Nhanganyaya ku1.2379 Tool Steel
1.2379 simbi yezvishandisosimbi, inozivikanwawo pasi rose sesimbi yeD2, isimbi ine kabhoni yakawanda, ine chromium yakawanda uye inotonhora, inozivikanwa nekudzivirira kwayo kupfeka zvakanyanya, simba rayo rekumanikidza, uye kugadzikana kwayo kwakanyanya. Inoshandiswa zvakanyanya muzvishandiso zvakasiyana-siyana zvinosanganisira madhiri ekuvhara, mabhomba, maburi ekucheka, uye maturusi ekugadzira.
At SAKYSTEL, isu tine hunyanzvi mukupa simbi yezvishandiso ye1.2379 mubhawa rakatenderera, bhawa rakatsetseka, uye mabhuroko akagadzirwa ane hunhu hwakavimbiswa uye maumbirwo chaiwo emakemikari. Muchinyorwa chino, tinopa ongororo yakakwana yehunhu hwemakemikari nehunyanzvi hwesimbi ye1.2379 uye tinoongorora kurapwa kwayo kupisa, mashandisirwo ayo, uye kuenzanisa nedzimwe simbi dzezvishandiso.
Kuumbwa kweMakemikoro eSimbi yeChishandiso ye1.2379 (DIN Standard)
Kuumbwa kwemakemikari ndiko hwaro hwehunhu hwemakanika uye kugona kupisa kwesimbi yezvishandiso. Sekureva kweDIN EN ISO 4957, kuumbwa kwemakemikari kwakajairika kwesimbi yezvishandiso ye1.2379 (D2) ndekwekuti:
| Chinhu | Zviri Mukati (%) |
|---|---|
| Kabhoni (C) | 1.50 – 1.60 |
| Chromium (Cr) | 11.00 – 13.00 |
| Molybdenum (Mo) | 0.70 – 1.00 |
| Vanadium (V) | 0.80 – 1.20 |
| Manganese (Mn) | 0.15 – 0.45 |
| Silikoni (Si) | 0.10 – 0.60 |
| Phosphorus (P) | ≤ 0.03 |
| Sarufa (S) | ≤ 0.03 |
Zvinhu Zvikuru zveMakemikari:
- Zviri muChromium Yakawanda (11-13%)inowedzera ngura uye kuramba kupfeka.
- Vanadium (0.8–1.2%)inovandudza kunatswa kwezviyo uye inowedzera hupenyu hwezvishandiso.
- Kabhoni (1.5%)inopa kuomarara kwakanyanya mushure mekupisa.
Zvinhu izvi zvinosanganisa simbi zvinogadzira network yakasimba yekabhoni mu microstructure, zvichiwedzera zvakanyanya hupenyu hwezvishandiso munzvimbo dzinokurumidza kupfekwa.
Zvimiro zveMichina zveSimbi yeZvishandiso ye1.2379
| Pfuma | Kukosha Kwakajairika (Kwakadzoserwa) | Mamiriro Akaoma |
|---|---|---|
| Kuoma | ≤ 255 HB | 58 - 62 HRC |
| Simba reKusimba | 700 – 950 MPa | Kusvika ku2000 MPa |
| Simba Rinodzvinyirira | - | Yakakwirira |
| Kusimba Kwemhedzisiro | Zviri pakati nepakati | Zviri pakati nepakati |
Zvinyorwa:
- Mushure mekupisa uye kudziya, simbi yacho inova nesimba rakawanda kusvika ku62 HRC.
- Inochengetedza kuomarara kusvika ku425°C, zvichiita kuti ikodzere kushandiswa mukutakura zvinhu zvakawanda uye nekukurumidza.
Kurapa Kupisa kwe1.2379 / D2 Tool Steel
Maitiro ekurapa kupisa anokanganisa zvakanyanya mashandiro esimbi yeD2 tool.
1. Kunyungudutsa
- Tembiricha:850 – 900°C
- Kutonhodza:Furnace inotonhorerwa pa10°C/awa kusvika 600°C, yozotonhodzwa nemhepo.
- Chinangwa:Kuderedza kushushikana kwemukati uye kugadzirira kugadzira.
2. Kuomesa
- Pisa:650 – 750°C
- Zvinosimbisa:1000 – 1040°C
- Kudzima:Mhepo, vacuum kana mafuta
- Cherechedza:Dzivisa kupisa zvakanyanya izvo zvinogona kukonzera kuti tsanga dziome.
3. Kudzikamisa
- Kureba kweTembiricha:150 – 550°C
- Kutenderera:Kazhinji kacho kaviri kana katatu kekudzora tempering
- Kuoma Kwekupedzisira:58 - 62 HRC zvichienderana nekupisa
Maitiro ekudzikamisa anovimbisa kusimba uye anoderedza kuputsika mushure mekudzima.
Mashandisirwo e1.2379 Tool Steel
1.2379 simbi yesimbi inoshandiswa zvakanyanya kune:
- Kuvhara uye kurova machira
- Thread rinopfungaira anofa
- Kubuda kwechando kunofa
- Zvishandiso zvekuumba nekutsikisa
- Zviumbwa zvepurasitiki zvinoda kuramba kupfeka zvakanyanya
- Mapanga nemapazi emuindasitiri
Nekuda kwekudzivirira kwayo kupfeka zvakanyanya uye kuchengetedza miganhu, 1.2379 inonyanya kukodzera kugadzirwa kwenguva refu uye mashandiro ekumanikidzwa kwakanyanya.
