- 產(chǎn)品名稱:Cr20Ni30
- 所屬分類:電熱合金系列
- 在線預(yù)訂
- 詳細(xì)介紹
鎳鉻合金主要技術(shù)性能參數(shù)
合金牌號 | C | P | S | Mn | Si | Cr | Ni | Al | Fe | 其他 |
不大于 | ||||||||||
Cr20Ni80 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | 余 | ≤0.50 | ≤1.0 | — |
Cr30Ni70 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 28.0~31.0 | 余 | ≤0.50 | ≤1.0 | — |
Cr15Ni60 | 0.08 | 0.020 | 0.015 | 0.60 | 0.75~1.60 | 15.0~18.0 | 55.0~61.0 | ≤0.50 | 余 | — |
Cr20Ni35 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00~3.00 | 18.0~21.0 | 34.0~37.0 | — | 余 | — |
Cr20Ni30 | 0.08 | 0.020 | 0.015 | 1.00 | 1.00~2.00 | 18.0~21.0 | 30.0~34.0 | — | 余 | — |
牌號 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
性能 | ||||||
主要化學(xué)成分% | Ni | 余量 | 余量 | 55-61 | 32-36 | |
Cr | 20.0~23.0 | 28-31 | 15-18 | 18-21 | 18-21 | |
Fe | ≤1.0 | |||||
元件最高使用溫度℃ | 1200 | 1250 | 1150 | 1050 | 1050 | |
熔點(diǎn)℃ | 1400 | 1400 | 1400 | 1400 | 1400 | |
密度g/cm3 | 8.40 | 8.1 | 8.2 | 7.9 | 7.9 | |
電阻率μΩ·m,20℃ | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.04±0.05 | 1.04±0.05 | |
延伸率% | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
比熱J/g.℃ | 0.440 | 0.44 | 0.44 | 0.44 | 0.44 | |
導(dǎo)熱系數(shù)KJ/m.h℃ | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
線脹系數(shù)a×10-6/℃(20~1000℃) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
顯微組織 | 奧氏體 | |||||
磁性 | 非磁性 |
鎳鉻絲線徑、阻值、重量參數(shù)
線 徑 | 截面積 | 每米 | Cr20Ni80 | |
每米重量 | 每米電阻 | |||
0.10 | 0.007854 | 3.142 | 0.00006597 | 138.8 |
0.12 | 0.01131 | 3.770 | 0.00009500 | 96.38 |
0.15 | 0.01767 | 4.712 | 0.0001484 | 61.68 |
0.17 | 0.02270 | 5.341 | 0.0001907 | 48.02 |
0.19 | 0.02835 | 5.969 | 0.0002382 | 38.44 |
0.21 | 0.03464 | 6.597 | 0.0002909 | 31.47 |
0.25 | 0.04909 | 7.854 | 0.0004123 | 22.21 |
0.27 | 0.05726 | 8.482 | 0.0004809 | 19.04 |
0.29 | 0.06605 | 9.111 | 0.0005548 | 16.50 |
0.31 | 0.07548 | 9.739 | 0.0006340 | 14.44 |
0.35 | 0.09621 | 11.00 | 0.0008082 | 11.33 |
0.40 | 0.1257 | 12.57 | 0.001056 | 8.674 |
0.45 | 0.1590 | 14.14 | 0.001339 | 6.835 |
0.50 | 0.1963 | 15.71 | 0.001469 | 5.551 |
0.60 | 0.2827 | 18.85 | 0.002375 | 3.855 |
0.70 | 0.3848 | 21.99 | 0.003233 | 2.832 |
0.80 | 0.5027 | 25.13 | 0.004222 | 2.168 |
0.90 | 0.6362 | 28.27 | 0.005344 | 1.713 |
1.00 | 0.7854 | 31.42 | 0.006597 | 1.388 |
1.20 | 1.131 | 37.70 | 0.009500 | 0.9638 |
1.40 | 1.539 | 43.98 | 0.01293 | 0.7081 |
1.60 | 2.011 | 50.27 | 0.01689 | 0.5421 |
1.80 | 2.545 | 56.55 | 0.02138 | 0.4283 |
2.00 | 3.142 | 62.83 | 0.02639 | 0.3470 |
2.20 | 3.801 | 69.12 | 0.03139 | 0.2867 |
2.50 | 3.976 | 70.69 | 0.03340 | 0.2741 |
2.80 | 6.158 | 87.96 | 0.05172 | 0.1770 |
3.00 | 7.069 | 94.25 | 0.05938 | 0.1542 |
3.50 | 9.621 | 110.0 | 0.08082 | 0.1133 |
4.00 | 12.57 | 125.7 | 0.1056 | 0.08674 |
4.50 | 15.90 | 141.4 | 0.1336 | 0.06853 |
5.00 | 19.63 | 157.1 | 0.1649 | 0.05551 |
5.50 | 23.76 | 172.8 | 0.1996 | 0.04588 |
6.00 | 28.27 | 188.5 | 0.2375 | 0.03855 |
6.50 | 33.18 | 204.2 | 0.2787 | 0.03285 |
7.00 | 38.48 | 219.9 | 0.3233 | 0.02832 |