SYDNEY, Aug 18 (Reuters) - Shanghai metals futures opened lower across the board on Friday, weighed down by currency uncertainty and negative sentiment in metals markets overnight.
London Metal Exchange contracts fell further as investors looked to lock in profits after some base metals hit multi-year peaks.
July housing data in China due on Friday could help dictate price direction across complex, commodities traders said.
Metals were set in downward motion on Thursday by weaker than expected U.S. industrial production, which rose only 0.2 percent in July.
"This was enough to induce some selling as investors locked in the gains from the past few weeks," according to ANZ Bank
* COPPER: Three-month copper on the London Metal Exchange was down 0.5 percent to $6,454 a tonne by 0100 GMT, extending losses from the previous session.
* SHANGHAI COPPER: The most-traded copper contract on the Shanghai Futures Exchange fell more than 1 percent to 50,620 yuan ($7,586) a tonne.
* LEAD SINKS: ShFE lead headed the losses with a more than 2 percent fall at the open. LME lead dropped 0.5 percent to $2,400 a tonne after shedding 4.1 percent overnight - the biggest one-day loss since mid-April.
* COPPER SMELTER WORK: Dongying Fangyuan Nonferrous Metals Co., one of China's largest copper smelters, has closed the second stage of its smelter in Shandong province for maintenance, a company official said on Thursday.
* COPPER STOCKS: Prices were supported as LME inventories continued to fall <MCUSTX-TOTAL>. On-warrant stocks - those not earmarked for delivery and therefore available to investors - have slid 46 percent over the past month.
* LEAD BOOST: Lead has been an unlikely and unforeseen beneficiary of the North Korea missile crisis, as a new round of U.N. sanctions includes the country's lead exports.
* SCRAP EXCLUSION: China said on Thursday it will still allow imports of some kinds of steel and non-ferrous scrap as the world's largest commodities consumer outlined the first concrete details of its plan to curb waste imports as part of its war on pollution.
* DOLLAR SEE-SAWS : The dollar rose on Thursday, boosted by weakness in the euro, but was showing some weakness against the yen in early Friday trading.
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* Asian stock investors joined a global retreat from riskier assets on Friday and the dollar wavered on growing doubts about U.S. President Donald Trump's ability to fulfill his economic agenda.
DATA AHEAD (GMT)
0130 China House prices Jul 0600 Germany Producer prices Jul 0800 Euro zone Current account Jun 1400 U.S. Univ of Michigan sentiment index Aug
Three month LME copper
Most active ShFE copper
Three month LME aluminium
Most active ShFE aluminium
Three month LME zinc
Most active ShFE zinc
Three month LME lead
Most active ShFE lead
Three month LME nickel
Most active ShFE nickel
Three month LME tin
Most active ShFE tin
ARBS ($1 = 6.6730 Chinese yuan renminbi)
(Reporting by James Regan; Editing by Richard Pullin)