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Tantalum plate, tantalum-tungsten alloy plate
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Tantalum plate, tantalum-tungsten alloy plate
product descr1ption
Tantalum plate, tantalum-tungsten alloy plate (Ta-2.5W, Ta-10W)
Grade: RO5200, RO5400, RO5252(Ta-2.5W), RO5255(Ta-10W)
Purity: 99.95%, 99.99%
Executive standard: ASTM B 708
Specification:
Thickness (mm) Width (mm) Length (mm)
Foil 0.03-0.09 30-150 <2000
Sheet 0.1-0.5 30-600 30-2000
Plate 0.5-10 50-1000 50-2000
| grade | main ingredient | Impurity content not more than | |||||||||||
| Ta | Nb | Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | |
| Ta1 | last | —— | 0.005 | 0.005 | 0.002 | 0.01 | 0.01 | 0.002 | 0.03 | 0.015 | 0.01 | 0.0015 | 0.01 |
| Ta2 | last | —— | 0.03 | 0.02 | 0.005 | 0.04 | 0.03 | 0.005 | 0.1 | 0.02 | 0.01 | 0.0015 | 0.01 |
| TaNb3 | last | ＜3.5 | 0.03 | 0.03 | 0.005 | 0.04 | 0.03 | 0.005 | —— | 0.02 | 0.01 | 0.0015 | 0.01 |
| TaNb20 | last | 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 | last | 0.005 | 0.005 | 0.002 | 3 | 0.01 | 0.002 | 0.04 | 0.015 | 0.01 | 0.0015 | 0.01 | |
| Ta10W | last | 0.005 | 0.005 | 0.002 | 11 | 0.01 | 0.002 | 0.04 | 0.015 | 0.01 | 0.0015 | 0.01 | |
| Mechanical behavior: | |||
| Product grade and form | Annealed | ||
| Minimum ultimate tensile strength | minimum yield strength, | Elongation, min % | |
| lb/in2 (MPa) | lb/in2 (MPa) | ||
| (2% residual strain) | |||
| Plate, Sheet and Foil (RO5200, RO5400) | 30000 (207) | 20000 (138) | 20 |
| Thickness<0.060"(1.524mm) | |||
| Thickness≥0.060"(1.524mm) | 25000 (172) | 15000 (103) | 30 |
| Ta10W (RO5255) | 70000 (482) | 60000 (414) | 15 |
| Plate, Sheet and Foil | 70000 (482) | 55000 (379) | 20 |
| Ta2.5W (RO5252) | 40000 (276) | 30000 (207) | 20 |
| Thickness<0.125" (3.175mm) | |||
| Thickness≥0.125" (3.175mm) | 40000 (276) | 22000 (152) | 25 |
| TaNb40 (RO5240) | 35000 (241) | 20000 (138) | 25 |
| Thickness<0.060"(1.524mm) | |||
| Thickness≥0.060"(1.524mm) | 35000 (241) | 15000 (103) | 25 |