SWG16 0Cr21Al4 / 0Cr19Al3 aloi fecral Wayar Pemanas untuk Melukis Semula
SWG16 0Cr21Al4 / 0Cr19Al3 aloi fecral Wayar Pemanas untuk Melukis Semula
Wayar Rintangan diperbuat daripada Aloi Krom Nikel, Aloi Besi Krom Nikel, Aloi Aluminium Krom Besi, Aloi Nikel Kuprum.
Terutamanya digunakan dalam pemanas, elemen pemanas dan perintang, dsb.
NiCr 80/20, NiCr 70/30, NiCr 60/15, NiCr 35/20
CrAl 15-5, CrAl 20-5, CrAl 25-5, dsb…
Constantan, Aloi 30, Aloi 60, Aloi 90, dsb.
Kerintangan Elektrik daripada 0.02 u ohm/m-1.53 u ohm/m
Suhu Kendalian dari 200 C hingga 1400 C
Sila bebas untuk menghubungi kami jika terdapat sebarang pertanyaan.
NiCr:
RESISTOHM 20, RESISTOHM 30, RESISTOHM 40, RESISTOHM 60, RESISTOHM 70, RESISTOHM 80
FeCrAl:
RESISTOHM 125, RESISTOHM 135, RESISTOHM 140,
RESISTOHM 145, RESISTOHM 153
CuNi
Constantan, Cuprothal 5, Cuprothal 10, Cuprothal 15, Cuprothal 30, Eurica
| Gred Aloi FeCrAl | Komposisi kimia % | |||||||||
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Lain-lain |
| maks(≤) | ||||||||||
| 1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | —- | 3.5-4.5 | 0.1 | Bal. |
| 0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | —- | 4.5-5.3 | 0.1 | Bal. |
| 0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | 0.1 | Bal. |
| 0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | 0.1 | Bal. |
| 0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
| 0Cr21Al4 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 21.0-23.0 | ≤0.60 | 3.0-5.2 | 0.1 | Bal. |
| 0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
| 0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | 0.1 | Bal. |
Komposisi dan Sifat Kimia:
| Hartanah/Gred | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
| Komposisi Kimia Utama(%) | Ni | Bal. | Bal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
| Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
| Fe | ≤ 1.0 | ≤ 1.0 | Bal. | Bal. | Bal. | |
| Suhu Kerja Maks (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Kerintangan pada 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Ketumpatan(g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Kekonduksian terma (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Pekali Pengembangan Terma(α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Takat Lebur(ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Pemanjangan(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Struktur Mikrograf | austenit | austenit | austenit | austenit | austenit | |
| Harta Magnetik | bukan magnet | bukan magnet | bukan magnet | bukan magnet | bukan magnet | |
| Gred Aloi CuNi | Kerintangan elektrik (20 darjahΩ mm² /m) | pekali suhu rintangan (10^6/darjah) | Ketumpatan g/mm² | Maks.suhu (ijazah) | Takat lebur (ijazah) |
| CuNi1 | 0.03 | < 1000 | 8.9 | 200 | 1085 |
| CuNi2 | 0.05 | < 1200 | 8.9 | 200 | 1090 |
| CuNi6 | 0.10 | < 600 | 8.9 | 220 | 1095 |
| CuNi8 | 0.12 | < 570 | 8.9 | 250 | 1097 |
| CuNi10 | 0.15 | < 500 | 8.9 | 250 | 1100 |
| CuNi14 | 0.20 | < 380 | 8.9 | 300 | 1115 |
| CuNi19 | 0.25 | < 250 | 8.9 | 300 | 1135 |
| CuNi22 | 0.30 | < 160 | 8.9 | 300 | 1150 |
| CuNi30 | 0.35 | < 100 | 8.9 | 350 | 1170 |
| CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| CuNi40 | 0.48 | ± 40 | 8.9 | 400 | 1280 |
| CuNi44 | 0.50 | < -6 | 8.9 | 400 | 1280 |
