5 hli 0Cr27Al7Mo2 Fecral Alloy Hlau Oxidated Xim rau Kev Lag Luam Cua Sov
FeCrAl alloy muaj cov yam ntxwv ntawm kev tiv taus siab, qhov kub tsis kam coefficient, kev ua haujlwm kub siab, zoo tiv thaiv oxidation thiab tiv thaiv corrosion nyob rau hauv qhov kub siab.
Nws yog dav siv hauv kev lag luam cub tawg, khoom siv hauv tsev, kev lag luam cub tawg, metallurgy, tshuab, dav hlau, tsheb, tub rog thiab lwm yam lag luam tsim cov khoom cua sov thiab cov khoom tiv taus.
FeCrAl alloy series:OCr15Al5, 1Cr13Al4, 0Cr21Al4, 0Cr21Al6, 0Cr23Al5, 0Cr25Al5, 0Cr21Al6Nb, 0Cr27Al7Mo2, thiab lwm yam.
Cov hlau nplaum qhov siab resistivity thiab qis heev electro-motive force (EMF) piv rau tooj liab yog cov khoom xav tau heev hauv precision resistance wire. Nws kuj muaj lub zog tensile siab, siab tiv taus corrosion thiab tsis yog magnetic.
Qhov kub thiab txias coefficient ntawm kev tiv thaiv ntawm cov khoom siv no yog tswj hwm ze heev los ntawm kev ntxiv ntawm txhuas, manganese thiab silicon ua ke nrog kev tswj hwm kev ua haujlwm tseem ceeb.
FeCrAl alloy yog muab rau hauv qhov annealed thiab cua sov kho mob rau ± 5 ppm hauv qhov kub ntawm -67 ° F txog 221 ° F (-55 ° C txog 105 ° C). Qhov no ua rau muaj kev tiv thaiv ruaj khov heev.
Txawm hais tias FeCrAl alloy yog tib qho kev ua haujlwm siab, qis-TCR alloy uas tau ua qhov kev sim ruaj khov ntau yam, EVANOHM alloy S raug kho cua sov tib yam thiab ntseeg tias muaj kev ruaj khov sib npaug vim nws cov khoom raug tsim los ntawm tib qho kev txiav txim luv luv li FeCrAl alloy.
Qhov loj me ntawm qhov ntsuas:
Hlau: 0.01-10 hli
Daim kab xev: 0.05 * 0.2-2.0 * 6.0 hli
Sawb: 0.05 * 5.0-5.0 * 250mm
Bar: 10-50 hli
| Cov Tshuaj Lom Zem thiab Cov Khoom Tseem Ceeb ntawm Fe-Cr-Al Resistance Alloy | ||||||||
| Qib Khoom | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Cov Tshuaj Lom Zem Tseem Ceeb (%) | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 22.5-24.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
| Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
| Re | lub sijhawm zoo | lub sijhawm zoo | lub sijhawm zoo | lub sijhawm zoo | lub sijhawm zoo | lub sijhawm zoo | lub sijhawm zoo | |
| Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | |
| Nb0.5 | Mo1.8-2.2 | |||||||
| Qhov Kub Tshaj Plaws Kev Pabcuam Txuas Ntxiv Mus (oC) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 xyoo | 1400 | |
| Kev Tiv Thaiv 20oC (Ωmm2 / m) | 1.25 ±0.08 | 1.42 ±0.06 | 1.42 ±0.07 | 1.35 ±0.07 | 1.23 ±0.07 | 1.45 ±0.07 | 1.53 ±0.07 | |
| Qhov Ceev (g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
| Kev Ua Kub | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
| (KJ/m@h@oC) | ||||||||
| Coefficient ntawm Thermal Expansion (α × 10-6 / oC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
| Kwv yees li ntawm Melting Point (oC) | 1450 xyoo | 1500 xyoo | 1500 xyoo | 1500 xyoo | 1500 xyoo | 1510 | 1520 xyoo | |
| Lub zog tensile (N / mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
| Kev ntev (%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
| Kev Hloov Pauv ntawm Tshooj | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
| Tus Nqi Ntsws (%) | ||||||||
| Rov ua dua zaus khoov (F / R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
| Qhov nyuaj (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| Lub Sijhawm Pabcuam Txuas Ntxiv Mus | no | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
| Cov Qauv Micrographic | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
| Khoom Siv Sib Nqus | Sib nqus | Sib nqus | Sib nqus | Sib nqus | Sib nqus | Sib nqus | Sib nqus | |
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