Umhlahlandlela ophelele wensimbi engagqwali 17-4PH
Iyini insimbi engagqwali 17-4PH?
Insimbi engagqwali engu-17-4PH, eyaziwa nangokuthi i-SUS630, iyimvula eyenza insimbi engagqwali ibe lukhuni.1 Ngokwengeza izakhi ezifana nethusi, i-molybdenum, ne-niobium, ukuqina kwemvula kufinyelelwa, ukuze ikwazi ukugcina ubulukhuni obuphezulu namandla ngemva kokucisha. Inezakhiwo ezinhle kakhulu zemishini kanye nezakhiwo zokucubungula futhi isetshenziswa kabanzi ku-aerospace, imishini yamakhemikhali, imishini yezokwelapha neminye imikhakha.
Ukwakheka kwamakhemikhali kwensimbi engagqwali 17-4PH
| Izikhathi ezithile | Okuqukethwe |
| C | ≤0.07 |
| Futhi | ≤1.00 |
| UMn | ≤1.00 |
| C | 15.00-17.50 |
| Ku | 3.00-5.00 |
| P | ≤0.04 |
| S | ≤0.03 |
| Nge | 3.00-5.00 |
| Nb | 0.15-0.45 |
Izakhiwo ezingokomzimba zensimbi engagqwali 17-4PH
| Izakhiwo | Amanani |
| Ukuminyana | 7.75 g/cm³ (0.280 lbs/in³) |
| Ukushisa Okuthize | 0.46 J/g°C |
| Ukungazweli Kagesi | 6.4 x 10^-7 Ωm |
| Ibanga elincibilikayo | 1400-1440°C (2560-2625°F) |
| I-Thermal Conductivity (ku-100°C) | 18 W/m·K |
| I-Elastic Modulus | 190-210 GPA |
| I-avareji ye-Coefficient Yokunweba Okushisayo | 10.8 x 10^-6 /°C |
Izakhiwo Zemishini Yensimbi Engagqwali 17-4PH
I-Stainless Steel 17-4PH inamandla aphezulu kanye nobulukhuni, kuyilapho ikhombisa ukuqina okuhle kanye ne-ductility. Izakhiwo eziyinhloko zemishini zimi kanje:
- Amandla Okuqina: 1100-1300 MPa
- Isivuno Amandla: 950-1050 MPa
- Izinga Lokwehliswa Kwendawo≥40%
- Ukwelula: 10-15%
- Ukuqina: 28-38 HRC
Izinzuzo Zensimbi Engagqwali 17-4PH
- Amandla Aphezulu Nokuqina: Ngemva kokwelashwa kokuqina kwezulu, i-17-4PH ingafinyelela amandla aphezulu kakhulu nobulukhuni, ngamandla okukhiqiza afika ku-1100-1300 MPa (160-190 ksi).
- Ukumelana Ne-Corrosion Okuhle Kakhulu: Ezimweni eziningi ezigqwalile, ingxubevange yensimbi engagqwali engu-17-4PH ibonisa ukumelana nokugqwala okuphakeme, okudlula ezinye izinsimbi ezingenasici eziqinile eziqinile. Ngakho-ke, isetshenziswa kakhulu emishinini yokulungisa ukudla, izingxenye ze-aerospace, uwoyela negesi, kanye nezimboni zokucubungula amakhemikhali.
- I-Machinability enhle kanye nokushisela: Ingacutshungulwa kalula kusetshenziswa izindlela zendabuko zemishini njengokusika nokushisela.
- Ukusebenza Okuzinzile Kokwelashwa Kokushisa: Izakhiwo zayo zemishini zingalungiswa ngezinqubo ezihlukahlukene zokwelashwa kokushisa.
- High Customizability: I-17-4PH insimbi engagqwali ingenziwa ngezifiso kakhulu. Ikakhulukazi ngokusebenzisa ukubumba komjovo we-powder metallurgy, ingxubevange ingafanelana nezidingo ezithile zomsebenzi, ikwenze kube ukukhetha okuhle kwezicelo ezahlukahlukene zezimboni.
- Ukuqina Okuhle Kakhulu: I-17-4PH insimbi engagqwali idume ngokuhlinzeka ngokuqina okuhle kakhulu namandla emazingeni okushisa ahlukahlukene. Inezinga eliphansi lokunwetshwa kokushisa okushisayo futhi ingafinyelela amandla kazibuthe aphezulu, iyenze ifanelekele izinhlelo zokusebenza ezisebenza kahle kakhulu, kufaka phakathi ama-cores kanye nama-motor laminations asebenzayo.
