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Description

1.0721 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.0721
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.0721
1.7707
30CrMoV9
1.7735
14CrMoV6-9
1.3401
X120Mn12
15S10
1.0710
1.0710
10S20

Chemical composition(mass fraction)(wt.%) of the 1.0721

C
Si
Mn
P
S
Cr Ni
0.07-0.13 0.40 0.70-1.10   0.060 0.15-0.25     
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

  

Mechanical Properties of steel grade 1.0721

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)
256 (≥) 768 (≥) 21 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 1.0721

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
14 - -     0.22 -  
638 461 - 14.3 241   -  
475 - 22 31.2   444 343

Heat Treatment of steel grade 1.0721

Heat treated : 1727°C - 1985°C

Technological Curves of steel grade 1.0721


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