Dzina la malonda | Kukula kwake |
Waya wojambula wozizira | M'mimba mwake 0.03-7.5mm |
Waya adagulung'undisa ndodo | M'mimba mwake 8.0-12 mm |
Riboni | makulidwe 0.05-0.35mm |
M'lifupi 0.5.0-3.5mm |
Wozizira adagulung'undisa Mzere | makulidwe 0.5-2.5 mm |
M'lifupi 5.0-40mm |
otentha adagulung'undisa Mzere | makulidwe 4-6 mm |
M'lifupi 15-40 mm |
Za Resistance Heating Waya:
Ndife akatswiri opanga makina opangira magetsi ku China, okhazikika pawaya wa Ferro-Chrome (Fe-Cr-AL), waya wa Nickel-Chrome (Nichrome), waya wa Copper Nickel (Constantan), waya wachitsulo chosapanga dzimbiri ndi zinthu zina zofananira. zokonzedwa kuti zikwaniritse zofunikira za kasitomala
Tsatanetsatane wa kukula
zoyambira:
magawo oyambira | Kanthall APMTM | Kanthall |
A-1 | AF | D |
Kutentha kwambiri kosalekeza kogwira ntchito | 1425 | 1400 | 1300 | 1300 |
Zomwe zimapangidwira mwadzina,% Cr | 22 | 22 | 22 | 22 |
AI | 5.8 | 5.8 | 5.3 | 4.8 |
Fe | zosakaniza | zosakaniza | zosakaniza | zosakaniza |
Ni | - | - | - | - |
The resistivity mu 20ºC, Ωmm-2mm-1 | 1.45 | 1.45 | 1.39 | 1.35 |
kusalimba, g/cm3 | 7.1 | 7.1 | 7.15 | 7.25 |
Kukula koyezera kutentha K-1 20-750ºC | 14 × 10-6 | 14 × 10-6 | 14 × 10-6 | 14 × 10-6 |
20-1000ºC | 15 × 10-6 | 15 × 10-6 | 15 × 10-6 | 15 × 10-6 |
Thermal conductivity 20ºC,Wm-1K-1 | 13 | 13 | 13 | 13 |
Kutentha kwapadera 20ºC,KJkg-1K-1 | 0.46 | 0.46 | 0.46 | 0.46 |
Malo osungunukaºC | 1500 | 1500 | 1500 | 1500 |
Mwina makina makhalidwe | | | | |
Mphamvu yolimba, N mm-2 | 680 | 680 | 680 | 650 |
Mphamvu zokolola, N mm-2 | 470 | 475 | 475 | 450 |
Kuuma, Hv | 230 | 230 | 230 | 230 |
Kuchepetsa kutalika,% | 20 | 18 | 18 | 18 |
900ºCTensile mphamvu,N mm-2 | 40 | 34 | 37 | 34 |
Mphamvu yakukwawa 800ºC | 11 | 6 | 8 | 6 |
1000ºC | 3.4 | 1 | 1.5 | 1 |
Maginito | maginito (Mu kutentha 600ºC) |
Emissivity, mikhalidwe ya okosijeni | 0.7 | 0.7 | 0.7 | 0.7 |
Kufotokozera:
Mtundu wa Alloy | Diameter | Kukaniza | Tensile | Kutalikira (%) | Kupinda | Max.Zopitilira | Moyo Wogwira Ntchito |
(mm) | (μΩm)(20°C) | Mphamvu | Nthawi | Utumiki | (maola) |
(N/mm²) | | Kutentha(°C) |
Mtengo wa Cr20Ni80 | <0.50 | 1.09±0.05 | 850-950 | >20 | > 9 | 1200 | > 20000 |
0.50-3.0 | 1.13±0.05 | 850-950 | >20 | > 9 | 1200 | > 20000 |
>3.0 | 1.14±0.05 | 850-950 | >20 | > 9 | 1200 | > 20000 |
Mtengo wa Cr30Ni70 | <0.50 | 1.18±0.05 | 850-950 | >20 | > 9 | 1250 | > 20000 |
≥0.50 | 1.20±0.05 | 850-950 | >20 | > 9 | 1250 | > 20000 |
Mtengo wa Cr15Ni60 | <0.50 | 1.12±0.05 | 850-950 | >20 | > 9 | 1125 | > 20000 |
≥0.50 | 1.15±0.05 | 850-950 | >20 | > 9 | 1125 | > 20000 |
Mtengo wa Cr20Ni35 | <0.50 | 1.04±0.05 | 850-950 | >20 | > 9 | 1100 | > 18000 |
≥0.50 | 1.06±0.05 | 850-950 | >20 | > 9 | 1100 | > 18000 |
1Cr13Al4 | 0.03-12.0 | 1.25±0.08 | 588-735 | > 16 | > 6 | 950 | > 10000 |
0Cr15Al5 | 1.25±0.08 | 588-735 | > 16 | > 6 | 1000 | > 10000 |
0Cr25Al5 | 1.42±0.07 | 634-784 | > 12 | >5 | 1300 | > 8000 |
0Cr23Al5 | 1.35±0.06 | 634-784 | > 12 | >5 | 1250 | > 8000 |
0Cr21Al6 | 1.42±0.07 | 634-784 | > 12 | >5 | 1300 | > 8000 |
1Cr20Al3 | 1.23±0.06 | 634-784 | > 12 | >5 | 1100 | > 8000 |
Mtengo wa 0Cr21Al6Nb | 1.45±0.07 | 634-784 | > 12 | >5 | 1350 | > 8000 |
Chithunzi cha 0Cr27Al7Mo2 | 0.03-12.0 | 1.53±0.07 | 686-784 | > 12 | >5 | 1400 | > 8000 |
Ubwino:
Nickelchromium alloy yokhala ndi kukana kwakukulu komanso kosasunthika, kukana kwa dzimbiri, kukana kwa okosijeni pamwamba ndikwabwino, kutsika kwa kutentha kwambiri komanso mphamvu ya chivomezi, ductility yabwino, kugwirira ntchito kwabwino komanso kuwotcherera.
Zam'mbuyo: Waya wa Manganin Kutentha mpaka 400 ° Resistance Wire yokhala ndi Moyo Wogwira Ntchito Wautali Ena: FeCrAl Heating Resistance Wire CrAl14-4