Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
Cu
Pb
Zn
Fe
P
Ag
As
O
Sb
Te
99.99 min
0-0.0005
0-0.0001
0-0.0010
0-0.0003
0-0.0025
0-0.0005
0-0.0005
0-0.0004
0-0.0002
Mechanical Properties
Yield Strength
~69 MPa (annealed O60)
Tensile Strength
~220 MPa (annealed O60)
Elongation
~45% (annealed O60)
Note
Oxygen-free electronic copper, values for soft annealed condition