Resistance waya NiCr8020 / nichrome alloy / ni80cr20 wire nicr alloy wire
Resistance waya NiCr8020 / nichrome alloy / ni80cr20 wire nicr alloy wire
Nikrothal8, MWS-650,NiCrA, Tofeti A, HAI-NiCr 80,Chromel A, Alloy A, Alloy 650, N8, Resitohm 80, Stablohm 650, Nichorme V, Nikrothal 80.
Ni80Cr20 jẹ nickel-chromium alloy (NiCr alloy) ti a ṣe afihan nipasẹ resistivity giga, resistance ifoyina ti o dara ati iduroṣinṣin fọọmu ti o dara pupọ. O dara fun lilo ni awọn iwọn otutu ti o to 1200 ° C, ati mu igbesi aye iṣẹ ti o ga julọ ni akawe si awọn alumọni chromium aluminiomu Iron.
Awọn ohun elo aṣoju fun Ni80Cr20 jẹ awọn eroja alapapo ina ni awọn ohun elo ile, awọn ileru ile-iṣẹ ati awọn alatako (awọn resistors wirewound, awọn resistors fiimu irin), awọn irin alapin, awọn ẹrọ ironing, awọn igbona omi, mimu ṣiṣu ku, awọn irin tita, awọn eroja tubular ti o ni fifẹ irin ati awọn eroja katiriji.
Akopọ deede%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Omiiran |
| O pọju | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0.75 ~ 1.60 | 20.0 ~ 23.0 | Bal. | O pọju 0.50 | O pọju 1.0 | - |
Awọn ohun-ini Mekaniki Aṣoju (1.0mm)
| Agbara ikore | Agbara fifẹ | Ilọsiwaju |
| Mpa | Mpa | % |
| 420 | 810 | 30 |
Awọn ohun-ini Aṣoju ti ara
| Ìwúwo (g/cm3) | 8.4 |
| Agbara itanna ni 20ºC(Om*mm2/m) | 1.09 |
| olùsọdipúpọ̀ iṣẹ́ ní 20ºC (WmK) | 15 |
| olùsọdipúpọ ti gbona imugboroosi | |
| Iwọn otutu | Olusọdipúpọ ti Imugboroosi Gbona x10-6/ºC |
| 20ºC-1000ºC | 18 |
| Specific ooru agbara | |
| Iwọn otutu | 20ºC |
| J/gK | 0.46 |
| Ibi yo (ºC) | 1400 |
| Iwọn otutu iṣiṣẹ ti o pọ julọ ni afẹfẹ (ºC) | 1200 |
| Awọn ohun-ini oofa | ti kii ṣe oofa |
| Awọn Okunfa otutu ti Itanna Resistivity | |||||
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
| 1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Ara ti ipese
| Alloys Name | Iru | Iwọn | ||
| OhmAlloy109W | Waya | D=0.03mm~8mm | ||
| OhmAlloy109R | Ribbon | W = 0.4 ~ 40mm | T = 0.03 ~ 2.9mm | |
| OhmAlloy109S | Sisọ | W=8~250mm | T = 0.1 ~ 3.0mm | |
| OhmAlloy109F | Fọọmu | W=6~120mm | T = 0.003 ~ 0.1mm | |
| OhmAlloy109B | Pẹpẹ | Dia=8~100mm | L=50~1000mm | |
