... , alloy wires, etc, sheets, wires, rods, bars, plates, seamless tubes, targets, crucibles capillary tube, welded tubing sputtering target etc. in ... conformity with ASTM. For more details please go to our website, and welcome to ... China to visit our company.Tantalum tubes Tantalum- tungsten alloy tubesMaterial: RO5200, RO5400, RO5252(Ta-2 ...