Muundo wa Kemikali na Sifa: | ||||
Sifa/Daraja | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | |
Muundo Mkuu wa Kemikali(%) | Ni | Bal. | Bal. | 55.0-61.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | |
Fe | ≤ 1.0 | ≤ 1.0 | Bal. | |
Halijoto ya Juu ya Kufanya Kazi(ºC) | 1200 | 1250 | 1150 | |
Uwezo wa kustahimili 20ºC(μ Ω · m) | 1.09 | 1.18 | 1.12 | |
Msongamano(g/cm3) | 8.4 | 8.1 | 8.2 | |
Uendeshaji wa Joto(KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | |
Mgawo wa Upanuzi wa Joto(α × 10-6/ºC) | 18 | 17 | 17 | |
Kiwango Myeyuko(ºC) | 1400 | 1380 | 1390 | |
Kurefusha(%) | > 20 | > 20 | > 20 | |
Muundo wa Micrographic | austenite | austenite | austenite | |
Mali ya Magnetic | isiyo ya sumaku | isiyo ya sumaku | isiyo ya sumaku |
Sifa/Daraja | NiCr 35/20 | NiCr 30/20 | Karma | Evanohm | |
Kemikali Kuu Utungaji(%) | Ni | 34.0-37.0 | 30.0-34.0 | Bal | Bal |
Cr | 18.0-21.0 | 18.0-21.0 | 19.0-21.5 | 19.0-21.5 | |
Fe | Bal. | Bal. | 2.0-3.0 | - | |
Halijoto ya Juu ya Kufanya Kazi(ºC) | 1100 | 1100 | 300 | 1400 | |
Upinzani katika 20ºC (μ Ω · m) | 1.04 | 1.04 | 1.33 | 1.33 | |
Msongamano(g/cm3) | 7.9 | 7.9 | 8.1 | 8.1 | |
Uendeshaji wa joto (KJ/m· h· ºC) | 43.8 | 43.8 | 46 | 46 | |
Mgawo wa Thermal Upanuzi(α × 10-6/ºC) | 19 | 19 | - | - | |
Kiwango Myeyuko(ºC) | 1390 | 1390 | 1400 | 1400 | |
Kurefusha(%) | > 20 | > 20 | 10-20 | 10-20 | |
Muundo wa Micrographic | austenite | austenite | austenite | austenite | |
Mali ya Magnetic | isiyo ya sumaku | isiyo ya sumaku | isiyo ya sumaku | isiyo ya sumaku |
Muundo wa Kemikali | Nickel 80%, Chrome 20% |
Hali | Angavu/Asidi nyeupe/Rangi iliyooksidishwa |
Kipenyo | 0.018mm~1.6mm katika spool, 1.5mm-8mm pakiti katika coil, 8~60mm katika fimbo |
Waya ya Mzunguko wa Nichrome | Kipenyo 0.018mm ~ 10mm |
Utepe wa Nichrome | Upana 5 ~ 0.5mm, unene 0.01-2mm |
Ukanda wa Nichrome | Upana 450mm~1mm, unene 0.001m~7mm |
Kipenyo | 1.5mm-8mm kufunga katika coil, 8 ~ 60mm katika fimbo |
Daraja | Ni80Cr20, Ni70/30, Ni60Cr15, Ni60Cr23, Ni35Cr20Fe, Ni30Cr20 Ni80, Ni70,Ni60, Ni40, |
Faida | Muundo wa metallurgiska wa nichrome huwapa plastiki nzuri sana wakati wa baridi. |
Sifa | Utendaji thabiti; Kupambana na oxidation; Upinzani wa kutu; utulivu wa joto la juu; Uwezo bora wa kutengeneza coilform; Hali ya uso sare na nzuri bila matangazo. |
Matumizi | Vipengele vya kupokanzwa vya upinzani; Nyenzo katika madini, Vifaa vya kaya;Utengenezaji wa mitambo na viwanda vingine. |
Waya za Upinzani | ||
RW30 | W.Nr 1.4864 | Nickel 37%, Chrome 18%, Iron 45% |
RW41 | UNS N07041 | Nickel 50%, Chrome 19%, Cobalt 11%, Molybdenum 10%, Titanium 3% |
RW45 | W.Nr 2.0842 | Nickel 45%, Shaba 55% |
RW60 | W.Nr 2.4867 | Nickel 60%, Chrome 16%, Iron 24% |
RW60 | UNS NO6004 | Nickel 60%, Chrome 16%, Iron 24% |
RW80 | W.Nr 2.4869 | Nickel 80%, Chrome 20% |
RW80 | UNS NO6003 | Nickel 80%, Chrome 20% |
RW125 | W.Nr 1.4725 | Iron BAL, Chrome 19%, Aluminium 3% |
RW145 | W.Nr 1.4767 | Iron BAL, Chrome 20%, Aluminium 5% |
RW155 | Iron BAL, Chrome 27%, Aluminium 7%, Molybdenum 2% |