描述
For more than 10 years, Hoau has been a leading supplier of rare metals such as tantalum, niobium and its alloys. Relying on China’s abundant non-ferrous metal mine resources, it brings exquisite metal processing technology to meet customers’ requirements for non-ferrous metal materials in the fields of chemical industry, optoelectronics, aviation and other fields.
| Niobium alloy sheets, foils, and strip grades, standards, and applications | |||
| Products | grade | standard | apply |
| NB1Zr(NB1Ruthenium) | R04261 type | ASTM B393 standard | Electronics industry, Superconductivity |
| niobium | R04210 | ASTM B393 standard | Electronics industry, Superconducting sputtering, Targets |
| Niobium and niobium alloy sheet chemical composition | ||||
| element | Type 1 (Reactor grade unalloyed niobium) R04200 | Type 2 (Commercial Grade Unalloyed Niobium) R04210 | 3 Type (reactor grade niobium-1% zirconium) R04251 | Type 4 (Commercial Grade Niobium-1% Zirconium) R04261 |
| Maximum weight % (unless otherwise stated) | ||||
| C | 0.01 | 0.01 | 0.01 | 0.01 |
| N | 0.01 | 0.01 | 0.01 | 0.01 |
| O | 0.015 | 0.025 | 0.015 | 0.025 |
| H | 0.0015 | 0.0015 | 0.0015 | 0.0015 |
| zirconium | 0.02 | 0.02 | 0.8 – 1.2 | 0.8 – 1.2 |
| Ta | 0.1 | 0.3 | 0.1 | 0.5 |
| iron | 0.005 | 0.01 | 0.005 | 0.01 |
| Four | 0.005 | 0.005 | 0.005 | 0.005 |
| W | 0.03 | 0.05 | 0.03 | 0.05 |
| nickel | 0.005 | 0.005 | 0.005 | 0.005 |
| mo | 0.010 | 0.020 | 0.010 | 0.050 |
| high frequency | 0.02 | 0.02 | 0.02 | 0.02 |
| titanium | 0.02 | 0.03 | 0.02 | 0.03 |
| Mechanical properties of niobium and niobium alloy plates | ||||
| grade | ultimate tensile strength, min，psi（MPa） | yield strength (0.2 % offset), min， psi （MPa） | Elongation is 1 inch. (25.4mm) Gage Length, Min, % | |
| 0.010 inches or larger | Less than 0.010 inches | |||
| Types 1 and 2 | 18 000 (125) | 10 500 (73) | 20 | 15 |
| Types 3 and 4 | 28 000 (195) | 18 000 (125) | 20 | 15 |
| Niobium & Niobium Alloy Sheet & Strip & Foil Size & Tolerance (mm) | ||||||
| thickness | Thickness tolerances | width | width tolerance | length | length tolerance | |
| Year 1 | Year 2 | |||||
| 0.025 – 0.1 | ± 0.005 | ± 0.008 | 50 – 150 | ± 2.0 | 100 – 20 000 | ± 2.0 |
| 0.1 – 0.2 | ± 0.015 | ± 0.02 | 50 – 240 | ± 2.0 | 100 – 20 000 | ± 2.0 |
| > 0.2 – 0.3 | ± 0.02 | ± 0.03 | 50 – 650 | ± 2.0 | 100 – 6 000 | ± 2.0 |
| > 0.3 – 0.5 | ± 0.03 | ± 0.04 | 50 – 650 | ± 2.0 | 100 – 6 000 | ± 2.0 |
| > 0.5 – 0.8 | ± 0.04 | ± 0.06 | 50 – 650 | ± 2.0 | 100 – 6 000 | ± 2.0 |
| > 0.8 – 1.0 | ± 0.06 | ± 0.08 | 50 – 650 | ± 2.0 | 100 – 6 000 | ± 2.0 |
| > 1.0 – 1.5 | ± 0.08 | ± 0.12 | 50 – 650 | ± 3.0 | 100 – 6 000 | ± 4.0 |
| > 1.5 – 2.0 | ± 0.12 | ± 0.16 | 50 – 650 | ± 3.0 | 100 – 4 000 | ± 4.0 |
| > 2.0 – 3.0 | ± 0.16 | ± 0.18 | 50 – 650 | ± 5.0 | 100 – 4 000 | ± 5.0 |
| > 3.0 – 4.0 | ± 0.18 | ± 0.20 | 50 – 650 | ± 5.0 | 100 – 3000 | ± 5.0 |
| > 4.0 – 6.0 | ± 0.20 | ± 0.24 | 50 – 650 | ± 5.0 | 100 – 2000 | ± 5.0 |
| Tolerances can be adjusted according to customer requirements. | ||||||
Niobium rod and niobium rod application
Niobium alloy rods and rods are used as structural materials for aircraft engine and rocket nozzles, reactor internal components, coating materials, and various components resistant to nitric, hydrochloric or sulfuric acid.
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