1.Material: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) 2 ... 0mm Specificationstantalum rod/bar ASTM B521-98 Material: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) size: ... Diameter: 1.0-120mmMaterial: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)size: Diameter: ... (MPa),≥ Elongation in 1"/2" gage length, %, ≥ RO5200/RO5400 30000 (207)20000 (138) 25 RO525240000 (276) 28000 (193) ...