Sharaxaadda Guud
Daawaynta FeCrAl waxaa laga sameeyaa daawaynta birta-chromium-aluminium ee heerkulka sare leh, taas oo loo isticmaali karo heerkul ilaa 1350 digrii. Codsiyada caadiga ah ee 0Cr21Al6Nb waa walxo kuleyliye koronto ah oo ku jira foornooyinka heerkulka sare leh ee warshadaha daaweynta kulaylka, dhoobada, galaaska, birta, iyo elektarooniga.
Sifo:
Adeeg dheer leh. Si dhakhso ah ayuu u kululeynayaa. Waxtar sare oo kulka ah. Isku mid ahaanshaha heerkulka. Si toosan ayaa loo isticmaali karaa. Marka loo isticmaalo danabka la qiimeeyay, ma jiro wax isbeddelaya. Waa ilaalin deegaan.silig kuleyliye korontoIyo beddel u ah qiimaha qaaliga ahsilig nichrome ah.Waxaa loo habeyn karaa iyadoo loo eegayo shuruudaha macaamiisha
Daloolada FeCrAl waxaa lagu gartaa iska caabin oksaydh oo aad u fiican iyo xasillooni qaabeed oo aad u wanaagsan taasoo keenta cimri dheer oo curiye ah.
Badanaa waxaa loo isticmaalaa walxaha kuleyliyaha korontada ee foornada warshadaha iyo qalabka guryaha.
Daawaha Fe-Cr-Al oo leh iska caabin sare iyo heerkul adeegsi oo ka badan kan daawaha NiCr, sidoo kalena leh qiimo hoose.
Codsiyada
0Cr21Al6 Xarigga iska caabbinta korontada ee birta-chrome-aluminium ayaa si weyn loogu isticmaalaa sameynta walxaha kulaylinta korontada ee qalabka guryaha iyo foornada warshadaha. Codsiyada caadiga ah waa bir fidsan, mashiinnada kaawiya, kuleyliyeyaasha biyaha, maydka qaabaynta balaastikada, bir-xidhka, walxaha tuubada birta ah ee dahaarka leh iyo walxaha kartoonada.
aagga codsiga
Badeecadahayagu si weyn ayaa loogu isticmaalaa qalabka daaweynta kulaylka, qaybaha baabuurta, wax soo saarka birta iyo birta,
warshadaha aluminiumka, qalabka birta, qalabka batroolka, mishiinada galaaska, mishiinada dhoobada,
mashiinnada cuntada, mashiinnada dawooyinka, iyo warshadaha injineernimada korontada.
Waxyaabaha Kiimikada, %
| Qalabka daawaha | Halabuurka kiimikada % | |||||||||
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | kuwa kale | |
| ugu badnaan (≤) | ||||||||||
| 1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | - | 3.5-4.5 | Nasasho | - |
| 0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | - | 4.5-5.3 | Nasasho | - |
| 0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | Nasasho | - |
| 0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | Nasasho | - |
| 0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | Nasasho | - |
| 0Cr19Al3 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 18.0-21.0 | ≤0.60 | 3.0-4.2 | Nasasho | - |
| 0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | Nasasho | Nb ku dar0.5 |
| 0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.2 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | Nasasho | |
Astaamaha farsamo ee ugu muhiimsan ee FeCrAl Alloy:
| Summada Hantida | 1Cr13Al4 | 1Cr21Al4 | 0Cr21Al6 | 0Cr23Al5 | 0Cr25Al5 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Qaybta kiimikada ee ugu weyn% | Cr | 12.0-12.5 | 17.0-21.0 | 19.0-22.0 | 20.5-23.5 | 23.0-26.0 | 21.0-23.0 | 26.5-27.8 |
| Al | 4.0-6.0 | 2.0-4.0 | 5.0-7.0 | 4.2-5.3 | 4.5-6.5 | 5.0-7.0 | 6.0-7.0 | |
| Fe | Dheelitirnaan | Dheelitirnaan | Dheelitirnaan | Dheelitirnaan | Dheelitirnaan | Dheelitirnaan | Dheelitirnaan | |
| Re | Ku habboon | Ku habboon | Ku habboon | Ku habboon | Ku habboon | Ku habboon | Ku habboon | |
| Lambarka Dheeraadka ah:0.5 | Ku darid Bisha: 1.8-2.2 | |||||||
| Heerkulka ugu badan ee isticmaalka ee qaybta | 950 | 1100 | 1250 | 1250 | 1250 | 1350 | 1400 | |
| Barta Dhalmada | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1510 | |
| Cufnaanta g/cm3 | 7.40 | 7.35 | 7.16 | 7.25 | 7.10 | 7.10 | 7.10 | |
| Iska caabinta μΩ·m,20 | 1.25±0.08 | 1.23±0.06 | 1.42±0.07 | 1.35±0.06 | 1.45±0.07 | 1.45±0.07 | 1.53±0.07 | |
| Xoogga Laabista MPA | 588-735 | 637-784 | 637-784 | 637-784 | 637-784 | 637-784 | 684-784 | |
| Heerka kordhinta% | 16 | 12 | 12 | 12 | 12 | 10 | ||
| Soo noqnoqoshada laabashada ee soo noqnoqda | 5 | 5 | 5 | 5 | 5 | |||
| Qaadis degdeg ah h/ | - | 80/1300 | 80/1300 | 50/1350 | ||||
| Kulayl Gaar ah J/g. | 0.490 | 0.490 | 0.520 | 0.460 | 0.494 | 0.494 | 0.494 | |
| Isku-xidhka Gudbinta Kulaylka KJ/Mh | 52.7 | 46.9 | 63.2 | 60.1 | 46.1 | 46.1 | 45.2 | |
| Isugeynta ballaarinta toosan aX10-6/ (20-1000) | 15.4 | 13.5 | 14.7 | 15.0 | 16.0 | 16.0 | 16.0 | |
| Adkaanta HB | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| Qaab-dhismeedka Yar | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | Ferritic | |
| Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
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