Ububi bensimbi engagqwali 17-4PH
- Izindleko Eziphakeme: Ngenxa yokusebenza kwayo okuhle kakhulu, izindleko ze-17-4PH ziphakeme kakhulu.
- Idinga Inqubo Eqondile Yokwelapha Ukushisa: Ukuze kuzuzwe ukusebenza kahle, inqubo yokwelapha ukushisa idinga ukulawulwa ngokuqinile.
- Ukuqina Okulinganiselwe: Nakuba inamandla aphezulu, ukuqina kwayo kuphansi, okungase kuholele ekwephukeni ngaphansi kwemithwalo enomthelela.
Ukwelashwa Kokushisa Kwensimbi Engagqwali 17-4PH
Ukuqina kweminyaka, okwaziwa nangokuthi ukuqina kwemvula, kusebenzisa izinhlayiya ezikhona noma ukungcola okuqinile ukuze kukhuliswe amandla engxubevange. I-17-4 insimbi engagqwali ifaneleka kakhulu kule nqubo.
Ukuze uqinise iminyaka engu-17-4 insimbi engagqwali PH, ukwelashwa kwesisombululo kusetshenziswa kuqala, kulandelwa ukucisha nokuguga. Ukwelashwa kwenziwa ku-1050 ° C imizuzu engu-30. Ukuze uqedele ukuqina kwemvula, izinga lokushisa lingu-480°C kuya ku-760°C, ngokuvamile lidinga amahora amabili kuya kwamane.
Okulandelayo yizakhiwo zemishini ye-17-4PH yensimbi engagqwali ngaphansi kwezimo ezihlukene zokwelashwa kokushisa:
Izakhiwo Zomzimba | |||||
Isimo | I-tensile | Veza | Ukunwetshwa | Ukuncishiswa Kwendawo | Ukuqina |
H900 | 190KSI | 170KSI | 10% | 35% | 35HRC |
I-H1025 | 155KSI | 145KSI | 12% | 45% | 40HRC |
H1075 | 145 | 125 | 13 | 45 | 33-39HRC |
H1150 | 135 | 105 | 16 | 50 | 28-37HRC |
I-H1150D | 125 | 105 | 16 | 50 | 25-33HRC |
Izindlela Zokucubungula
- Ukwakhiwa Okushisayo: Ukuze kube nokushisa okwenza insimbi engagqwali engu-17-4PH, izinga lokushisa lokwakha kufanele lilawulwe. Ukwakhiwa okushisayo kungenziwa ku-1100-1200 ° C, kodwa ukupholisa okusheshayo kuyadingeka ukuze kugwenywe okusanhlamvu okuqinile.
- Ukubumba Okubandayo: Ngenxa yamandla ayo aphezulu, ukwakheka okubandayo kuba nzima kakhulu futhi ngokuvamile kudinga ukuhoxiswa okumaphakathi.
- I-Laser Cutting: Ifanele ukunemba kwemishini ye-17-4PH, ukusika kwe-laser kunikeza ukunemba okuphezulu nesivinini esikhulu, okwenza kube kuhle ukusika ubujamo obuyinkimbinkimbi.
- Ukushisela: Insimbi engagqwali engu-17-4PH inokushisela okuhle futhi ingasebenzisa izinqubo zokushisela okokufaka ukushisa okuphansi, njenge-TIG welding noma i-laser welding.
- CNC Machining: Izinto zamandla aphezulu zifanele umshini we-CNC, kodwa amathuluzi obunzima obukhulu ayadingeka.
- I-EDM yocingo: I-Wire Electrical Discharge Machining (EDM) ifaneleka ukusika ngokunemba kwezinto ezinobunzima obuphezulu, ukufeza ukunemba okuphezulu kanye nekhwalithi enhle yendawo.
- Ukugaya: Ukugaya kungasetshenziselwa ukuqedwa kwezingxenye, ukufeza ukunemba okuphezulu nokuqeda kahle kwendawo, okudinga amathuluzi okugaya obunzima obukhulu.
- ME:I-Metal Injection Molding (MIM)ilungele ukukhiqiza izingxenye ezincane, eziyinkimbinkimbi.
