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Description

1.7311 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.7311
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.7311
18CrMoS4
1.7244
15CrMo5
1.7262
20CrMo5
1.7264
20CrMoB3-3
1.7271
20CrMoS2
20CrMo2

Chemical composition(mass fraction)(wt.%) of the 1.7311

C
Si
Mn
P
S
Cr Ni
0.18-0.23  0.15-0.35  0.60-0.80  0.035  0.020-0.040  0.50-0.70   
Mo Al Cu Nb Ti V Ce
0.30-0.40             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 1.7311

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)
579 (≥) 926 (≥) 23 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade 1.7311

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
23 - -     0.11 -  
242 315 - 22.3 232   -  
231 - 33 41.2   414 143

Heat Treatment of steel grade 1.7311

Heat treated : 1994°C - 1622°C

Technological Curves of steel grade 1.7311


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