Grade | Chemical Composition, Max | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Fe | Si | Mo | W | Ti | Cr | Nb | Ni | O | C | H | N | ta≥% | |
Ta3 | 10 | 20 | 50 | 100 | 10 | 20 | 300 | 10 | 150 | 100 | 30 | 100 | 99.95 |
Ta2 | 3 | 10 | 10 | 50 | 2 | 10 | 50 | 2 | 120 | 80 | 20 | 80 | 99.99 |
Ta1 | 1 | 0.08 | 10 | 20 | 0.8 | 0.5 | 20 | 0.1 | 100 | 50 | 15 | 50 | 99.995 |
Sizes/Tolerance(mm.max)
Thickness | Tolerance | Width | Tolerance | Length | Tolerance | |
---|---|---|---|---|---|---|
GradeⅠ | gradeⅡ | |||||
3-8 | ±0.1 | ±0.2 | 50-400 | ±0.2 | 50-1500 | ±0.2 |
8-14 | ±0.1 | ±0.2 | 50-350 | ±0.2 | 50-1200 | ±0.2 |
≥14 | ±0.1 | ±0.2 | 50-300 | ±0.2 | 50-1000 | ±0.2 |
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