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Tataiso e akaretsang ea tšepe e sa hloekang 17-4PH

2024-06-19

tšepe e sa hloekang 17-4PH ke eng?

Ts'epe e sa hloekang 17-4PH, e tsejoang hape e le SUS630, ke pula e thatafatsang tšepe e sa hloekang.1 Ka ho eketsa likarolo tse kang koporo, molybdenum le niobium, ho thatafala ha pula hoa finyelloa, e le hore e ka boloka boima bo phahameng le matla ka mor'a ho tima. E na le thepa e ntle ea mochini le thepa ea ho sebetsa 'me e sebelisoa haholo sebakeng sa sefofane, lisebelisoa tsa lik'hemik'hale, lisebelisoa tsa bongaka le likarolo tse ling.

 

Motsoako oa lik'hemik'hale oa tšepe e sa hloekang 17-4PH

 

Nako le nako

Litaba

C

≤0.07

Le

≤1.00

Mong

≤1.00

C

15.00-17.50

Ho

3.00-5.00

P

≤0.04

S

≤0.03

Ka

3.00-5.00

Nb

0.15-0.45

 

 

Lintho tsa 'mele tsa tšepe e sa hloekang 17-4PH

 

Thepa

Litekanyetso

Botenya

7.75 g/cm³ (0.280 lbs/in³)

Mocheso o khethehileng

0.46 J/g°C

Ho hanyetsa Motlakase

6.4 x 10^-7 Ωm

Melting Range

1400-1440°C (2560-2625°F)

Thermal Conductivity (ho 100°C)

18 W/m·K

Elastic modulus

190-210 GPA

Kakaretso ea Coefficient ea Katoloso ea Thermal

10.8 x 10^-6 /°C

 

 

Thepa ea Mechini ea tšepe e sa hloekang 17-4PH

 

Stainless Steel 17-4PH e na le matla a phahameng le ho thatafala, ha e ntse e bonts'a ho tiea ho hotle le ductility. Lintho tse ka sehloohong tsa mechine ke tse latelang:

  • Matla a tšepe: 1100-1300 MPa
  • Kotulo Matla: 950-1050 MPa
  • Sekhahla sa Phokotso Sebakeng≥40%
  • Elongation: 10-15%
  • Ho thatafala: 28-38 HRC

 

Melemo ea Stainless Steel 17-4PH

 

  1. Matla a Phahameng le Bothata: Ka mor'a phekolo e thata ea pula, 17-4PH e ka finyella matla a phahameng haholo le boima, ka matla a ho hlahisa ho fihlela ho 1100-1300 MPa (160-190 ksi).
  2. Khahlano e Ntle ea Corrosion: Libakeng tse ngata tse senyang, alloy ea tšepe ea 17-4PH e bonts'a khanyetso e phahameng ea ho senya, ho feta litšepe tse ling tse thata tse sa tsitsang. Ka hona, e sebelisoa haholo lisebelisoa tsa ho lokisa lijo, likarolo tsa sefofane, oli le khase, le indastering ea ho lokisa lik'hemik'hale.
  3. Molemo Machinability le Weldability: E ka sebetsoa habonolo ka mekhoa ea khale ea machining joalo ka ho itšeha le ho tjheseletsa.
  4. Ts'ebetso e tsitsitseng ea Phekolo ea Mocheso: Thepa ea eona ea mochini e ka fetoloa ka mekhoa e fapaneng ea kalafo ea mocheso.
  5. Phahameng Customizability: 17-4PH tšepe e sa hloekang e ka khoneha haholo. Haholo-holo ka ho etsa ente ea phofo ea metallurgy, alloy e ka etsoa ho latela litlhoko tse khethehileng tsa mosebetsi, e leng se etsang hore e be khetho e nepahetseng bakeng sa lisebelisoa tse fapaneng tsa indasteri.
  6. E babatsehang Durability: 17-4PH tšepe e sa jeleng paate e tumme ka ho fana ka thata-thata le matla ka mocheso o fapaneng. E na le sekhahla se tlase sa katoloso ea mocheso 'me e ka fihlella matla a matla a khoheli, e etsa hore e tšoanelehe bakeng sa lits'ebetso tse sebetsang hantle, ho kenyeletsoa li-cores le li-motor laminations tse sebetsang hantle.