Kuenzanisa Nezvimwe Zvishandiso Zvesimbi
| Giredhi reSimbi | Kuramba Kupfeka | Kusimba | Hurefu Hwokuoma (HRC) | Kuramba Kuora |
|---|---|---|---|---|
| 1.2379 / D2 | Yakakwirira Zvikuru | Pakati nepakati | 58–62 | Pakati nepakati |
| A2 | Yakakwirira | Yakakwirira | 57–61 | Zvakaderera |
| O1 | Zviri pakati nepakati | Yakakwirira | 57–62 | Zvakaderera |
| M2 (HSS) | Yakakwirira Zvikuru | Pakati nepakati | 62–66 | Pakati nepakati |
SAKYSTELMainjiniya anowanzo kurudzira 1.2379 apo maturusi anoda kugadzikana kwemativi ese uye kuramba kupfeka mukugadzira zvinhu zvakawanda.
Kushongedza uye Kugona Kugadzira Machina
1.2379 haikurudzirwi pakunamira nekuda kwehuwandu hwayo hwekabhoni yakawanda uye njodzi yekutsemuka. Kana kunamira kuchigona kudzivirirwa:
- Shandisa maelectrode asina hydrogen yakawanda
- Pisa kusvika 250–300°C
- Kurapa kupisa mushure mekusveta kwakakosha
Kugona kushandiswa:
Kugadzira michina 1.2379 iri mumamiriro ayo ekunamirwa kuri nyore pane kuomesa. Zvishandiso zveCarbide zvinokurudzirwa nekuda kwekuvapo kwemacarbides akaomarara.
Kurapa Kwepamusoro
Kuti iwedzere kuomarara kwepamusoro uye kuramba ngura, simbi yezvishandiso ye1.2379 inogona kuitwa zvinotevera:
- Kubvisa marara
- Kuputira kwePVD (TiN, CrN)
- Kuputira kwakasimba kwechrome
Kurapa uku kunowedzera hupenyu hwezvishandiso, kunyanya kana zvikashandiswa zvakanyanya.
Mafomu neSaizi Zviripo
| Fomu | Saizi Inowanikwa |
|---|---|
| Bhawa redenderedzwa | Ø 20 mm – 400 mm |
| Bhawa Rakatsetseka / Ndiro | Ukobvu 10 mm - 200 mm |
| Chivharo chakagadzirwa | Saizi Dzakagadzirwa Nemunhu |
| Nzvimbo Yakakodzera | Kana wakumbira |
Tinopa mabasa ekucheka nekupisa akagadzirwa zvinoenderana nezvinodiwa neprojekiti.
Mitemo Yakaenzana ye1.2379 Simbi Yekushandisa
| Nyika | Standard / Giredhi |
|---|---|
| Jerimani | DIN 1.2379 |
| USA | AISI D2 |
| Japani | JIS SKD11 |
| UK | BS BH21 |
| Furanzi | Z160CDV12 |
| ISO | X153CrMoV12 |
Kuenzana uku kunobvumira kuwanikwa kwezvinhu izvi pasi rose zvine hunhu hwakafanana.
Mhedziso: Sei Uchifanira Kusarudza Simbi Yekushandisa 1.2379?
1.2379 / D2 tool steel isarudzo yepamusoro-soro yekushandiswa kwema tooling ane simba guru nekuda kwe:
- Kuramba kupfeka kwakanyanya
- Kugadzikana kwehukuru panguva yekurapwa kwekupisa
- Kuomarara kwakanaka kwazvo
- Mhando dzakasiyana dzekushandiswa kwemaindasitiri
Kune maindasitiri anoda kugara kwenguva refu, kunyatsoita zvinhu nemazvo, uye kushandisa maturusi asingadhuri, 1.2379 inoramba iri giredhi resimbi rakavimbika. Ingave yekugadzira madhayi kana kugadzira zvinhu zvinotonhora, inoshanda nguva dzose pasi pekumanikidzwa.
At SAKYSTEL, tinovimbisa simbi yemhando yepamusoro ye1.2379 ine makemikari akakodzera uye miganhu yakasimba. Bata nesu kuti uwane kuwanikwa kwemidziyo, mitengo, uye masevhisi ekugadzira zvinhu zvakagadzirwa.
Mibvunzo Inowanzo bvunzwa Nezve 1.2379 Tool Steel
Mubvunzo 1: Chii chinonzi kuomarara kwakanyanya kwe1.2379 mushure mekupisa?
A: Kusvika ku62 HRC zvichienderana nemaitiro ekudzima uye ekudziya.
Mubvunzo wechipiri: Ko 1.2379 inogona kushandiswa mumamiriro ekushanda anopisa here?
A: Kwete, yakagadzirirwa kushandiswa pabasa rinotonhora.
Mubvunzo 3: Simbi yeD2 ine magineti here?
A: Ehe, kana yaoma, ine simba re ferromagnetic.
Mubvunzo wechina: Ndezvipi zvimwe zvinoshandiswa panzvimbo pe1.2379?
A: Zvishandiso zvesimbi zveA2 neM2 zvinowanzo shandiswa zvichienderana nekuoma kana kupisa kunodiwa.
Nguva yekutumira: Chikumi-25-2025