Kimyoviy tarkibi va xususiyatlari: | ||||
Xususiyatlar / baho | Nikr 80/20 | Nikr 70/30 | Nikr 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 harorat (ºC) | 1200 | 1250 | 1150 | |
20ºC da (mkt ō · m) | 1.09 | 1.18 | 1.12 | |
Zichlik (g / sm3) | 8.4 | 8.1 | 8.2 | |
Issiqlik o'tkazuvchanligi (KJ / m · @ºC) | 60,3 | 45.2 | 45.2 | |
Termal kengayish koeffitsienti (a × 10-6 / ºC) | 18 | 17 | 17 | |
Eritish nuqtasi (ºC) | 1400 | 1380 yilda | 1390 yilda | |
Cho'zish (%) | > 20 | > 20 | > 20 | |
Mikrografik tuzilma | xiyonat | xiyonat | xiyonat | |
Magnit mulk | nomunosib | nomunosib | nomunosib |
Xususiyatlar / baho | Nikr 35/20 | Nikr 30/20 | Karma | Evanahm | |
Asosiy kimyoviy Tarkibi (%) | Ni | 34.0-37.0 | 30.0-34.0 | Balchiq | Balchiq |
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 harorat (ºC) | 1100 | 1100 | 300 | 1400 | |
20ºC da chidamlilik (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 | |
Termallik koeffitsienti Kengaytirish (a × 10-6 / ºC) | 19 | 19 | - | - | |
Eritish nuqtasi (ºC) | 1390 yilda | 1390 yilda | 1400 | 1400 | |
Cho'zish (%) | > 20 | > 20 | 10-20 | 10-20 | |
Mikrografik tuzilma | xiyonat | xiyonat | xiyonat | xiyonat | |
Magnit mulk | nomunosib | nomunosib | nomunosib | nomunosib |
Kimyoviy tarkibi | Nikel 80%, xrom 20% |
Shart | Yorqin / kislota oq / oksidlangan rang |
Diametri | 0.018mm ~ 1,6 mm |
Nichrome dumaloq sim | Diametri 0.018mm ~ 10 mm |
Nikrome lenta | Kengligi 5 ~ 0.5 mm, qalinlik 0,01,2 |
Nichrome tasmasi | Kengligi 450mm ~ 1mm, qalinligi 0,001m ~ 7 mm |
Diametri | 1,5 mm-8mm qadoqlash, novda 8 ~ 60 mm novda |
Baho | Ni80c20, Ni70 / 30, Ni60CR15, Ni60CR23, Ni35C20FE, Ni30C20 Ni 30, Ni60, Ni40, |
Afzallik | Nichrome metallurgiya tuzilmasi Sovuq paytida ularni juda yaxshi plastikinni tanlaydi. |
Xususiyatlar | Barqaror ishlash; Oksidlanishga qarshi; Korroziya qarshiligi; Yuqori haroratli barqarorlik; Zo'r kilform qobiliyati; Joylarsiz tekis va chiroyli sirt holati. |
Foydalanish | Qarshilikni isitish elementlari; Metallurgiyada material, Maishiy texnika; mexanik ishlab chiqarish va boshqa sohalar. |
Qarshilik simlari | ||
Rw30 | W.nr 1.4864 | Nikel 37%, Chrome 18%, temir 45% |
Rw41 | N07041 | Nikel 50%, Chrome 19%, Cobalt 11%, Molibden 10%, Titaniya 3% |
Rw45 | W.nr 2.0842 | Nikel 45%, mis 55% |
Rw60 | W.nr 2.4867 | Nikel 60%, Chrome 16%, temir 24% |
Rw60 | No6004 | Nikel 60%, Chrome 16%, temir 24% |
Rw80 | W.nr 2.4869 | Nikel 80%, xrom 20% |
Rw80 | No6003 | Nikel 80%, xrom 20% |
Rw125 | W.nr 1.4725 | Temir balli, Chrome 19%, alyuminiy 3% |
Rw145 | W.nr 1.4767 | Temir balli, Chrome 20%, alyuminiy 5% |
Rw155 | Temir balli, Chrome 27%, alyuminiy 7%, molibden 2% |