Material: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W) Available size: Tantalum tube: size: O.D￠1.0mm x 0.2mm(0.2mm-5.0mm)---￠60mm Ta-10W size: O.D￠1.0mm x 0.2mm(0.2mm-5.0mm)---￠50mm Standard: as per ASTM B521-98 Table1. Pemissible variations in diameter & wall thickness Outside diameter, inch (mm) | Diameter tolerance, inch(mm), +/- | Permissible variaton in wall thickness, %, +/- | <1 (25.4) | 0.004 (0.102) | 10 | 1~1.5 (25.4~38.1) | 0.005 (0.127) | 10 | 1.5~2 (38.1~50.8) | 0.006 (0.152) | 10 | 2~2.5 (50.8~63.5) | 0.007 (0.178) | 10 | 2.5~3.5 (63.5~88.9) | 0.008 (0.254) | 10 |
Table 2. Mechanical requirements (annealed condition) Grade | Tensile strength δb psi (MPa), ≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1"/2" gage length, %, ≥ | RO5200/RO5400 | 30000 (207) | 20000 (138) | 25 | RO5252 | 40000 (276) | 28000 (193) | 20 | RO5255 | 70000 (481) | 60000 (414) | 15 | RO5240 | 40000 (276) | 28000 (193) | 20 |
|
