钽 铌 锆 镍 钛·航海新材
钽 铌 锆 镍 钛·超隆钛业
牌号:R04200, Nb1
标准:ASTM B393
纯度:≥99.95%
密度:≥8.6 g/cm3
规格:厚度0.025***小,宽度680,长度2000。
铌坯(原材料)-修磨-检验-温扎-真空退火-检验-剪切真空退火-检验-包装
化学成分
化学成分(%) | ||||||||||||
牌号 | 主要元素 | 杂质含量(≤) | ||||||||||
Nb | Fe | Si | Ni | W | Mo | Ti | Ta | O | C | H | N | |
Nb1 | Bal | 0.004 | 0.004 | 0.002 | 0.005 | 0.005 | 0.002 | 0.05 | 0.012 | 0.0035 | 0.0012 | 0.003 |
Nb2 | Bal | 0.01 | 0.01 | 0.005 | 0.02 | 0.01 | 0.004 | 0.07 | 0.015 | 0.0050 | 0.0015 | 0.008 |
机械性能
牌号 | 抗拉强度最小(MPa) | 屈服强度最小(MPa) (0.2%残余变形) | 延伸率最小(%) (25.4mm计量) |
R04200,R04210 Nb1,Nb2 | 125 | 85 | 25 |
铌板材、铌箔厚度、宽度、长度及允许偏差见表2:
表2 单位:mm
厚度 | 厚度允许偏差 | 宽度 | 宽度允许偏差 | 长度 | 长度允许偏差 | |
Ⅰ级 | Ⅱ级 | |||||
0.05~0.07 | ±0.005 | ±0.006 | 70~150 | ±2.0 | ≥1000 | — |
>0.07~0.09 | ±0.006 | ±0.008 | 70~150 | ±2.0 | ≥1000 | — |
0.1~0.20 | ±0.015 | ±0.02 | 50~300 | ±2.0 | 100~2000 | ±3.0 |
>0.2~0.30 | ±0.02 | ±0.03 | 50~300 | ±2.0 | 100~2000 | ±3.0 |
>0.30~0.50 | ±0.03 | ±0.04 | 50~500 | ±2.0 | 100~2000 | ±3.0 |
>0.50~0.80 | ±0.04 | ±0.06 | 50~500 | ±2.0 | 50~1200 | ±3.0 |
>0.80~1.0 | ±0.06 | ±0.08 | 50~500 | ±2.0 | 50~1200 | ±3.0 |
>1.0~1.5 | ±0.08 | ±0.10 | 50~500 | ±3.0 | 50~1200 | ±4.0 |
>1.5~2.0 | ±0.12 | ±0.14 | 50~500 | ±3.0 | 50~1200 | ±4.0 |
>2.0~3.0 | ±0.16 | ±0.18 | 50~500 | ±5.0 | 50~1200 | ±5.0 |
>3.0~4.0 | ±0.18 | ±0.20 | 50~500 | ±5.0 | 50~1200 | ±5.0 |
>4.0~6.0 | ±0.12 | ±0.24 | 50~500 | ±5.0 | 50~1200 | ±5.0 |
>6.0~30.0 | ±0.24 | ±0.50 | 50~500 | ±5 | 50~1200 | ±5.0 |