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cr20ni30 kabel resistance listrik kanggo kompor listrik spring pemanasan coil
pemanas cr20ni30 kabel resistance listrik kanggo kompor listrik
Properti utama kabel tahan panas
| Jinis | Cr20Ni80 | Cr15Ni60 | Cr30Ni70 | Cr20Ni35 | Cr20Ni30 | |
| Komposisi kimia utama | Ni | Ngaso | 55.0~61.0 | Ngaso | 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 | Ngaso | ≤1 | Ngaso | Ngaso | |
| Suhu maksimal (℃) | 1200 | 1150 | 1250 | 1100 | 1100 | |
| Koefisien koreksi Suhu Resistance.(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 | |
| Resistivitasρ20 ℃ (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 | Suhu (℃) | 1175 | 1100 | 1200 | 1050 | 1050 |
| jam (h) | ≥110 | ≥100 | ≥110 | ≥100 | ≥100 | |
| Gravitasi spesifik (g/cm3) | 8.4 | 8.2 | 8.1 | 7.9 | 7.9 | |
| Elongasi (%) | ≥25 | ≥25 | ≥20 | ≥20 | ≥20 | |
| Thermal (kj/mh ℃) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Panas spesifik (20 ℃) j/g. ℃ | 0.44 | 0.494 | 0.461 | 0.5 | 0.5 | |
| Extend kekuatan (20 ~ 1000 ℃) α * 10-6 ℃ | 18 | 17 | 17.1 | 19 | 19 | |
| Kekuwatan tarik (kg/mm2) | > 85 | > 85 | > 85 | > 85 | > 85 | |
| Bending (F/R) | > 12 | > 12 | > 12 | > 12 | > 12 | |
| Struktur mikro | Austenitik | Austenitik | Austenitik | Austenitik | Austenitik | |
| Dhiameter (mm) | Toleransi (mm) | Dhiameter (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 |
| Ketebalan (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 |
| > 1.80-2.50 | ± 0,050 | > 90.0-120.0 | ± 0,5 |
| > 2.50-3.50 | ± 0,060 | > 120.0-250.0 | ± 0,6 |
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