Tantalum wires for capacitor leads
Chemical Analysis(Maxium Values/wt ppm)
Diameter and Tolerance(mm)
Times of bending after sintering
Mechanical Properties
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Chemical Analysis(Maxium Values/wt ppm)
Grade | O | C | Si | N | Fe | H | Nb | Ni | W | Mo | Ti | Cr | Ta |
DTa1 | 0.02 | 0.005 | 0.003 | 0.0035 | 0.0045 | 0.0015 | 0.005 | 0.0025 | 0.002 | 0.002 | 0.0005 | 0.0025 | 99.95 |
DTa2 | 0.02 | 0.005 | 0.003 | 0.0035 | 0.0045 | 0.0015 | 0.005 | 0.0025 | 0.002 | 0.002 | 0.0005 | 0.0025 | 99.95 |
Diameter and Tolerance(mm)
Diameter | 0.13 | 0.15 | 0.19 | 0.20 | 0.23 | 0.24 | 0.25 | 0.29 | 0.30 | 0.35 | 0.40 | 0.50 | 0.60 | 0.80 | 1.00 |
Tolerance | ±0.005 | ±0.006 | ±0.008 | ||||||||||||
ovality | 0.004 | 0.005 | 0.006 |
Times of bending after sintering
Grade | Diameter(mm) | Times |
DTa1 | 0.13-0.4 | ≥3 |
>0.4 | ≥4 | |
DTa2 | 0.13-0.4 | ≥4 |
>0.4 | ≥6 |
State | Tensile Strength(MP) | Elongation(%) | Wire curl |
Mild(M) | 300-750 | 10-35 | 1000 |
Semi-hard(Y2) | 750-1250 | 1-5 | 650 |
Hard(Y) | >1250 | 1-5 | 650 |
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