Product
Lowest price
Highest price
Average price
Fluctuation
Update
Copper
67150
67300
67225
↑75
2011-8-15
Copper premium/discount
-100
0
-50
Aluminum
17980
18020
18000
↓-100
Aluminum premium/discount
20
60
40
↓-40
Zinc
16850
17000
16925
↑100
Zinc premium/discount
-230
-80
-155
↑50
Nickel
164500
165500
165000
↓-500
Tin
194500
197000
195750
↑3000
Lead
16200
16400
16300