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China HB DZ125L 航空用高温合金热处理工艺 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: DZ125L / DZ125L
Category Grade Standard Region/Area Standard Content
Metals DZ125L HB/Z 140 China 航空用高温合金热处理工艺

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

Element Min Max Similar

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)
679 (≥) 666 (≥) 43 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

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
21 - -     0.41 -  
915 384 - 22.3 342   -  
893 - 14 44.2   223 243

Heat Treatment of steel grade DZ125L

Heat treated : 1369°C - 1665°C

Technological Curves of steel grade DZ125L

Cross Reference Table (Equivalent Grade) of DZ125L

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