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B Au60AgCu835/845

China GB BAu60AgCu835/845 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 Au60AgCu835/845 GB/T 18762 China 贵金属及其合金钎料

Chemical composition(mass fraction)(wt.%) of the B Au60AgCu835/845

Element Min Max Similar
Zn - 0.0500 -
Total Others - 0.1500 -
Sn - - -
Pb - 0.0500 -
Cd - 0.0500 -
Au 29.5000 30.5000 -
Ag 29.5000 30.5000 -

Mechanical Properties of steel grade B Au60AgCu835/845

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)
775 (≥) 192 (≥) 23 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade B Au60AgCu835/845

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
32 - -     0.14 -  
158 658 - 41.3 314   -  
784 - 14 12.2   243 213

Heat Treatment of steel grade B Au60AgCu835/845

Heat treated : 1779°C - 1663°C

Technological Curves of steel grade B Au60AgCu835/845

Cross Reference Table (Equivalent Grade) of B Au60AgCu835/845

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