Perangan CR20N30 Kabel Resistensi Listrik Kanggo Kompor Listrik
Properti utama kabel resistance pemanasan
Ketik | Cr20ni80 | CRINDINI60 | CROW30NI70 | Cr20ni35 | Cr20ni30 | |
Komposisi Kimia Utama | Ni | Istirahat | 55.0 ~ 61.0 | Istirahat | 34.0 ~ 37.0 | 30.0 ~ 34.0 |
Cr | 20.0 ~ 23.0 | 15.0 ~ 18.0 | 28.0 ~ 31.0 | 18.0 ~ 21.0 | 18.0 ~ 21.0 | |
Fe | ≤1 | Istirahat | ≤1 | Istirahat | Istirahat | |
Suhu maksimal (℃) | 1200 | 1150 | 1250 | 1100 | 1100 | |
Koeferensi koreksi suhu. (CT) | 1.09 ± 0,05 | 1.11 ± 0,05 | 1.18 ± 0,05 | 1.04 ± 0,05 | 1.06 ± 0,05 | |
Titik lebur (℃) | 1400 | 1390 | 1380 | 1390 | 1390 | |
Tanggalan pituduh ℃ (10-6ω.m) | 800 ℃ | 1.008 | 1.078 | 1.028 | 1.188 | 1.173 |
1000 ℃ | 1.014 | 1.095 | 1.033 | 1.219 | 1.201 | |
1200 ℃ | 1.025 | 1.043 | ||||
Nilai Urip Cepet | Tem. (℃) | 1175 | 1100 | 1200 | 1050 | 1050 |
jam (h) | ≥110 | ≥100 | ≥110 | ≥100 | ≥100 | |
Gravitasi Khusus (g / cm3) | 8.4 | 8.2 | 8.1 | 7.9 | 7.9 | |
Elongasi (%) | ≥25 | ≥25 | ≥20 | ≥20 | ≥20 | |
Thermal (kj / mH ℃) | 60.3 | 4.2 | 4.2 | 43.8 | 43.8 | |
Kalor Khusus (20 ℃) J / G. ℃ | 0.44 | 0.494 | 0.461 | 0,5 | 0,5 | |
Ngluwihi kekuatan (20 ~ 1000 ℃) α * 10-6 ℃ | 18 | 17 | 17.1 | 19 | 19 | |
Kekuwatan tensile (kg / mm2) | > 85 | > 85 | > 85 | > 85 | > 85 | |
Bola-bali mbengkongake (f / r) | > 12 | > 12 | > 12 | > 12 | > 12 | |
Microstruktur | Austenitic | Austenitic | Austenitic | Austenitic | Austenitic |
Diameter (mm) | Toleransi (mm) | Diameter (mm) | Toleransi (mm) |
0,03-0.05 | ± 0,005 | > 0.50-1.00 | ± 0,02 |
> 0,05-0.10 | ± 0,006 | > 1.00-3.00 | ± 0,03 |
> 0.10-0.20 | ± 0,008 | > 3.00-6.00 | ± 0,04 |
> 0.20-0.30 | ± 0,010 | > 6.00-8.00 | ± 0,05 |
> 0.30-0.50 | ± 0,015 | > 8.00-12.0 | ± 0.4 |
Kekandelan (MM) | Toleransi (mm) | Jembar (MM) | Toleransi (mm) |
0,05-0.10 | ± 0,010 | 5.00-10.0 | ± 0.2 |
> 0.10-0.20 | ± 0,015 | > 10.0-20.0 | ± 0.2 |
> 0.20-0.50 | ± 0,020 | > 20.0-30.0 | ± 0.2 |
> 0.50-1.00 | ± 0,030 | > 30.0-50.0 | ± 0,3 |
> 1.00-1.80 | ± 0,040 | > 50.0-90.0 | ± 0,3 |
> 1.80-50 | ± 0,050 | > 90,0-120.0 | ± 0,5 |
> 2.50-5.50 | ± 0,060 | > 120.0-250.0 | ± 0,6 |