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Specificationscopper scrap 1.Price:Competitive; 2.Copper wire, tube, plate, etc; ...
Specifications copper scrap 99.95% 1.Copper wire scrap 2.Copper wire, tube, plate...
Brief introduction of niobium wire: http://www.zzstc.com/Niobium/niobium-wire.html ...
Brief introduction of niobium tube: http://www.zzstc.com/Niobium/niobium-tube.html ...