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Description

79Ni1 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 79Ni1
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 79Ni1
41CrMo4
1.7223
49CrMo4
1.7238
50CrV4
1.8159
51CrV4
58CrV4
1.8161
1.6971

Chemical composition(mass fraction)(wt.%) of the 79Ni1

C
Si
Mn
P
S
Cr Ni
0.75-0.85  0.20-0.30  0.45-0.55  0.025  0.025  0.10-0.20  0.10-0.20 
Mo Al Cu Nb Ti V Ce
          0.05   
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 79Ni1

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)
298 (≥) 545 (≥) 33 24 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade 79Ni1

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 - -     0.44 -  
128 389 - 14.3 324   -  
828 - 12 44.2   232 343

Heat Treatment of steel grade 79Ni1

Heat treated : 1143°C - 1837°C

Technological Curves of steel grade 79Ni1


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