 

Mefokolo ea Stainless Steel 17-4PH

 

  1. Litšenyehelo tse Phahameng: Ka lebaka la ts'ebetso ea eona e babatsehang, litšenyehelo tsa 17-4PH li batla li phahame.
  2. E Hloka Mokhoa o Nepahetseng oa Phekolo ea Mocheso: Ho finyella ts'ebetso e nepahetseng, mokhoa oa ho phekola mocheso o hloka ho laoloa ka thata.
  3. Matla a Lekanyelitsoeng: Le hoja e na le matla a phahameng, ho tiea ha eona ho batla ho le tlaase, e leng se ka lebisang ho robeha tlas'a meroalo ea tšusumetso.

 

Phekolo ea Mocheso ea Stainless Steel 17-4PH

 

Ho thatafatsa lilemo, ho tsejoang hape e le ho thatafatsa ha pula, ho sebelisa likaroloana tse teng kapa litšila tse tiileng ho eketsa matla a alloy. 17-4 tšepe e sa hloekang e loketse haholo ts'ebetsong ena.

Ho thatafatsa 17-4 tšepe e sa hloekang PH, phekolo ea tharollo e sebelisoa pele, e lateloa ke ho tima le ho tsofala. Phekolo e etsoa ka 1050 ° C ka metsotso e 30. Ho phethela ho thatafala ha pula, sebaka sa mocheso ke 480°C ho isa ho 760°C, hangata se nka lihora tse peli ho isa ho tse nne.

Tse latelang ke thepa ea mochini ea 17-4PH ea tšepe e sa hloekang tlas'a maemo a fapaneng a kalafo ea mocheso:

Thepa ea 'Mele

Boemo

Tensile

Khefutsa

Katoloso

Phokotso ea Sebaka

Ho thatafala

H900

190KSI

170KSI

10%

35%

35HRC

H1025

155KSI

145KSI

12%

45%

40HRC

H1075

145

125

13

45

33-39HRC

H1150

135

105

16

50

28-37HRC

H1150D

125

105

16

50

25-33HRC

 

Mekhoa ea Ts'ebetso

 

  • Ho Etsa Mocheso: Bakeng sa ho chesa ho etsa tšepe e sa hloekang 17-4PH, mocheso oa ho etsa o lokela ho laoloa. Ho theha ho chesang ho ka etsoa ka 1100-1200 ° C, empa ho pholile ka potlako hoa hlokahala ho qoba lijo-thollo tse mahoashe.
  • Cold Thepa: Ka lebaka la matla a eona a holimo, ho bopa ha serame ho thata haholo 'me hangata ho hloka hore ho be le anneal e mahareng.
  • Ho khaola Laser: E loketse ho sebetsa ka mokhoa o nepahetseng oa 17-4PH, ho itšeha ka laser ho fana ka ho nepahala ho phahameng le lebelo le phahameng, ho etsa hore e be se loketseng bakeng sa ho seha libopeho tse rarahaneng.
  • Welding: Ts'epe e sa hloekang 17-4PH e na le matla a ho chesehela hantle 'me e ka sebelisa mekhoa ea ho kenya mocheso e tlaase, e kang TIG welding kapa laser welding.
  • Mochini oa CNC: Lisebelisoa tse matla haholo li loketse machining a CNC, empa lisebelisoa tse boima bo phahameng lia hlokahala.
  • EDM ea mohala: Wire Electrical Discharge Machining (EDM) e loketse ho itšeha ka mokhoa o nepahetseng oa thepa e thata haholo, ho finyella ho nepahala ho phahameng le boleng bo botle ba holim'a metsi.
  • Ho sila: Ho sila ho ka sebelisoa bakeng sa ho qeta likarolo, ho finyella ho nepahala ho phahameng le ho qeta hantle holimo, ho hloka lisebelisoa tse thata tsa ho sila.
  • KHONA:Metal Ente Molding (MIM)e loketse ho etsa likarolo tse nyenyane, tse rarahaneng.

