Selelekela
Li-alloys tse kholo li na le bokhoni ba ho sebetsa ka mocheso o phahameng haholo le khatello ea mochine, hape le moo ho hlokahalang botsitso bo phahameng. Li na le khanyetso e ntle ea creep le oxidation, 'me li ka hlahisoa ka mefuta e fapaneng ea libopeho. Li ka matlafatsoa ke ho thatafatsa tharollo e tiileng, ho thatafatsa mosebetsi, le ho thatafatsa pula.
Super alloys e na le likarolo tse 'maloa ka mefuta e fapaneng ea motsoako ho fihlela sephetho se lakatsehang. Li boetse li arotsoe ka lihlopha tse tharo tse kang cobalt-based, nickel-based le alloys e entsoeng ka tšepe.
Incoloy(r) alloy 825 ke alloy ea nickel-iron-chromium ea austenitic e kenyelletsoang le likarolo tse ling tsa motsoako ho ntlafatsa thepa ea eona e thibelang ho bola ha lik'hemik'hale. Lethathamo le latelang le tla fana ka lintlha tse ling mabapi le Inkoloy(r) alloy 825.
Sebopeho sa Lik'hemik'hale
Tafole e latelang e bonts'a sebopeho sa lik'hemik'hale tsa Inkoloy(r) alloy 825
| Element | Litaba (%) |
| Nickel, Na | 38-46 |
| Iron, Fe | 22 |
| Chromium, Kr | 19.5-23,5 |
| Molybdenum, Mo | 2.50-3,50 |
| Koporo, Cu | 1.50-3.0 |
| Manganese, Mong | 1 |
| Titanium, Ti | 0.60-1.20 |
| Silicon, Si | 0.50 |
| Aluminium, Al | 0.20 |
| Carbon, C | 0.050 |
| Sebabole, S | 0.030 |
Sebopeho sa Lik'hemik'hale
Tafole e latelang e bonts'a sebopeho sa lik'hemik'hale tsa Inkoloy(r) alloy 825.
| Element | Litaba (%) |
| Nickel, Na | 38-46 |
| Iron, Fe | 22 |
| Chromium, Kr | 19.5-23,5 |
| Molybdenum, Mo | 2.50-3,50 |
| Koporo, Cu | 1.50-3.0 |
| Manganese, Mong | 1 |
| Titanium, Ti | 0.60-1.20 |
| Silicon, Si | 0.50 |
| Aluminium, Al | 0.20 |
| Carbon, C | 0.050 |
| Sebabole, S | 0.030 |
Lintho Tsa 'Mele
Thepa ea 'mele ea Inkoloy(r) alloy 825 e fanoe tafoleng e latelang.
| Thepa | Metric | Moemphera |
| Botenya | 8.14 g/cm³ | 0.294 lb/in³ |
| Sebaka se qhibilihang | 1385°C | 2525°F |
Thepa ea Mechini
Thepa ea mochini ea Inkoloy(r) alloy 825 e totobalitsoe tafoleng e latelang.
| Thepa | Metric | Moemphera |
| Matla a tsitsipano (a anneal) | 690 MPa | 100000 psi |
| Matla a chai (a annealed) | 310 MPa | 45000 psi |
| Elongation nakong ea khefu (ho kenyelelitsoe pele ho tlhahlobo) | 45% | 45% |
Thermal Properties
Thermal properties of Inkoloy(r) alloy 825 e hlalositsoe tafoleng e latelang.
| Thepa | Metric | Moemphera |
| Tšebelisano-'moho ea katoloso ea mocheso (ho 20-100°C/68-212°F) | 14µm/m°C | 7.78 µin/in°F |
| Thermal conductivity | 11.1 W/mK | 77 BTU ho/hr.ft².°F |
Likhetho tse ling
Mabitso a mang a lekanang le Inkoloy(r) alloy 825 a kenyelletsa:
- ASTM B163
- ASTM B423
- ASTM B424
- ASTM B425
- ASTM B564
- ASTM B704
- ASTM B705
- DIN 2.4858
Thepa le Phekolo ea Mocheso
Boikemisetso
Incoloy(r) alloy 825 e ka etsoa ho sebelisoa mekhoa e tloaelehileng ea machining e sebelisetsoang lisebelisoa tse entsoeng ka tšepe. Mesebetsi ea mechine e etsoa ka li-coolants tsa khoebo. Liketso tse potlakileng tse kang ho sila, ho sila kapa ho phethola, li etsoa ho sebelisoa li-coolants tse thehiloeng metsing.
Ho theha
Inkoloy (r) alloy 825 e ka thehoa ho sebelisoa mekhoa eohle e tloaelehileng.
Welding
Incoloy(r) alloy 825 e tjheseletsa ho sebelisoa tjheseletsa ea arc ea gas-tungsten, welding e sirelelitsoeng ea tšepe-arc, welding ea tšepe-arc ea khase, le mekhoa ea ho tjheseletsa ka tlas'a metsi.
Kalafo ea Mocheso
Inkoloy(r) alloy 825 ke mocheso o tšoaroang ka annealing ho 955°C (1750°F) e lateloang ke ho pholisa.
Ho qapa
Inkoloy(r) alloy 825 e entsoe ka 983 ho 1094 ° C (1800 ho 2000 ° F).
Hot Working
Inkoloy(r) motsoako oa 825 o chesa ka tlase ho 927°C (1700°F).
Cold Ho sebetsa
Lisebelisoa tse tloaelehileng li sebelisetsoa ho sebetsa ka mokhoa o batang oa Inkoloy(r) alloy 825.
Annealing
Incoloy(r) alloy 825 e hanngoe ho 955°C (1750°F) e lateloe ke ho pholisa.
Ho thatafatsa
Incoloy(r) alloy 825 e thatafalitsoe ke ho sebetsa ha serame.
Lisebelisoa
Incoloy(r) alloy 825 e sebelisoa lits'ebetsong tse latelang:
- Liphaephe tsa tlhahiso ea asiti
- Lijana
- Pickling
- Lisebelisoa tsa ts'ebetso ea lik'hemik'hale.
