鉭箔
鉭箔
一種材料。鉭箔光亮，無裂紋，無起皮，無摺疊，無明顯氧化、雜質壓入等缺陷。
Chemical composition：
| 化學成分%，不大於 Chemical composition, Max | |||||||||||
| 牌號Grade | C | N | O | H | Fe | Si | Ti | Ni | Nb | W | Mo |
| Ta1 | 0.004 | 0.005 | 0.02 | 0.002 | 0.005 | 0.005 | 0.002 | 0.005 | 0.050 | 0.002 | 0.002 |
Diameter and Tolerance：
厚度(mm) Thickness | 厚度公差 Tolerance | 寬度 Width | 寬度公差 Tolerance | 長度 Length | 長度公差 Tolerance | |
| 一級Grade I | 二級 Grade II | |||||
| 0.15~0.2 | ±0.015 | ±0.02 | 50-300 | ±2.0 | 100-1000 | ±2.0 |
| >0.2~0.3 | ±0.020 | ±0.03 | 50-300 | ±2.0 | 100-1000 | ±2.0 |
| >0.3~0.5 | ±0.030 | ±0.04 | 50-300 | ±2.0 | 100-1000 | ±2.0 |
| >0.5~0.8 | ±0.040 | ±0.06 | 50-200 | ±1.0 | 50-700 | ±2.0 |
| >0.8~1.0 | ±0.060 | ±0.08 | 50-200 | ±1.0 | 50-700 | ±2.0 |
| >1.0~1.5 | ±0.080 | ±0.10 | 50-200 | ±1.0 | 50-700 | ±2.0 |
| >1.5~2.0 | ±0.120 | ±0.14 | 50-200 | ±1.0 | 50-700 | ±2.0 |
| >2.0~3.0 | ±0.160 | ±0.18 | 50-200 | ±1.0 | 50-700 | ±2.0 |
| >3.0~4.0 | ±0.180 | ±0.20 | 50-200 | ±1.0 | 50-700 | ±1.0 |
| >4.0~6.0 | ±0.200 | ±0.24 | 50-200 | ±1.0 | 50-700 | ±1.0 |
其餘規格按照客戶要求定做 Special requirements to be agreed upon seller and buyer (根據北京東方中色鉭鈮的企標執行) |
Mechanical properties
| 牌號Grade | 狀態 State | 厚度 Thickness(mm) | 抗拉強度 Tensile Strength (MPa) | 斷後延伸率 Elongation (%) |
| Ta1 | 退火態(M) | 0.1~0.5 | ≥207 | ≥25 |
| 大於0.5~3.0 | ≥30 |
鉭箔光亮，無裂紋，無起皮，無摺疊，無明顯氧化、雜質壓入等缺陷。
基本信息
- 執行標準
- ASTM B 708 98 GB/T26037-2010