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Description

1.8070 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 1.8070
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy 1.8070
1.5404
17MoV8-4
1.5406
40CrMoV4-6
1.7711
24CrMoV5-5
1.7733
21CrMoV5-7
1.7709
21CrMoV5-11

Chemical composition(mass fraction)(wt.%) of the 1.8070

C
Si
Mn
P
S
Cr Ni
0.17-0.25  0.30-0.60  0.30-0.60  0.035  0.035  1.20-1.50 0.60 
Mo Al Cu Nb Ti V Ce
1.00-1.20         0.25-0.35   
N Co Pb B Other    
             
             

  

Mechanical Properties of steel grade 1.8070

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)
373 (≥) 762 (≥) 31 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 1.8070

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 - -     0.32 -  
443 284 - 44.3 433   -  
172 - 44 24.2   243 142

Heat Treatment of steel grade 1.8070

Heat treated : 1213°C - 1482°C

Technological Curves of steel grade 1.8070


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