Available 24/7 at contact@steel-grades.com

X-Au71.5CuPtAgZn

China GJB X-Au71.5CuPtAgZn 贵金属及其合金电刷丝材和线材规范 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals X-Au71.5CuPtAgZn GJB 954A China 贵金属及其合金电刷丝材和线材规范

Chemical composition(mass fraction)(wt.%) of the X-Au71.5CuPtAgZn

Element Min Max Similar
Ag 4.0000 5.0000 -
Au 71.0000 72.0000 -
Pt 8.0000 9.0000 -
Cu 14.0000 15.0000 -
Zn 0.7000 1.3000 -
Fe - 0.0500 -
Pb - 0.0050 -
Sb - 0.0050 -
Bi - 0.0050 -
Total Others - 0.2000 -

Mechanical Properties of steel grade X-Au71.5CuPtAgZn

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)
215 (≥) 551 (≥) 43 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade X-Au71.5CuPtAgZn

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
42 - -     0.41 -  
232 949 - 22.3 444   -  
996 - 43 12.2   311 241

Heat Treatment of steel grade X-Au71.5CuPtAgZn

Heat treated : 1595°C - 1365°C

Technological Curves of steel grade X-Au71.5CuPtAgZn

Cross Reference Table (Equivalent Grade) of X-Au71.5CuPtAgZn

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this X-Au71.5CuPtAgZn?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top