R30(NiCr3020)
化學成分(%)
Ni | Cr | Fe | Cu | Others |
30 | 20 | Balance | - | Si |
主要技術要求
我們的合金遵照ASTM B 344和Workstoff Nr. 2.4869標準。
物理性能
-電阻率(W mm2/m) : 1.04
-電阻溫度系數 (K x 10- 6/°C) : 250 from 20 to 1000°C
-在 120 癈熱導(Wm- 1°C-1) : 13.00
-線性膨脹系數(coeff 10-6/°C) : 18 from 20 to 1000°C
-密度 : 7.9
- Creeping point in
- at 800°C : 20
- at 1 000°C : 4
-熔點 : 1390°C
-最高操作溫度 : 1000°C
標準機械性能
-抗張強度daN/mm2 : 75
-屈服強度 : 40
-延伸率A% on 100 mm :³30
-硬度 HV : 220
典型應用
R30和R40有同樣的應用領域,但是由於電阻率低瞭一點點,它的最高使用溫度為1000°C,和R40相比,R30有更好的熱量流通性能。
1.4860 | RESISTOHM 30 | NiCr 30 20 | 1.04 | ||||||||||
°C | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 | 1300 |
Ct | 1.03 | 1.07 | 1.1 | 1.13 | 1.15 | 1.18 | 1.19 | 1.21 | 1.23 | 1.25 | 1.27 |
|
|
Alloy | mm2 | Ohm/m | g/m | m/Kg | Ohm/Kg bei 20°C | cm2/m | |||||||
0.10 | 0.0079 | 132.48 | 0.0624 | 16023.72 | 2 122 887 | 3.141 | |||||||
0.11 | 0.0095 | 109.49 | 0.0755 | 13242.74 | 1 449 960 | 3.455 | |||||||
0.12 | 0.0113 | 92.00 | 0.0899 | 11127.58 | 1 023 769 | 3.769 | |||||||
0.13 | 0.0133 | 78.39 | 0.1055 | 9481.49 | 743 282 | 4.084 | |||||||
0.14 | 0.0154 | 67.59 | 0.1223 | 8175.36 | 552 605 | 4.398 | |||||||
0.15 | 0.0177 | 58.88 | 0.1404 | 7121.65 | 419 336 | 4.712 | |||||||
0.16 | 0.0201 | 51.75 | 0.1598 | 6259.26 | 323 927 | 5.026 | |||||||
0.17 | 0.0227 | 45.84 | 0.1804 | 5544.54 | 254 174 | 5.340 | |||||||
0.18 | 0.0254 | 40.89 | 0.2022 | 4945.59 | 202 226 | 5.654 | |||||||
0.19 | 0.0283 | 36.70 | 0.2253 | 4438.70 | 162 897 | 5.968 | |||||||
0.20 | 0.0314 | 33.12 | 0.2496 | 4005.93 | 132 680 | 6.282 | |||||||
0.22 | 0.0380 | 27.37 | 0.3021 | 3310.68 | 90 623 | 6.911 | |||||||
0.25 | 0.0491 | 21.20 | 0.3900 | 2563.79 | 54 346 | 7.853 | |||||||
0.28 | 0.0615 | 16.90 | 0.4893 | 2043.84 | 34 538 | 8.795 | |||||||
0.30 | 0.0707 | 14.72 | 0.5617 | 1780.41 | 26 208 | 9.423 | |||||||
0.32 | 0.0804 | 12.94 | 0.6391 | 1564.82 | 20 245 | 10.052 | |||||||
0.35 | 0.0962 | 10.82 | 0.7645 | 1308.06 | 14 147 | 10.994 | |||||||
0.38 | 0.1134 | 9.17 | 0.9012 | 1109.68 | 10 181 | 11.936 | |||||||
0.40 | 0.1256 | 8.28 | 0.9985 | 1001.48 | 8 293 | 12.565 | |||||||
0.42 | 0.1385 | 7.51 | 1.1009 | 908.37 | 6 822 | 13.193 | |||||||
0.45 | 0.1590 | 6.54 | 1.2638 | 791.29 | 5 177 | 14.135 | |||||||
0.48 | 0.1809 | 5.75 | 1.4379 | 695.47 | 3 999 | 15.078 | |||||||
