... quality and competitive price 3.according to user's demand Tungsten alloy IngotGrade:W1,W2Density:19.3g/cm3Certificates:ISO9001:2008,ISO14001:2004Size ... special-shape products& alloy series, etc..Series B: Tungsten Series, contain tungsten rod, tungsten wire, tungsten bar, tungsten plate, tungsten sheet, tungsten special-shape products& alloy series, etc..Series ...