China GJB Au74.5CuNiZn sheets and bands of precious metals and their al loys and Mechanical Properties, Chemical Element, Cross Reference.
Category | Grade | Standard | Region/Area | Standard Content |
---|---|---|---|---|
Metals | Au74.5CuNiZn | GJB 953A | China | sheets and bands of precious metals and their al loys |
Element | Min | Max | Similar |
---|---|---|---|
Au | 73.5000 | 75.5000 | - |
Cu | 21.5000 | 22.5000 | - |
Ni | 2.0000 | 3.0000 | - |
Zn | 0.7000 | 1.3000 | - |
Fe | - | 0.0500 | - |
Pb | - | 0.0050 | - |
Sb | - | 0.0050 | - |
Bi | - | 0.0050 | - |
Total Others | - | 0.2000 | - |
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) |
---|---|---|---|---|---|---|
365 (≥) | 269 (≥) | 12 | 23 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 142 |
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 |
---|---|---|---|---|---|---|---|
11 | - | - | 0.32 | - | |||
122 | 413 | - | 24.3 | 421 | - | ||
993 | - | 13 | 12.2 | 224 | 324 |
Heat treated : 1372°C - 1421°C
Grade | Standard | Country | Application |
---|---|---|---|
ASTM 5140 | |||
AISI 201 | |||
AISI 202 | |||
1.2767 | |||
17-4PH | |||
AISI 1052 | |||
AISI 416Se | |||
AISI 1330 | |||
AISI 205 Stainless Steel | |||
AISI A10 | |||
AISI A2 | |||
AISI A3 | |||
AISI A4 | |||
1.0036 | |||
1.0037 | |||
SAE J403 | |||
UNS G10100 | |||
AMS 4924 | |||
ASTM A36 | |||
Electrode 100S-1 |
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