Tantalum light Rod, tantalum alloy round rod,
Brand: RO5200 RO5400, RO5252 RO5255 (Ta1, Ta2 Ta2.5 W, Ta10W)
Standard: ASTM B708-05
Purity: ≥99.95%
Tantalum has a series of excellent properties such as high melting point, low steam pressure, good cold working performance, high chemical stability, strong resistance to liquid metal corrosion and high dielectric constant of surface oxide film. Therefore, Dan in electronics, metallurgy, steel, chemical, hard alloy, atomic energy, superconducting technology, automotive electronics, aerospace, medical health and scientific research and other high-tech fields have important applications.
Chemical composition:
brand Grade | Chemical composition %，Not more than Chemical composition, Max | |||||||||||
Fe | Si | Ni | W | Mo | Ti | Nb | O | C | H | N | Ta | |
Ta1 | 0.005 | 0.005 | 0.005 | 0.005 | 0.002 | 0.002 | 0.005 | 0.02 | 0.004 | 0.002 | 0.005 | allowance |
Ta2 | 0.005 | 0.005 | 0.005 | 0.005 | 0.002 | 0.002 | 0.1 | 0.03 | 0.1 | 0.002 | 0.01 | allowance |
Dimensional tolerance (mm)
diameter Diameter | Dia tolerance | Length | Tolerance | ||
Forging bar | drawbar | rod | |||
3.0-4.5 | - | 0.05 | - | 500-1500 | ±2 |
4.5-6.5 | ±0.15 | - | - | 500-1500 | ±2 |
6.5-10 | ±0.15 | - | - | 400-1500 | ±2 |
10-16 | ±0.15 | - | - | 300-1200 | ±2 |
16-18 | ±0.15 | - | - | 200-1500 | ±2 |
18-25 | - | - | ±0.5 | ±2 | |
25-40 | - | - | ±0.5 | ±2 | |
40-50 | - | - | ±0.6 | ±2 | |
50-65 | - | - | ±0.7 | ±2 | |
Mechanical properties (annealed)
Bar, 0.125 in (3.18 mm) to 2.5" (63.5 mm) diameter | |||
brand | Minimum ultimate tensile strength, Lb/inch 2 (mpa) | The yield strength is minimal, Lb/inch 2 (mpa) | Elongation, minimum % (1 inch scale) |
RO5200/RO5400 | 25000 (172) | 15000 (103) | 25 |
RO5252 | 40000 (276) | 28000 (193) | 20 |
RO5255 | 70000 (482) | 55000 (379) | 20 |
RO5240 | 40000 (276) | 28000 (193) | 25 |
Tantalum and its various alloy products:
1. Name: Tantalum board, Tantalum sheet, Tantalum tape, Tantalum foil
2, brand: Ta1, Ta2, R05200, R05400, R05255, R05252, Ta2.5W, Ta7.5W, Ta10W
3, technical conditions: in line with GB3269-83(tantalum and tantalum alloy sheet, strip and foil),
GB/T3628-1995(Tantalum and Tantalum Alloy Foil),
ASTM B708-92(Tantalum and Molybdenum Alloy Foil, Sheet, Strip and Foil)
4, Use: Used for the production of vacuum blast furnace heating parts, heat insulation parts and charging utensils, in the chemical industry can be used to make digester, heater,
Coolers, all kinds of utensils and devices, as well as in aviation, aerospace industry, medical equipment and other fields are widely used.
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