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America UNS N08021 奥氏体铬镍铜钼合金焊接填充金属 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: N08021 / N08021
Category Grade Standard Region/Area Standard Content
Metals N08021 -- America 奥氏体铬镍铜钼合金焊接填充金属

Chemical composition(mass fraction)(wt.%) of the N08021

Element Min Max Similar
Si - 0.6000 -
S - 0.0300 -
P - 0.0300 -
Ni 32.0000 36.0000 -
Nb+Ta - - -
Mo 2.0000 3.0000 -
Mn - 2.5000 -
Fe - - -
Cu 3.0000 4.0000 -
Cr 19.0000 21.0000 -
C - 0.0700 -

Mechanical Properties of steel grade N08021

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)
194 (≥) 416 (≥) 42 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade N08021

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
33 - -     0.44 -  
662 719 - 12.3 434   -  
892 - 44 22.2   113 113

Heat Treatment of steel grade N08021

Heat treated : 1237°C - 1585°C

Technological Curves of steel grade N08021

Cross Reference Table (Equivalent Grade) of N08021

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