Reuters Florida, May 8 - a high-level industry in the United States Copper Association (American Copper Council) meeting was held, copper consumption in the United States will face additional pressure, because in the U.S. housing market continued to decline after , Followed by non-domestic copper demand will decline expected. Wire and cable manufacturers Southwire Company executive vice president and chief financial officer Guyton Cochran said: "In contrast to 2007 and 2008 to date the decline in domestic demand for copper, non-domestic demand to reduce demand for copper will have a greater impact." U.S. March housing starts fell 11.9 percent annual rate to 947,000, in March 1991 for the lowest. Based on past experience, usually residential construction slowdown in one to two years after the construction of commercial space activities will begin slowing down. Copper demand for non-domestic copper consumption was regarded as the main driving force in 2007, its total U.S. consumption of refined copper total of about 72 percent. brass ball valveCochran estimated 2008 non-residential and residential use copper brass ball valve demand will decline for the past 15 years these two markets fell the first time at the same time. Metal data March copper alloy and shipment of the ring and both year-on-year decline - CBSA According to New York on May 2 news, an industry group released the latest report shows that in March of copper and copper alloy service center total shipment rate than in February fell 2.37 percent, representing a 10.23 percent decrease over the same period last year. Copper and Brass Service Centers Association (CBSA) said that in March the average daily shipment rate than the same period last year fell 5.9 percent. The Association also pointed out that many members of units in charge of service centre recently held a meeting and that volume shipments in March to reduce "acceptable", but expressed brass ball valve concern about shipments in April. March copper and alloys for the shipment of 32.299 million pounds, in February to 33.084 million pounds. March copper shipment volume from February's 13.801 million pounds to 13.236 million pounds. One Tongbang shipment volume fell 4.86 percent, the thin copper fell 3.88 percent. But brass shipment volume increased 0.86 percent the previous month. March alloy shipment volume fell 1.14 percent, from 19.282 million pounds in February fell to 19.063 million pounds. In the alloy, all other alloy plates shipment volume fell 16.40 percent, the largest decline, followed by the alloy flakes fell 36.35 percent. On the other hand, the shipment of copper alloy, jumped 36.35 percent, 200 yellow copper soared 31.09 percent. The association pointed out, and the same period last year compared to March shipment volume fell to 32.299 million from 35.978 million pounds. One shipment of copper than the brass ball valve same period last year 14.139 million pounds fell 6.39 percent to 13.236 million pounds. CBSA said that Alloy Total shipment volume decreased 12.69 percent, compared to 21.834 million pounds last year. Annual shipment volume drop is the biggest thin copper, representing a 12.02 percent year-on-year decrease. In the alloy, all other alloy plates over a year earlier shipment volume fell 32.39 percent, 200 Huang substantially reduced 17.65 percent copper, copper alloy but shipment volume increase of 29.32 percent. Xstrata first quarter copper production increased 2 percent, nickel production fell 15 percent According to London on May 6 news, mining group Xstrata said the company Tuesday, the company's five operating the first quarter copper production rose 2 percent, but output of nickel fell 15 percent. The group said that the first three months of this year, copper brass ball valve production increased to 219,978 tons, 216,190 tons for the same period last year, nickel production from 13,847 tons to 11,785 tons.  brass ball valve