Tantalum seamless tube, tantalum tungsten seamless alloy tube (Ta-2.5W, Ta-10W)
Brand :RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)
Specification: Diameter :φ2.0-100mm
Thickness :0.2-5.0mm (tolerance: ± 5%)
Length :100mm-12000mm
Later service: In case of quality problems during the shelf life, the supplier shall bear all responsibilities (within the normal range of use).
| component ％ | |||||||||||||
| brand | Main component | Impurity content Not more than | |||||||||||
| Ta | Nb | Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | |
| Ta1 | allowance | —— | 0.005 | 0.005 | 0.002 | 0.01 | 0.01 | 0.002 | 0.03 | 0.015 | 0.01 | 0.0015 | 0.01 |
| Ta2 | allowance | —— | 0.03 | 0.02 | 0.005 | 0.04 | 0.03 | 0.005 | 0.1 | 0.02 | 0.01 | 0.0015 | 0.01 |
| TaNb3 | allowance | ＜3.5 | 0.03 | 0.03 | 0.005 | 0.04 | 0.03 | 0.005 | —— | 0.02 | 0.01 | 0.0015 | 0.01 |
| TaNb20 | allowance | 17.0～23.0 | 0.03 | 0.03 | 0.005 | 0.04 | 0.03 | 0.005 | —— | 0.02 | 0.01 | 0.0015 | 0.01 |
| Ta2.5W | allowance | 0.005 | 0.005 | 0.002 | 3.0 | 0.01 | 0.002 | 0.04 | 0.015 | 0.01 | 0.0015 | 0.01 | |
| Ta10W | allowance | 0.005 | 0.005 | 0.002 | 11 | 0.01 | 0.002 | 0.04 | 0.015 | 0.01 | 0.0015 | 0.01 | |
| If the user has special requirements, both parties will discuss in detail | |||||||||||||
Table I. Outside diameter and wall thickness tolerances
| Outside diameter, inches (mm) | Od tolerance, inches (mm), +/- | Wall thickness tolerance, %, +/- |
| <1 (25.4) | 0.004 (0.102) | 5 |
| 1~1.5 (25.4~38.1) | 0.005 (0.127) | 5 |
| 1.5~2 (38.1~50.8) | 0.006 (0.152) | 5 |
| 2~2.5 (50.8~63.5) | 0.007 (0.178) | 5 |
| 2.5~3.5 (63.5~88.9) | 0.008 (0.254) | 5 |
Table 2. Mechanical properties (Annealed)
| brand | Minimum ultimate tensile strength, Lb/inch 2 (mpa) | The yield strength is minimal, Lb/inch 2 (mpa) | Elongation, minimum, % 1 inch (25.4 mm) scale |
| 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 |
Pure tantalum tube tantalum protective tube tantalum flange tantalum thermocouple protective tube tantalum tube processing workpiece Ta1 tantalum processing plant
Tantalum tubes are used to make heating parts, heat insulation parts and charging utensils for vacuum blast furnaces. In chemical industry, tantalum tubes can be used to make cooking apparatus, heater, cooler, various utensils and devices, etc., and are widely used in aviation, aerospace industry, medical instruments and other fields.
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