China wholesale Pure Tantalum Bar R05200 R05400ta1 Ta2 Tantalum Rod/bar Per Kg
Which has a positive and progressive attitude to customer’s fascination, our company repeatedly improves our products quality to meet the desires of consumers and further focuses on safety, reliability, environmental requirements, and innovation of China wholesale Pure Tantalum Bar R05200 R05400ta1 Ta2 Tantalum Rod/bar Per Kg, With all the everlasting goal of “continuous high quality improvement, customer satisfaction”, we are sure that our product or service excellent is secure and trustworthy and our merchandise are best-selling in the home and abroad.
Which has a positive and progressive attitude to customer’s fascination, our company repeatedly improves our products quality to meet the desires of consumers and further focuses on safety, reliability, environmental requirements, and innovation of Tantalum Alloy Bar, Tantalum Alloy Wire For Sale, Tantalum Bar, Qualified R&D engineer is going to be there for your consultation service and we’ll try our best to meet your requirements. So make sure you feel free to contact us for inquiries. You’ll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we’ll surely offer you the best quotation and after-sale service. We’re ready to build stable and friendly relations with our merchants. To achieve mutual success, we are going to make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we’re here to welcome your inquiries for any of our products and service.
Chemical composition:
| Main and minor components | Min.content(%) | ASTM B365 |
| Ta | 99.95 | balance |
| Impurities | Max.values (μg/g) | Max.values (μg/g) |
| Fe | 100 | 100 |
| Mo | 100 | 200 |
| Nb | 400 | 1000 |
| Ni | 50 | 100 |
| Si | 50 | 50 |
| Ti | 50 | 100 |
| W | 100 | 500 |
| C | 30 | 200 |
| H | 15 | 15 |
| N | 50 | 100 |
| O | 100 | 250 |
| Cd | 10 | - |
| Hg | 1 | - |
| Pb | 10 | - |
Diameter and tolerance
| Diameter (mm) | Diameter tolerance (mm) |
| Ground | |
| 3.00-15.9 | ±0.05 |
| 16.0-24.9 | ±0.10 |
| 25.0-34.9 | ±0.25 |
| 35.0-39.9 | ±0.40 |
| 40.0-50.0 | ±0.80 |
| Cleaned | |
| 3.00-4.74 | ±0.076 |
| 4.75-9.51 | ±0.102 |
| 9.52-12.69 | ±0.127 |
| 12.70-15.87 | ±0.178 |
| 15.88-19.04 | ±0.203 |
| 19.05-25.39 | ±0.254 |
| 25.40-38.09 | ±0.381 |
| 38.10-50.79 | ±0.508 |
| 50.80-63.49 | ±0.762 |
| 63.50-120.0 | ±1.50 |
| Turned | |
| 30.0-49.9 | ±0.30 |
| 50.0-120.0 | ±0.40 |
Length and straightness:
| Diameter (mm) | Production length (mm) | Stiraightness/Meter (mm) | |
| Cleaned | Ground/turned | ||
| 3.00-9.90 | ＞500 | ＜2.5 | ＜2.0 |
| 10.0-120.0 | ＞300 | ＜2.5 | ＜1.5 |
Length tolerance:
| Nominal length (mm) | 6-30 | 30-120 | 120-400 | 400-1000 | 1000-2000 | ＞2000 |
| Length tolerance(mm) | ±1.0 | ±1.5 | ±2.5 | ±4.0 | ±6.0 | ±8.0 |
Density: ≥16.6g/cm³
Nondestructive testing: For diameters＞15.00 mm:100% ultrasonic testing; For diameters of 0.50-50.0mm: Eddy curent tests on rods with ground surface.
| Diameter(mm) | Tensile strength(MPa) | 0.2% Yield Strength (MPa) | Elongation(%) |
| 3.00-3.19 | ≥207 | - | ≥20 |
| 3.20-63.5 | ≥172 | ≥103 | ≥25 |
Surface condition:
| Surface | Pickled | Ground | Turned |
| φ3.0-165.0mm | φ3.0-50.00mm | φ≥30.00mm | |
| Roughness | Diameter (mm) | Ra (μm) Ground | Ra (μm) Turned |
| 3.0-50.0 | ≤1.20 | - | |
| ≥30.0 | - | ≤3.2 |
