Product
Lowest price
Highest price
Average price
Fluctuation
Update
Copper
68700
68800
68750
↓-275
2011-6-20
Copper premium /discount
300
400
350
↑50
Aluminum
16980
17020
17000
↑40
Aluminum premium/discount
15
55
35
↑30
Zinc
16900
17050
16975
↓-150
Zinc premium/discount
-140
10
-65
↓-20
Nickel
165500
167000
166250
↓-750
Tin
191000
197000
194000
0
Lead
15950
16150
16050
↓-50