Alloy name |
C1020 |
C1100 |
C1030 |
C1201 |
C1220 |
Chemical Composition (wt%) |
Cu |
≥99.96 |
≥99.9 |
≥99.95 |
≥99.9 |
≥99.9 |
Cu |
≥99.96 |
≥99.9 |
≥99.95 |
≥99.9 |
≥99.9 |
Cu |
≥99.96 |
≥99.9 |
≥99.95 |
≥99.9 |
≥99.9 |
Physical Properties |
Melting Temp. (℃) |
1083 |
1083 |
1083 |
1083 |
1083 |
Specific Gravity |
8.94 |
8.91 |
8.94 |
8.94 |
8.94 |
Thermal Conductivity{W/(m·K)} |
391 |
391 |
386 |
386 |
389 |
Coefficient of Thermal Expansion(10-6/K) |
17.6 |
17.6 |
17.6 |
17.6 |
17.6 |
Modulus of Elasticity in Tension(kN/mm²) |
117 |
117 |
117 |
117 |
117 |
Poisson's Ratio |
0.33 |
0.33 |
0.33 |
0.33 |
0.33 |
Electrical Conductivity (%IACS) |
101 |
100 |
99 |
90 |
85 |
Mechanical Properties |
Tensile Strength (N/㎟) |
O |
≥195 |
≥195 |
≥196 |
≥195 |
≥195 |
1/4H |
215-285 |
215-285 |
- |
215-285 |
215-285 |
1/2H |
235-315 |
235-315 |
294-363 |
235-315 |
235-315 |
H |
≥275 |
≥275 |
- |
≥275 |
≥275 |
Elongation (%) |
O |
≥35 |
≥35 |
≥33 |
≥35 |
≥35 |
1/4H |
≥25 |
≥25 |
- |
≥25 |
≥25 |
1/2H |
≥15 |
≥15 |
≥4 |
≥15 |
≥15 |
H |
- |
- |
- |
- |
- |
Hardness (Hv) |
O |
- |
- |
45-55 |
- |
- |
1/4H |
55-100 |
55-100 |
- |
55-100 |
55-100 |
1/2H |
75-120 |
75-120 |
100-120 |
75-120 |
75-120 |
H |
≥80 |
≥80 |
- |
≥80 |
≥80 |