Kimyoviy tarkibi va xususiyatlari: | ||||
Xususiyatlar/baho | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | |
Asosiy kimyoviy tarkibi (%) | Ni | Bal. | Bal. | 55,0-61,0 |
Cr | 20,0-23,0 | 28,0-31,0 | 15,0-18,0 | |
Fe | ≤ 1,0 | ≤ 1,0 | Bal. | |
Maksimal ish harorati (ºC) | 1200 | 1250 | 1150 | |
20ºC (m Ō · m) da qarshilik | 1.09 | 1.18 | 1.12 | |
Zichlik (g/sm3) | 8.4 | 8.1 | 8.2 | |
Issiqlik o'tkazuvchanligi (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | |
Issiqlik kengayish koeffitsienti (a × 10-6/ºC) | 18 | 17 | 17 | |
Erish nuqtasi (ºC) | 1400 | 1380 | 1390 | |
Uzayish (%) | > 20 | > 20 | > 20 | |
Mikrografik tuzilma | ostenit | ostenit | ostenit | |
Magnit xususiyat | magnit bo'lmagan | magnit bo'lmagan | magnit bo'lmagan |
Xususiyatlar/baho | NiCr 35/20 | NiCr 30/20 | Karma | Evanohm | |
Asosiy kimyoviy Tarkibi (%) | Ni | 34,0-37,0 | 30,0-34,0 | Bal | Bal |
Cr | 18,0-21,0 | 18,0-21,0 | 19.0-21.5 | 19.0-21.5 | |
Fe | Bal. | Bal. | 2,0-3,0 | - | |
Maksimal ish harorati (ºC) | 1100 | 1100 | 300 | 1400 | |
20ºC da qarshilik (m Ō · m) | 1.04 | 1.04 | 1.33 | 1.33 | |
Zichlik (g/sm3) | 7.9 | 7.9 | 8.1 | 8.1 | |
Issiqlik o'tkazuvchanligi (KJ/m· h· ºC) | 43.8 | 43.8 | 46 | 46 | |
Issiqlik koeffitsienti Kengayish (a × 10-6/ºC) | 19 | 19 | - | - | |
Erish nuqtasi (ºC) | 1390 | 1390 | 1400 | 1400 | |
Uzayish (%) | > 20 | > 20 | 10-20 | 10-20 | |
Mikrografik tuzilma | ostenit | ostenit | ostenit | ostenit | |
Magnit xususiyat | magnit bo'lmagan | magnit bo'lmagan | magnit bo'lmagan | magnit bo'lmagan |
Kimyoviy tarkibi | Nikel 80%, xrom 20% |
Vaziyat | Yorqin/kislota oq/oksidlangan rang |
Diametri | 0,018 mm ~ 1,6 mm g'altakda, 1,5 mm-8 mm o'ramda, 8 ~ 60 mm novda |
Nikromli dumaloq sim | Diametri 0,018 mm ~ 10 mm |
Nichrom lenta | Kengligi 5 ~ 0,5 mm, qalinligi 0,01-2 mm |
Nichrom Strip | Kengligi 450mm~1mm, qalinligi 0,001m~7mm |
Diametri | 1,5 mm-8 mm o'ramda o'ram, 8 ~ 60 mm novda |
Baho | Ni80Cr20, Ni70/30, Ni60Cr15, Ni60Cr23, Ni35Cr20Fe, Ni30Cr20 Ni80, Ni70, Ni60, Ni40, |
Afzallik | Nikromning metallurgiya tuzilishi sovuqda ularga juda yaxshi plastika beradi. |
Xususiyatlari | Barqaror ishlash; Antioksidlanish; Korroziyaga qarshilik; Yuqori harorat barqarorligi; Ajoyib rulon shakllantirish qobiliyati; Dog'larsiz bir xil va chiroyli sirt holati. |
Foydalanish | Qarshilik isitish elementlari; Metallurgiyadagi materiallar, Maishiy texnika;Mexanik ishlab chiqarish va boshqa tarmoqlar. |
Qarshilik simlari | ||
RW30 | W.Nr 1.4864 | Nikel 37%, xrom 18%, temir 45% |
RW41 | UNS N07041 | Nikel 50%, xrom 19%, kobalt 11%, molibden 10%, titan 3% |
RW45 | W.Nr 2.0842 | Nikel 45%, mis 55% |
RW60 | W.Nr 2.4867 | Nikel 60%, xrom 16%, temir 24% |
RW60 | UNS NO6004 | Nikel 60%, xrom 16%, temir 24% |
RW80 | W.Nr 2.4869 | Nikel 80%, xrom 20% |
RW80 | UNS NO6003 | Nikel 80%, xrom 20% |
RW125 | W.Nr 1.4725 | Temir BAL, Chrome 19%, alyuminiy 3% |
RW145 | W.Nr 1.4767 | Temir BAL, Chrome 20%, alyuminiy 5% |
RW155 | Temir BAL, xrom 27%, alyuminiy 7%, molibden 2% |