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Nichrome / Heat Element Resistance Wire / Flat Wire
Nichrome / Mea WelaUea kūʻē/ Uea Paa
Ni80Cr20ʻO ia ka nickel-chromium alloy (NiCr alloy) i hōʻike ʻia e ka resistivity kiʻekiʻe, ke kūpaʻa oxidation maikaʻi a me ke kūpaʻa ʻano maikaʻi loa.He kūpono ia no ka hoʻohana ʻana i nā mahana a hiki i 1200 ° C, a paʻa i kahi ola lawelawe ʻoi aku ka maikaʻi i hoʻohālikelike ʻia me nā alloys Iron chromium alumium.
Nā noi maʻamau noNi80Cr20ʻO nā mea hoʻomehana uila i nā mea hana hale, nā kapuahi ʻenehana a me nā mea pale (nā mea pale wili, nā mea pale kiʻi metala), nā hao palahalaha, nā mīkini hao, nā mea hoʻomehana wai, nā mea hoʻoheheʻe plastik, nā hao hao, nā mea tubular sheathed metala a me nā mea pahu pahu.
haku mele maʻamau%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | 'ē aʻe |
| Max | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | ʻO Bal. | Max 0.50 | ʻO 1.0 ka nui | - |
Nā waiwai Mechanical maʻamau (1.0mm)
| Hua ikaika | Ikaika U'i | ʻO ka lōʻihi |
| Mpa | Mpa | % |
| 420 | 810 | 30 |
Nā waiwai kino maʻamau
| ʻO ka mānoanoa (g/cm3) | 8.4 |
| Hiki ke pale i ka uila ma 20ºC(mm2/m) | 1.09 |
| ʻO ke koena hoʻoili ma 20ºC (WmK) | 15 |
| Coefficient o ka hoonui wela | |
| Mahana | Coefficient o ka hoonui wela x10-6/ºC |
| 20 ºC- 1000ºC | 18 |
| Hiki wela kiko | |
| Mahana | 20ºC |
| J/gK | 0.46 |
| Lae hehee (ºC) | 1400 |
| ʻO ka wela hana mau loa i ka ea (ºC) | 1200 |
| Nā waiwai mākēneki | non-magnetic |
| ʻO nā mea wela o ke kū'ē uila | |||||
| 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 | - |
ʻAno hoʻolako
| Inoa Alloys | ʻAno | Anana | ||
| Ni80Cr20W | Uea | D=0.03mm~8mm | ||
| Ni80Cr20R | Lipine | W=0.4~40 | T=0.03~2.9mm | |
| Ni80Cr20S | Kaʻi | W=8~250mm | T=0.1~3.0 | |
| Ni80Cr20F | Foil | W=6~120mm | T=0.003~0.1 | |
| Ni80Cr20B | Bar | Dia=8~100mm | L=50~1000 | |
E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou
