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Description

1.2766 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: 1.2766
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel 1.2766
1.2731
X50NiCrWV13-13
1.2737
28NiCrV5
1.2740
28NiCrMoV10
1.2744
57NiCrMoV7-7
1.2747
28CrMo17

Chemical composition(mass fraction)(wt.%) of the 1.2766

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
 0.32-0.38  0.15-0.30  0.40-0.60 0.035   0.035  1.20-1.50  3.80-4.30  0.20-0.40  

Mechanical Properties of steel grade 1.2766

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)
966 (≥) 914 (≥) 22 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade 1.2766

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 - -     0.31 -  
727 298 - 12.3 324   -  
111 - 32 32.2   213 423

Heat Treatment of steel grade 1.2766

Heat treated : 1461°C - 1983°C

Technological Curves of steel grade 1.2766

Cross Reference Table (Equivalent Grade) of 1.2766

Grade Standard Country Application
1.2766 DIN Germany Hot working alloy tool steel

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