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B Au35CuNi975/1030

China GB BAu35CuNi975/1030 贵金属及其合金钎料 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals B Au35CuNi975/1030 GB/T 18762 China 贵金属及其合金钎料

Chemical composition(mass fraction)(wt.%) of the B Au35CuNi975/1030

Element Min Max Similar
Zn - 0.0500 -
Total Others - 0.1500 -
Pb - 0.0500 -
Cu 19.5000 20.5000 -
Cd - 0.0500 -
Au - - -
Ag 4.5000 5.5000 -

Mechanical Properties of steel grade B Au35CuNi975/1030

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)
636 (≥) 312 (≥) 34 21 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade B Au35CuNi975/1030

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
34 - -     0.21 -  
645 511 - 11.3 212   -  
211 - 14 14.2   322 144

Heat Treatment of steel grade B Au35CuNi975/1030

Heat treated : 1695°C - 1724°C

Technological Curves of steel grade B Au35CuNi975/1030

Cross Reference Table (Equivalent Grade) of B Au35CuNi975/1030

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