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International ISO NC6625 镍及镍合金铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NC6625 / NC6625
Category Grade Standard Region/Area Standard Content
Metals NC6625 ISO 12725 International 镍及镍合金铸件

Chemical composition(mass fraction)(wt.%) of the NC6625

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0300 -
Ni - - -
Nb 3.2000 4.5000 -
Mo 8.0000 10.0000 -
Mn - 1.0000 -
Fe - 5.0000 -
Cr 20.0000 23.0000 -
C - 0.0600 -

Mechanical Properties of steel grade NC6625

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)
411 (≥) 661 (≥) 34 32 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade NC6625

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
42 - -     0.22 -  
596 211 - 31.3 422   -  
285 - 22 33.2   233 242

Heat Treatment of steel grade NC6625

Heat treated : 1874°C - 1433°C

Technological Curves of steel grade NC6625

Cross Reference Table (Equivalent Grade) of NC6625

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