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Description

1.6579 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 1.6579
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel 1.6579
1.1165
G30CrMoV6-4
1.7725
G30NiCrMo14
1.6771
G32NiCrMo8-5-4
1.6570
G34CrMo4
1.7230
G35NiCrMo6-6

Chemical composition(mass fraction)(wt.%) of the 1.6579

C
Si
Mn
P
S
Cr Ni
 0.32-0.38 0.60  0.60-1.00  0.025  0.020  1.40-1.70  1.40-1.70 
Mo Al Cu Nb Ti V Ce
0.15-0.35             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 1.6579

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)
962 (≥) 741 (≥) 32 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade 1.6579

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
31 - -     0.23 -  
153 989 - 34.3 114   -  
347 - 34 23.2   233 231

Heat Treatment of steel grade 1.6579

Heat treated : 1723°C - 1532°C

Technological Curves of steel grade 1.6579


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