Chinese copper wire saw a 1.6 percent increase on May 22, 2012, reaching CNY 57,610 ($9,112) per metric ton and making it the biggest upwards shift of the day. At CNY 49,050 ($7,758), the price of Chinese bright copper scrap finished the market day up one percent per metric ton. Chinese copper bar saw its price rise 0.1 percent to CNY 57,630 ($9,115) per metric ton. The cash price of Chinese copper inched up 0.1 percent to CNY 57,830 ($9,147) per metric ton.
The price of US copper producer grade 122 increased one percent to $4 per pound. Following a two-day drop, the price of US copper producer grade 110 increased by one percent to $4.14 per pound. The price of US copper producer grade 102 is back up, rising by 0.9 percent on Tuesday to close at $4.33 per pound. The Japanese copper cash price saw little price change yesterday at JPY 640,000 ($8,074) per metric ton.
On the LME, the primary copper cash price held steady around $7,799 per metric ton. Following a two-day rise on the LME, the 3-month price of copper flattened at $7,745.