
        Fe...    
             

Mechanical Properties of steel grade 17-22-A

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)
641 (≥) 735 (≥) 34 43 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 17-22-A

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 - -     0.41 -  
152 637 - 24.3 144   -  
443 - 11 22.2   344 114

Heat Treatment of steel grade 17-22-A

Heat treated : 1933°C - 1522°C

Technological Curves of steel grade 17-22-A


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