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Description

1.7220 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.7220
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.7220
1.1157
37MnSi5
1.5122
45Cr2
1.7005
38Cr4
1.7043
42Cr4
1.7045
34CrMo4

Chemical composition(mass fraction)(wt.%) of the 1.7220

C
Si
Mn
P
S
Cr Ni
0.30-0.37 0.40  0.60-0.90  0.035  0.035  0.90-1.20   
Mo Al Cu Nb Ti V Ce
0.15-0.20             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 1.7220

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)
416 (≥) 123 (≥) 34 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade 1.7220

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
24 - -     0.42 -  
158 485 - 21.3 441   -  
715 - 11 23.2   444 144

Heat Treatment of steel grade 1.7220

Heat treated : 1373°C - 1987°C

Technological Curves of steel grade 1.7220

Cross Reference Table (Equivalent Grade) of 1.7220

Grade Standard Country Application
1.7220 DIN Germany

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