I-Nickel Chrome AlloyIKarma
Ii-alloy ze-conductor zokufudumeza i-nichrome alloy ezijikelezileyo nezithe tyaba 0.1*5mm
Inkcazo:
Intambo yokumelana luhlobo lwentambo enokumelana okuphezulu kombane, oko kuthetha ukuba imelana nokuhamba kombane.
Ngokwesiqhelo yenziwe ngee-alloys ezifana ne-nichrome (nickel-chromium) okanye (iron-chromium-aluminium), ezineempawu ezithile zombane ezenza zilungele ukusetyenziswa apho kuveliswa khona ubushushu.
Intambo yokumelana isetyenziswa kakhulu kwizinto zokufudumeza, izixhobo zombane, izitofu zoshishino, kunye nezinye izixhobo ezifuna ulawulo lobushushu okanye ubushushu obulawulwayo.
Ucingo lokuxhathisa lukhethwa ngenxa yokukwazi kwalo ukuvelisa ubushushu ngokufanelekileyo nokumelana nobushushu obuphezulu ngaphandle kokunyibilika okanye ukuguquguquka.
Ibanga: Ni80Cr20 ,MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80,Stablohm 650,Nichorme V njl.
Intambo yokumelana luhlobo lwentambo eyenziwe ngezinto ezinokumelana okuphezulu kombane, njenge-nichrome.
Isetyenziswa kakhulu kwizinto zokufudumeza, ezifana nezo zifumaneka kwiitoaster, kwii-oven, nakwii-hair dryer, kunye nakwimisebenzi yemizi-mveliso efana nokufudumeza i-oven kunye ne-thermocouples.
Ukumelana okuphezulu kwentambo kuyivumela ukuba ivelise ubushushu xa kudlula umbane kuyo, nto leyo eyenza ukuba ibe yinto efanelekileyo yokufudumeza.
Iiparameter zemveliso ye-nickel chromium alloy:
| Iipropati/Ibanga | I-NiCr 80/20 | I-NiCr 70/30 | I-NiCr 60/15 | I-NiCr 35/20 | I-NiCr 30/20 | |
| Ulwakhiwo oluPhambili lweeKhemikhali (%) | Ni | Ibhala. | Ibhala. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
| Fe | ≤ 1.0 | ≤ 1.0 | Ibhala. | Ibhala. | Ibhala. | |
| Ubushushu obuphezulu bokusebenza (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Ukumelana ne-resistance kwi-20ºC (μΩ · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Uxinano (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Ukuqhuba kweThermal (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| I-Coefficient yoKwandiswa koBushushu (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Indawo yokunyibilika (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Ukwandiswa(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Ulwakhiwo lweMicrographic | i-austenite | i-austenite | i-austenite | i-austenite | i-austenite | |
| Ipropati yeMagnetic | engekho magnethi | engekho magnethi | engekho magnethi | engekho magnethi | engekho magnethi | |
Iipropati zoomatshini ze-nichrome wire
| Ubushushu obuphezulu beNkonzo eQhubekayo: | 1250ºC |
| Ukuqina kobushushu obuyi-20ºC: | 1.18 ohm mm2/m |
| Uxinano: | 8.1 g/cm3 |
| Ukuqhuba kwe-Thermal: | 45.3KJ/m·h·ºC |
| Umlinganiselo wokwandiswa kobushushu: | 17 α×10-6/ºC |
| Indawo yokunyibilika: | 1380ºC |
| Ukwandiswa: | Ubuncinci be-20% |
| Ulwakhiwo lweMicrographic: | I-Austenite |
| Ipropati yeMagnetic: | engekho magnethi |
Izinto Ezichaphazela Ubushushu Bokumelana Nombane
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.026 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
| 1.01 | 1.008 | 1.01 | 1.014 | 1.021 | 1.025 | - |
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