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Description

0.7660 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 0.7660

Chemical composition(mass fraction)(wt.%) of the 0.7660

C
Si
Mn
P
S
Cr Ni
3.0  1.5-3.0  0.5-1.5       1.0-2.5 18.0-22.0 
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 0.7660

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)
567 (≥) 865 (≥) 14 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade 0.7660

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
43 - -     0.44 -  
647 563 - 23.3 133   -  
987 - 22 13.2   434 334

Heat Treatment of steel grade 0.7660

Heat treated : 1535°C - 1525°C

Technological Curves of steel grade 0.7660


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