0.50 | 0.1963 | 5.30 | 1.5602 | 640.95 | 3 397 | 15.706 | |||||||
0.55 | 0.2375 | 4.38 | 1.8878 | 529.71 | 2 320 | 17.276 | |||||||
0.60 | 0.2826 | 3.68 | 2.2467 | 445.10 | 1 638 | 18.847 | |||||||
0.65 | 0.3317 | 3.14 | 2.6367 | 379.26 | 1 189 | 20.418 | |||||||
0.70 | 0.3847 | 2.70 | 3.0580 | 327.01 | 884.17 | 21.988 | |||||||
0.75 | 0.4416 | 2.36 | 3.5104 | 284.87 | 670.94 | 23.559 | |||||||
0.80 | 0.5024 | 2.07 | 3.9941 | 250.37 | 518.28 | 25.129 | |||||||
0.85 | 0.5672 | 1.83 | 4.5089 | 221.78 | 406.68 | 26.700 | |||||||
0.90 | 0.6359 | 1.64 | 5.0550 | 197.82 | 323.56 | 28.270 | |||||||
0.95 | 0.7085 | 1.47 | 5.6323 | 177.55 | 260.63 | 29.841 | |||||||
1.00 | 0.7850 | 1.32 | 6.2408 | 160.24 | 212.29 | 31.412 | |||||||
1.10 | 0.9499 | 1.09 | 7.5513 | 132.43 | 145.00 | 34.553 | |||||||
1.20 | 1.1304 | 0.92 | 8.9867 | 111.28 | 102.38 | 37.694 | |||||||
1.30 | 1.3267 | 0.78 | 10.5469 | 94.81 | 74.33 | 40.835 | |||||||
1.40 | 1.5386 | 0.68 | 12.2319 | 81.75 | 55.26 | 43.976 | |||||||
1.50 | 1.7663 | 0.59 | 14.0417 | 71.22 | 41.93 | 47.117 | |||||||
1.60 | 2.0096 | 0.52 | 15.9763 | 62.59 | 32.39 | 50.259 | |||||||
1.70 | 2.2687 | 0.46 | 18.0358 | 55.45 | 25.42 | 53.400 | |||||||
1.80 | 2.5434 | 0.41 | 20.2200 | 49.46 | 20.22 | 56.541 | |||||||
1.90 | 2.8339 | 0.37 | 22.5291 | 44.39 | 16.29 | 59.682 | |||||||
2.00 | 3.1400 | 0.33 | 24.9630 | 40.06 | 13.27 | 62.823 | |||||||
2.25 | 3.9741 | 0.26 | 31.5938 | 31.65 | 8.2832 | 70.676 | |||||||
2.50 | 4.9063 | 0.21 | 39.0047 | 25.64 | 5.4346 | 78.529 | |||||||
2.80 | 6.1544 | 0.17 | 48.9275 | 20.44 | 3.4538 | 87.952 | |||||||
3.00 | 7.0650 | 0.15 | 56.1668 | 17.80 | 2.6208 | 94.235 | |||||||
3.25 | 8.2916 | 0.13 | 65.9179 | 15.17 | 1.9028 | 102.088 | |||||||
3.50 | 9.6163 | 0.11 | 76.4492 | 13.08 | 1.4147 | 109.941 | |||||||
3.80 | 11.3354 | 0.09 | 90.1164 | 11.10 | 1.0181 | 119.364 | |||||||
4.00 | 12.5600 | 0.08 | 99.8520 | 10.015 | 0.8293 | 125.646 | |||||||
4.50 | 15.8963 | 0.07 | 126.3752 | 7.913 | 0.5177 | 141.352 | |||||||
5.00 | 19.6250 | 0.05 | 156.0188 | 6.409 | 0.3397 | 157.058 | |||||||
5.50 | 23.7463 | 0.04 | 188.7827 | 5.297 | 0.2320 | 172.764 | |||||||
6.00 | 28.2600 | 0.04 | 224.6670 | 4.451 | 0.1638 | 188.470 |
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