Shart | Yorqin / kislota oq / oksidlangan rang |
Diametri | 0,018mm - 1,6 mm joulda, 1,5 mm-8mm Cailda, 80 mm novdada |
Dumaloq simli diametri | 0.018mm - 10mm |
Lenta | Qalinligi 0,01-2mm, kengligi 0,5 mm |
Tasma | Qalinligi 0.001-7mm, kengligi 1-450 mm |
Baho | 1cr13al4, 0C25Al5, 0C21al6,0C23AL55, 1cahon3,0cr21al6nb, 0Cr27Al7Mo2 |
Ishlab chiqarish standarti | AsTM B603, Din 17470, jis c2520, gb / t 1234 |
Xususiyatlar | Barqaror ishlash, oksidlanish, korroziya qarshiligi, yuqori haroratli barqarorlik, Zo'r palanslash qobiliyati, tekis va chiroyli sirt holati |
Foydalanish | Qarshilikni isitish elementlari; Metallurgiya materiallari; Maishiy texnika; Mexanik ishlab chiqarish va boshqa sohalar. |
Nichromning metallurgiya tuzilishi ularni sovuq bo'lganida juda yaxshi plastikni olib tashlaydi | |
Bizning afzalliklarimiz | Yuqori sifatli, qisqa etkazib berish vaqti, kichik m |
Nikrome qarshilikning simlarining asosiy xususiyatlari:
Qotishma nomenklaturasi | 1cr13al4 | 0cr25AL5 | 0cr21al6 | 0C23AL55 | 1C20al3 | 0cr21al6nb | 0cr27AL7MO2 | |
---|---|---|---|---|---|---|---|---|
Asosiy Kimyoviy kompozitsiya | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 20.5-23.5 | 18.0-21.0 | 21.0-03.0 | 26.5-27.8 |
Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.3 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
Re | qulay | qulay | qulay | qulay | qulay | qulay | qulay | |
Fe | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | Dam olish | |
Nb0.5 | Mo1.8-2.2 | |||||||
Maks. doimiy xizmat temsiyasi. element | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Qarshilik 20ºC da (m9 · m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
Zichlik (g / sm3) | 7.40 | 7.10 | 7.16 | 7.25 | 7.35 | 7.10 | 7.10 | |
Issiqlik o'tkazuvchanligi (KJ / m · @ºC) | 52,7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
Satrlarni kengaytirish koeffitsienti (a × 10)-6/ ºC) | 15.4 | 16,0 | 14.7 | 15,0 | 13,5 | 16,0 | 16,0 | |
Eritish nuqtasi (taxminan.) (ºC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
Keskinlik kuchi (n / mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
Yoriqda cho'zish (%) | > 16 | > 12 | > 12 | > 12 | > 12 | > 12 | > 10 | |
Maydonning o'zgarishi (%) | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Biling chastotasi (f / r) | > 5 | > 5 | > 5 | > 5 | > 5 | > 5 | > 5 | |
Qattiqlik (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Doimiy xizmat vaqti (soat / ºC) | - | ≥80 / 1300 | ≥80 / 1300 | ≥80 / 1300 | ≥80 / 1250 | ≥80 / 1350 | ≥80 / 1350 | |
Mikrografik tuzilma | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | Ferrit | |
Magnit xususiyatlari | Magnit | Magnit | Magnit | Magnit | Magnit | Magnit | Magnit |