 

Tafole ea ts'ebetso ea lisebelisoa tsa tšepe tse 17-4Ph ts'ebetsong ea MIM

 

Lintho tse bonahalang

Botenya(g/cm³)

Matla a tšepe(MPa)

Kotulo Matla(MPa)

Elongation(%)

Ho thatafala(HRC)

Thermal Conductivity(W/m·K)

Ho hanyetsa Motlakase(m)

17-4PH tšepe e se nang tšepe

7.75

1100-1300

950-1050

10-15

28-38

18

6.4 x 10^-7

316L Tšepe e se nang Mokelikeli

7.99

480-620

170-310

30-40

20-25

16.3

7.4 x 10^-7

304L tšepe e se nang mochini

7.85

515-740

210-310

40-50

20-25

16.2

7.2 x 10^-7

440C tšepe e sa hloekang

7.70

760-2000

450-1900

2-3

57-60

24.2

5.5 x 10^-7

420 Tšepe e Hloekileng

7.74

520-700

400-600

10-20

50-55

24

5.3 x 10^-7

430 Tšepe e Hloekileng

7.74

450-700

310-345

22-30

35-45

25

5.8 x 10^-7

 

Lisebelisoa tsa 17-4PH ho Lihlahisoa tsa MIM

 

Theknoloji ea Metal Injection Molding (MIM) e entse hore ho sebelisoe lisebelisoa tse ngata tsa 17-4PH ha ho etsoa likarolo tse nyenyane le tse rarahaneng. Likarolo tsena li sebelisoa haholo lisebelisoa tsa elektroniki, lisebelisoa tsa bongaka, indasteri ea likoloi le sefofane. Ka mohlala:

  • Lisebelisoa tsa Bongaka: E sebelisetsoa ho etsa lisebelisoa tsa ho buoa, li-implants, le likarolo tse ling tse batloang haholo.
  • Lisebelisoa tsa Elektronike: E sebelisetsoa ho hlahisa likarolo tse nepahetseng ka mehala ea cellular, lilaptop, le lihlahisoa tse ling tsa elektroniki.
  • Indasteri ea Likoloi: E sebelisetsoa ho etsa likarolo tse matla haholo tse kang likarolo tsa enjene le likarolo tsa tsamaiso ea phetisetso.
  • Sepakapaka: E sebelisetsoa ho hlahisa likarolo tse sebetsang hantle tse kang likarolo tsa sebopeho sa sefofane le likarolo tsa enjene.

 

LBH

 

Stainless Steel 17-4PH ke eng?
Stainless Steel 17-4PH ke tšepe e sa tsitsang e thatafatsang pula e nang le matla a phahameng le e hanyetsanang le kutu e ntle.

Na 17-4 tšepe e sa hloekang ke matla a khoheli?
Joalo ka litšepe tsohle tsa alloy, tšepe ea 17-4 e fetoha matla ka mor'a ho thatafala.

Na 17-4 tšepe e sa hloekang e rusa?
Alloy ena e nkoa e le matla a ho hanyetsa mafome, haholo-holo ha a bapisoa le mefuta e meng ea tšepe e sa hloekang. Leha ho le joalo, haeba tšepe e sa hloekang ea 17-4PH e pepesehile libakeng tse thata ka nako e telele 'me e sa hlokomeloe hantle, e ntse e ka rusa tlas'a maemo a itseng.

Matla a tensile a 17-4 tšepe e sa hloekang ke afe?
Matla a fokolang a alloy ena ke 160,000 PSI (liponto ka lisenthimithara tse lisekoere), 'me e ka fihla ho 210,000 PSI tlas'a maemo a thata ka lilemo.

Likarolo tse ka sehloohong tsa lik'hemik'hale tsa tšepe e sa hloekang 17-4PH ke life?
Likarolo tse ka sehloohong li kenyelletsa Chromium (15.0-17.5%), Nickel (3.0-5.0%), Copper (3.0-5.0%), le Niobium (0.15-0.45%).

17-4PH tšepe e sa hloekang ke bokae?
Boima ba eona ke 7.75 g/cm³.

Ke mekhoa efe ea ts'ebetso e ka sebelisoang bakeng sa tšepe e sa hloekang ea 17-4PH?
E ka sebetsoa ka ho etsa ho chesang, ho etsa serame, ho itšeha ka laser, welding, CNC machining, Wire EDM, grinding, le MIM.

Melemo ea mantlha ea tšepe e sa hloekang ea 17-4PH ke efe?
Melemo ea eona e kenyelletsa matla a phahameng, ho hanyetsa kutu e ntle haholo, le thepa e ntle ea mochini.

Ke masimong afe moo 17-4PH e sebelisoang haholo ts'ebetsong ea MIM?
E sebelisoa haholo sebakeng sa sefofane, lisebelisoa tsa bongaka, lisebelisoa tse nepahetseng, le likarolo tsa koloi.