... to 3.0mm Diameter x R / L in coil High tempertaure resist Niobium Tungsten Wire Our compang holds Tantalum ... sorts and grades of their metals, sheet, tube, wire, rod, crucible, target, alloy and so on.Niobium ... , ceramics, electronics, nuclear energy industries and superconductor technology.Niobium rods (ASTM B392-95)3mm up to ... wires)0.3mm up to 3.0mm Diameter x R / L in coil Place of Origin ChinaBrand ...