IKarmaubungakanani
Ucingo: 0.01mm-10mm
Iribhoni: 0.05*0.2mm-2.0*6.0mm
Umcu: 0.5*5.0mm-5.0*250mm
3. Ipropati yeKarma
| igama | ikhowudi | Ulwakhiwo oluPhambili (%) | Umgangatho | |||
| Cr | Al | Fe | Ni | |||
| IKarma | 6J22 | 19-21 | 2.5~3.2 | 2.0~3.0 | ibhal. | JB/T 5328 |
| Igama | Ikhowudi | (20ºC) Ukuxhathisa (μΩ.m) | (20ºC) Ukumelana nobushushu beCoeff.of (αX10-6/ºC) | (0~100ºC) I-ThermalEMF vs. Ubhedu (μv/ºC) | Ukusebenza okuphezulu Ubushushu (ºC) | (%) Ukwandiswa | (N/mm2) Ukutsalwa Amandla | Umgangatho |
| IKarma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Iimpawu ezahlukileyo zentambo yokumelana neKarma
1) Siqala nge-Nickel Chromium electric heat wire Class 1, sitshintshe ezinye ze-Ni nge-Al kunye nezinye izinto, saza ngaloo ndlela safumana izixhobo zokuchasana ngokuchanekileyo kunye ne-resistance temperature coefficient ephuculweyo kunye ne-heat electromotive force ngokuchasene ne-copper.
Ngokongezwa kwe-Al, siphumelele ekwenzeni i-volume resistivity ibe nkulu ngokuphindwe kayi-1.2
kuneNickel Chromium yombane yocingo lobushushu iClass 1 kwaye amandla okutsalwa aphindwe kayi-1.3.
2) I-coefficient yobushushu besibini β yeKarmalloy wire KMW incinci kakhulu, - 0.03 × 10-6/ K2,
kwaye ijika lobushushu bokumelana lijika libe ngumgca othe tye ngaphakathi koluhlu olubanzi lobushushu.
Ngoko ke, i-coefficient yobushushu imiselwe ukuba yi-coefficient yobushushu obuphakathi kwama-23 ~ 53 °C, kodwa i-1 × 10-6/K, i-coefficient yobushushu obuphakathi kwama-0 ~ 100 °C, nayo isenokuba
yamkelwe kwi-coefficient yobushushu.
3) Amandla e-electromotive ngokuchasene nobhedu phakathi kwe-1 ~ 100 °C nawo mancinci, angaphantsi kwe-+ 2 μV/K, kwaye abonisa uzinzo oluhle kakhulu kwixesha leminyaka emininzi.
4) Ukuba oku kuza kusetyenziswa njengesixhobo sokumelana ngokuchanekileyo, unyango lobushushu obuphantsi luyafuneka ukuze kupheliswe ukuphazamiseka kokucubungula njengakwimeko ye-Manganin wire CMW.
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