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X-Au75AgNi

China GJB X-Au75AgNi Specification for tube of precions metals and their alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X-Au75AgNi / X-Au75AgNi
Category Grade Standard Region/Area Standard Content
Metals X-Au75AgNi GJB 946A China Specification for tube of precions metals and their alloys

Chemical composition(mass fraction)(wt.%) of the X-Au75AgNi

Element Min Max Similar
Ag 21.5000 22.5000 -
Au 74.0000 76.0000 -
Ni 2.5000 3.5000 -
Fe - 0.0500 -
Pb - 0.0500 -
Sb - 0.0500 -
Bi - 0.0500 -
Total Others - 0.2000 -

Mechanical Properties of steel grade X-Au75AgNi

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)
744 (≥) 159 (≥) 34 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade X-Au75AgNi

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
13 - -     0.31 -  
638 421 - 12.3 111   -  
932 - 21 23.2   332 314

Heat Treatment of steel grade X-Au75AgNi

Heat treated : 1363°C - 1469°C

Technological Curves of steel grade X-Au75AgNi

Cross Reference Table (Equivalent Grade) of X-Au75AgNi

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