0.08mm xarig NICR ah oo bir ah oo NiCr20AlSi/nichrome Karma ah
Fiilada naxaasta ee la dhejiyay waa nooc ka mid ah fiilada birlabta oo leh dahaadh dahaadh ah, oo si weyn loogu isticmaalo matoorada, transformers-ka, inductors-ka, gariiradaha, relays-ka iyo qaybaha kale ee korontada iyo elektaroonigga ah. Waxay leedahay iska caabin kuleyl oo aad u fiican, xoog dielectric ah, dhejis, dabacsanaan iyo iska caabin kiimiko.
Dahaarka: Polyurethane (PU/UEW), Polyester (PEW), Polyester-imide (EIW), Polyimide (PIW), Polyamide-imide (PAI)
Heerka Heerkulka: 130°C, 155°C, 180°C, 200°C, 220°C
Astaamaha: Alxan wanaagsan, iska caabin xoqid sare, waxqabad deggan, oo ku habboon wareegga xawaaraha sare leh
Codsiga: Matoorada, transformers-ka, ballasts-ka, matoorada, solenoid-yada, qalabka guryaha, qalabka elektarooniga baabuurta
Hantida Karma
| magac | kood | Halabuurka ugu Muhiimsan (%) | Heerka Caadiga ah
| |||
| Cr | Al | Fe | Ni | |||
| Karma | 6J22 | 19~21 | 2.5~3.2 | 2.0~3.0 | bal. | JB/T 5328 |
| Magaca | Koodhka | (20ºC) Iska caabin firfircooni | (20ºC) Heerkulka. Coeff. Iska caabinta | (0~100ºC) Kulayl EMF vs. Naxaas | Ugu badan ee shaqeeya g | (%) Elongati on | (N/mm2) Gariir Xoog | Heerka Caadiga ah |
| Karma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Astaamaha gaarka ah ee fiilada iska caabbinta Karma
1) Laga bilaabo fiilada kulaylka korontada ee Nickel Chromium Class 1, waxaan ku beddelnay qaar ka mid ah Ni-ga
Al iyo walxo kale, sidaas darteedna waxay gaareen agab iska caabin sax ah oo la hagaajiyay
isku-dhafka heerkulka iska caabbinta iyo xoogga korontada kulaylka ee ka dhanka ah naxaasta.
Marka lagu daro Al, waxaan ku guuleysanay inaan ka dhigno iska caabinta mugga 1.2 jeer mid ka weyn
Fiilada kulaylka korontada ee Nickel Chromium Fasalka 1aad iyo xoogga jiidista oo ka badan 1.3 jeer.
2) Heerkulka labaad ee β ee fiilada Karmalloy KMW aad ayuu u yar yahay, - 0.03 × 10-6/ K2,
iyo qalooca heerkulka iska caabbinta wuxuu noqdaa ku dhawaad khad toosan oo ballaaran
heerkulka kala duwan.
Sidaa darteed, isku-dhafka heerkulka waxaa loo dejiyay inuu noqdo isku-dhafka heerkulka celceliska ee u dhexeeya
23 ~ 53 °C, laakiin 1 × 10-6/K, celceliska isku-dhafka heerkulka ee u dhexeeya 0 ~ 100 °C, ayaa sidoo kale laga yaabaa
loo qaato heerka heerkulka.
3) Awoodda korontada ee ka dhanka ah naxaasta inta u dhaxaysa 1 ~ 100 °C sidoo kale waa yar tahay, ka hooseysa + 2 μV/K, iyo
waxay muujisaa xasillooni aad u fiican muddo sannado badan ah.
4) Haddii tan loo isticmaalo sidii walxo iska caabin sax ah, daaweynta kulaylka heerkulka hooseeya waa
waxaa loo baahan yahay in la baabi'iyo qalloocinta habaynta sida kiiska siligga Manganin CMW.
Nooca Dahaarka
| Magaca Dahaarka leh | Heerka Kulaylka°C (waqtiga shaqada 2000h) | Magaca Koodhka | Koodhka GB | NOOCA ANSI |
| Fiilo dhaldhalaal ah oo Polyurethane ah | 130 | UEW | QA | MW75C |
| Silig dhaldhalaal ah oo Polyester ah | 155 | PEW | QZ | MW5C |
| Silig dhaldhalaal ah oo Polyester-imide leh | 180 | EIW | QZY | MW30C |
| Silig labanlaab ah oo dhaldhalaal ah oo polyester-imide iyo polyamide-imide ah | 200 | EIWH (DFWF) | QZY/XY | MW35C |
| Silig dhaldhalaal ah oo Polyamide-imide ah | 220 | AIW | QXY | MW81C |
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