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Description

China GB DZ125L Superalloys Directional Solidification Superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: DZ125L
Category Class Grade Standard Country Application
Steel GradesSuperalloys DZ125L GB China Directional Solidification Superalloy

Chemical composition(mass fraction)(wt.%) of the DZ125L

C Cr Ni Co W Mo Al Ti Fe Ta B Zr Si Mn P S Pb Sb Sn Bi Ag
0.06 -0.14 8.20 -9.80 ≤Bal 9.20 -10.80 6.20 -7.80 1.50 -2.50 4.30 -5.30 2.00 -2.80 ≤0.20 3.30 -4.00 0.005 -0.015 ≤0.05 ≤0.15 ≤0.15 ≤0.001 ≤0.010 ≤0.0005 ≤0.001 ≤0.001 ≤0.00005 ≤0.0005

Mechanical Properties of steel grade DZ125L

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)
132 (≥) 758 (≥) 23 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade DZ125L

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 - -     0.22 -  
335 485 - 12.3 343   -  
975 - 42 31.2   341 131

Heat Treatment of steel grade DZ125L

Heat treated : 1832°C - 1981°C

Technological Curves of steel grade DZ125L


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