15-7PH/UNS S15700 Plate, Bar, Forging
Lihlahisoa tse fumanehang
Tube e se nang seam, Plate, Ropa, Forgings, Fasteners, Pipe Fittings.
Maemo a Tlhahiso
| Sehlahisoa | ASTM |
| Li-bar, strips le profiles | A 564, A484 |
| Letlapa, Leqephe le Lekhapetla | A 693, A480 |
| Forgings | A 705, A484 |
Sebopeho sa Lik'hemik'hale
| % | Fe | Cr | Ni | Mo | C | Mn | Si | P | S | Al |
| Min | leka-lekanya | 14.0 | 6.50 | 2.00 |
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| 0.75 |
| Max | 16.0 | 7.75 | 3.00 | 0.09 | 1.00 | 1.00 | 0.040 | 0.030 | 1.50 |
Lintho Tsa 'Mele
| Botenya | 7.81 g/cm3 |
| Ho qhibiliha | 1415-1450 ℃ |
15-7PH Thepa ea Lintho
15-7PH ke pula ea semi-austenitic e thatafatsang tšepe e sa hloekang e nang le matla a phahameng, boima bo phahameng le khanyetso e ntle ea kutu.Kakaretso ea ho hanyetsa ha kutu mochesong o tšoaroang ke TH 1050 le maemo a RH 950 e mpe ho feta ea litšepe tse sa tsitsang tse thata tsa letoto la li-400 tse thehiloeng ho chromium, empa ha li ntle joalo ka litšepe tse 304 tse sa hloekang tsa chromium-nickel.
PH15-7Mo (mofuta oa 632) maemo a naha 0Cr15Ni7Mo2Al, Japane SUS632, ke tšepe e entsoeng ka ho nkela 2% ea chromium sebakeng sa tšepe ea 0Cr17Ni7Al ka 2% molybdenum.Thepa ea eona ea mantlha e tšoana le tšepe ea 0Cr17Ni7Al, empa ts'ebetso e akaretsang e betere ho feta eona.Naheng ea austenite, e ka mamella mekhoa e fapaneng ea ho etsa serame le ho cheselletsa, ebe matla a phahameng ka ho fetisisa a ka fumanoa ka mor'a phekolo ea mocheso;e na le matla a phahameng a mocheso a ka tlase ho 550 ℃.E sebelisoa ha ho etsoa likarolo tsa sebopeho sa lifofane tse tšesaane tse nang le marako, lijana tse fapaneng, liphaephe, liliba, li-membrane tsa li-valve, li-shafts tsa sekepe, li-discs tsa compressor, likarolo tsa reactor le lisebelisoa tse fapaneng tsa lik'hemik'hale le likarolo tse ling tsa sebopeho.
15-7PH Sistimi ea Phekolo ea Mocheso: Naha, TH1050 State, RH950 State, CH900 State Three Heat Treatment Systems
Naha A: Ka mor'a phekolo ea tharollo ka 1050 ° C, ho pholisa metsi kapa ho pholile moea.Sebopeho sa metallographic se khetholloa ke austenite.
Boemo ba TH1050: Ka mor'a phekolo ea tharollo ho 1050 ° C, boloka ho 760 ° C ± 15 ° C bakeng sa 90min, moea o pholileng, o pholile ho 15 ° C kapa mocheso oa kamore ka hare ho 1h, boloka 30min, ebe mocheso ho 565 ° C ± 10. °C, boloka 90min moeeng, e tsejoang hape e le 565°C botsofali.Sebopeho sa metallographic se tšoauoa ka ho thatafatsa pula ea martensite.
Boemo ba RH950: Kamora kalafo ea tharollo ho 1050 ° C, boloka ho 955 ° C ± 15 ° C ka metsotso e 10, moea o pholileng ho isa mocheso oa kamore, o pholile ho -73 ° C± 6 ° C nakong ea lihora tse 24, boloka lihora tsa 8, ebe mocheso ho 510 ° C 6 ° C, boloka metsotso e 60 ka moea o pholileng, E tsejoang hape e le 510 ℃ botsofali.Mohaho oa metallographic o tšoauoa ka ho thatafatsa pula ea martensite.
Boemo ba CH900: Ka mor'a phekolo ea tharollo ka 1050 ° C, serame se nang le 60% deformation, ho futhumatsa ho 490 ° C bakeng sa 60min, moea o pholileng ho mocheso oa kamore.Mohaho oa metallographic o tšoauoa ka ho thatafatsa pula ea martensite.
15-7PH Thepa ea Mechini
(15-7PH) Mechanical thepa ea 0Cr15Ni7Mo2Al ka mocheso oa kamore
Matla a thata σb (MPa): 565 ° C botsofali: ≥1210;510 ° C botsofali: ≥1323;
Matla a tlhahiso ea maemo σ0.2 (MPa): 565 ° C botsofali: ≥1097.6;510 ° C botsofali: ≥1210;
Elongation δ5 (%): 565°C botsofali: ≥17;510°C botsofali: ≥6;
Ho fokotseha ha sebaka ψ (%): botsofali ho 565 ° C: ≥25;botsofali ka 510 ° C: ≥20;
Ho thatafala HB: Naha A: ≤269;Ho tsofala ho 565 ° C: ≥375;Ho tsofala ho 510 ° C: ≥388;
15-7PH Libaka tsa Kopo ea Lintho
(15-7PH) 0Cr15Ni7Mo2Al tšepe e sa hloekang e sebelisoa haholo indastering ea lik'hemik'hale.Haholo-holo e sebelisetsoa ho etsa lijana tse fapa-fapaneng, liphaephe, liliba, li-diaphragm, joalo-joalo tse nang le khanyetso e ntle ea kutu le matla a phahameng.Ho hanyetsa ha eona ho feta tšepe e sa hloekang ea martensitic, pula ea Martensitic e thatafatsang tšepe e sa hloekang le tšepe e sa hloekang ea maraging.
Li-diaphragm, liphanele tsa khekhe ea linotši tse cheselitsoeng le tse entsoeng ka brazed, li-diaphragm tsa sefofane, liliba, mehele ea ho boloka.Etsa liliba.selikalikoe se chesang.Lisebelisoa tsa counter.Lithipa tsa bongaka.ho cheka oli.
