Our metallurgical history is a little bit like a game of Rock, Paper, Scissors, only without the paper; we’re always looking for something hard enough to cut whatever the current hardest metal is. We ...
(Reuters) -U.S. shale drillers are facing higher prices for tungsten, a rare, ultra-hard metal used for industrial tools like drillbits, as Chinese export controls have squeezed supply, threatening ...
China imposed export controls on five critical metals in February China supplies 83% of global tungsten, USGS says Rising tungsten costs could add $3,000–$25,000 to oilfield drillbit prices, expert ...
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