Nichrome, tseem hu ua nickel chrome, yog ib qho hlau uas tsim los ntawm kev sib xyaw nickel, chromium thiab, qee zaum, hlau. Paub zoo tshaj plaws rau nws qhov kev tiv taus cua sov, nrog rau nws qhov kev tiv taus ob qho tib si corrosion thiab oxidation, cov hlau no muaj txiaj ntsig zoo heev rau ntau yam kev siv. Los ntawm kev tsim khoom lag luam mus rau kev ua haujlwm hobby, nichrome hauv daim ntawv ntawm hlau muaj nyob rau hauv ntau yam khoom lag luam, khoom siv tes ua thiab cov cuab yeej. Nws kuj pom cov ntawv thov hauv cov chaw tshwj xeeb.
Hlau Nichrome yog ib qho hlau ua los ntawm nickel thiab chromium. Nws tiv taus cua sov thiab oxidation thiab ua haujlwm ua lub cua sov hauv cov khoom xws li lub tshuab ci mov thiab cov tshuab ziab plaub hau. Cov neeg nyiam ua si siv hlau nichrome hauv cov duab puab ceramic thiab ua iav. Cov hlau kuj tseem tuaj yeem pom hauv cov chaw soj nstuam, kev tsim kho thiab cov khoom siv hluav taws xob tshwj xeeb.
Vim tias cov hlau nichrome tiv taus hluav taws xob heev, nws muaj txiaj ntsig zoo kawg li ua lub cua sov hauv cov khoom lag luam thiab cov cuab yeej hauv tsev. Cov tshuab ci qhob cij thiab cov tshuab ziab plaub hau siv cov hlau nichrome los tsim cov cua sov ntau, ib yam li cov qhov cub ci qhob cij thiab cov cua sov cia khoom. Cov cub hluav taws xob kuj siv cov hlau nichrome los ua haujlwm. Ib qho ntev ntawm cov hlau nichrome kuj tseem siv tau los tsim cov hlau txiav kub, uas tuaj yeem siv hauv tsev lossis hauv chaw ua haujlwm los txiav thiab ua cov ua npuas ncauj thiab yas.
Nichrome hlau yog ua los ntawm cov hlau tsis muaj hlau nplaum uas muaj nickel, chromium, thiab hlau. Nichrome yog tus cwj pwm los ntawm nws qhov kev tiv taus siab thiab kev tiv taus oxidation zoo. Nichrome hlau kuj muaj kev ua tau zoo tom qab siv thiab kev vuam zoo heev.
Tus lej uas los tom qab hom hlau Nichrome qhia txog feem pua ntawm nickel hauv cov hlau sib xyaw. Piv txwv li, "Nichrome 60" muaj kwv yees li 60% Nickel hauv nws cov khoom sib xyaw.
Cov ntawv thov rau Nichrome xaim suav nrog cov khoom cua sov ntawm cov plaub hau ziab plaub hau, cov khoom siv cua sov, thiab kev txhawb nqa ceramic hauv qhov cub.
| Hom hlau nplaum | Txoj kab uas hla | Kev tiv taus | Tensile | Kev ntev (%) | Khoov | Max.Nruab Nrab | Lub Neej Ua Haujlwm |
| Cr20Ni80 | <0.50 | 1.09 ± 0.05 | 850-950 | >20 | >9 | 1200 | >20000 |
| 0.50-3.0 | 1.13 ± 0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
| >3.0 | 1.14 ± 0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
| Cr30Ni70 | <0.50 | 1.18 ± 0.05 | 850-950 | >20 | >9 | 1250 | >20000 |
| ≥0.50 | 1.20 ± 0.05 | 850-950 | >20 | >9 | 1250 | >20000 | |
| Cr15Ni60 | <0.50 | 1.12 ± 0.05 | 850-950 | >20 | >9 | 1125 | >20000 |
| ≥0.50 | 1.15 ± 0.05 | 850-950 | >20 | >9 | 1125 | >20000 | |
| Cr20Ni35 | <0.50 | 1.04 ± 0.05 | 850-950 | >20 | >9 | 1100 | >18000 |
| ≥0.50 | 1.06 ± 0.05 | 850-950 | >20 | >9 | 1100 | >18000 |
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