Ithebula lokusebenza lensimbi engagqwali engu-17-4Ph kwinqubo ye-MIM
| Okubalulekile | Ukuminyana(g/cm³) | Amandla Okuqina(MPa) | Isivuno Amandla(MPa) | Ukwelula(%) | Ukuqina(HRC) | I-Thermal Conductivity(W/m·K) | Ukungazweli Kagesi(Ωm) |
| 17-4PH Insimbi engagqwali | 7.75 | 1100-1300 | 950-1050 | 10-15 | 28-38 | 18 | 6.4 x 10^-7 |
| 316L Insimbi Engagqwali | 7.99 | 480-620 | 170-310 | 30-40 | 20-25 | 16.3 | 7.4 x 10^-7 |
| 304L Insimbi Engagqwali | 7.85 | 515-740 | 210-310 | 40-50 | 20-25 | 16.2 | 7.2 x 10^-7 |
| 440C Insimbi Engagqwali | 7.70 | 760-2000 | 450-1900 | 2-3 | 57-60 | 24.2 | 5.5 x 10^-7 |
| 420 Insimbi Engagqwali | 7.74 | 520-700 | 400-600 | 10-20 | 50-55 | 24 | 5.3 x 10^-7 |
| 430 Insimbi Engagqwali | 7.74 | 450-700 | 310-345 | 22-30 | 35-45 | 25 | 5.8 x 10^-7 |
Izinhlelo zokusebenza ze-17-4PH kumikhiqizo ye-MIM
Ubuchwepheshe be-Metal Injection Molding (MIM) buvumele ukusetshenziswa kabanzi kwezinto ezingu-17-4PH ekukhiqizeni izingxenye ezincane neziyinkimbinkimbi. Lezi zingxenye zisetshenziswa kakhulu kumishini kagesi, imishini yezokwelapha, imboni yezimoto, kanye ne-aerospace. Ngokwesibonelo:
- Amadivayisi Ezokwelapha: Isetshenziselwa ukukhiqiza amathuluzi okuhlinza, izimila, nezinye izinto ezidingeka kakhulu.
- Amadivayisi kagesi: Isetshenziselwa ukukhiqiza izingxenye ezinembayo kumaselula, amakhompyutha aphathekayo, neminye imikhiqizo kagesi.
- Imboni Yezimoto: Isetshenziselwa ukukhiqiza izingxenye ezinamandla kakhulu njengezingxenye zenjini nezingxenye zesistimu yokudlulisa.
- I-Aerospace: Isetshenziselwa ukukhiqiza izingxenye ezisebenza kahle njengezingxenye zesakhiwo sendiza nezingxenye zenjini.
FAQ
Iyini i-Stainless Steel 17-4PH?
Insimbi Engagqwali engu-17-4PH iyinsimbi engenasici enamandla amakhulu kanye nokumelana nokugqwala okuhle.
Ingabe i-17-4 insimbi engagqwali kazibuthe?
Njengazo zonke izinsimbi ze-alloy, insimbi engagqwali engu-17-4 iba kazibuthe ngemva kokuqina.
Ingabe i-17-4 insimbi engagqwali iyagqwala?
Le alloy ibhekwa njengokumelana nokugqwala okuqinile, ikakhulukazi uma kuqhathaniswa nezinye izinhlobo zensimbi engagqwali. Kodwa-ke, uma i-17-4PH insimbi engagqwali ivezwa ezindaweni ezinokhahlo isikhathi eside futhi inganakekelwa kahle, isengagqwala ngaphansi kwezimo ezithile.
Ayini amandla aqinile wensimbi engagqwali engu-17-4?
Amandla amancane aqinile ale alloy angu-160,000 PSI (amaphawundi nge-intshi yesikwele), futhi angafinyelela ku-210,000 PSI ngaphansi kwezimo zobunzima obudala.
Yiziphi izingxenye zamakhemikhali eziyinhloko zensimbi engagqwali 17-4PH?
Izingxenye eziyinhloko zifaka i-Chromium (15.0-17.5%), i-Nickel (3.0-5.0%), i-Copper (3.0-5.0%), ne-Niobium (0.15-0.45%).
Iyini ukuminyana kwensimbi engagqwali engu-17-4PH?
Ukuminyana kwayo kungu-7.75 g/cm³.
Yiziphi izindlela zokucubungula ezingasetshenziswa ku-17-4PH yensimbi engagqwali?
Ingacutshungulwa ngokwakhiwa okushisayo, ukwakheka okubandayo, ukusika i-laser, ukushisela, i-CNC machining, i-Wire EDM, ukugaya, ne-MIM.
Yiziphi izinzuzo eziyinhloko ze-17-4PH yensimbi engagqwali?
Izinzuzo zayo zihlanganisa amandla aphezulu, ukumelana nokugqwala okuhle kakhulu, kanye nezakhiwo ezinhle zemishini.
Yiziphi izinkambu lapho 17-4PH insimbi engagqwali esetshenziswa ngokuyinhloko kunqubo ye-MIM?
Isetshenziswa kakhulu kwi-aerospace, izinto zezokwelapha, amathuluzi anembayo, nezingxenye zezimoto.