Ni30Cr20Waya Nichrome maka Waya Nguzogide, eriri ọkụ na-eguzogide
Ngwa: Nichrome, ihe na-abụghị magnetik alloy nke nickel na chromium, na-ejikarị eme waya na-eguzogide.
N'ihi na ọ nwere nnukwu resistivity na iguzogide oxidation na nnukwu okpomọkụ. Mgbe ejiri ya dị ka ihe na-ekpo ọkụ, waya na-eguzogide na-emerụkarị n'ime eriri.
A na-ejikarị waya nichrome eme ihe na ceramics dị ka ihe nkwado dị n'ime iji nyere ụfọdụ ihe ọkpụkpụ nke ụrọ aka ijide ọdịdị ha mgbe ha ka dị nro. A na-eji waya Nichrome mee ihe n'ihi ike ya na-eguzogide okpomọkụ dị elu nke na-eme mgbe a na-arụ ọrụ ụrọ na ọkụ ọkụ.
Ọdịnaya kemịkalụ,%
C | P | S | Mn | Si | Cr | Ni | Fe | Ndị ọzọ |
Oke | ||||||||
0.08 | 0.02 | 0.015 | 1.0 | 1.0-3.0 | 18.0-21.0 | 30.0-34.0 | Bal. | - |
Ihe eji arụ ọrụ
Okpomọkụ ọrụ na-aga n'ihu nke ukwuu: Resisivity 20ºC: Njupụta: Nrụpụta ọkụ: Ọnụọgụ nke Mgbasa ọkụ: Ebe mgbaze: Mgbatị: Ọdịdị Micrographic: Akụrụngwa magnetik: | 1100ºC1.04+/-0.05 ohm mm2/m7.9 g/cm343.8 KJ/m·h·ºC19×10-6/ºC (20ºC~1000ºC) 1390ºC Nkeji 20% Austenite na-abụghị magnetik |
Ihe onwunwe: NiCr30/20.
Resistivity: 1.04uΩ . M, 20′C.
Njupụta: 7.9g/cm3.
Oke ọrụ na-aga n'ihu: 1100′C
Ebe mgbaze: 1390′C.
Ngwa:
1. Ejiri ya na ihe mgbawa na ụlọ ọrụ ọkụ ọkụ dị ka bridgewire na usoro mgbanye ọkụ eletrik.
2. Industrial na ntụrụndụ na-ekpo ọkụ waya ụfụfụ cutters.
3. Nyochaa agba nke ire ọkụ na akụkụ na-enweghị ìhè nke ọkụ nke cation.
4. A na-eji seramiki eme ihe dị ka ihe nkwado dị n'ime.
Nkwakọ ngwaahịa: Nhọrọ nkwakọ ngwaahịa na-agbanwe agbanwe dị ka dabara n'otu n'otu chọrọ.
Anyị ọkachamara na-emepụta nickel-base alloy teepu, gụnyere Ni80Cr20, Ni60Cr23, Ni60Cr16, Ni35Cr20, Ni20Cr25, NiMn, Ni200, Karma, Evanohm, NCHW, wdg