Simbi yemidziyo yakakosha mukubudirira kweiyo chaiyo machining, simbi stamping, kufa kufa, uye kuwanda kwekushandiswa kwemaindasitiri. Pakati pemhando dzakawanda dzesimbi dziripo,A2uyeD2ndiwo maviri anonyanya kushandiswa. Mainjiniya, nyanzvi dzekutenga zvinhu, uye vagadziri vezvishandiso vanowanzotarisana nemubvunzo:
Ko A2 mudziyo simbi nani pane D2 mudziyo simbi?
Mhinduro yacho inotsamira pane chaiyo application, zvinhu zvinodiwa, uye kuita zvinotarisirwa. Muchinyorwa chino, isu tichafananidza A2 uye D2 chishandiso simbi mukati memakemikari kuumbwa, kuoma, kuomarara, kupfeka kuramba, machinability, uye makesi ekushandisa kuti akubatsire kuona kuti ndeipi inonyatso kuenderana nezvido zvako.
Mhedziso yeA2 Tool Steel
A2 mudziyo simbiisimbi inoomesa mhepo, yepakati-yakasanganiswa nesimbi inotonhora. Iyo ndeyeA-series (air-hardening) uye inozivikanwa nekunaka kwakanaka pakatikupfeka kurambauyekuoma.
Zvinhu zvakakosha zveA2:
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Yakanakisa dimensional kugadzikana panguva yekupisa kurapwa
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Good machinability
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Kuramba kupfeka zvine mwero
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High impact kuoma
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Kazhinji kuomeswa kusvika 57–62 HRC
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Inopikisa kuputika uye kukanganisa
Common Applications:
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Kuvhara nekuumba kunofa
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Trim inofa
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Thread rolling inofa
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Gauges
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Industrial mapanga
Mhedziso yeD2 Tool Steel
D2 mudziyo simbindeye yakakwira kabhoni, yakakwira chromium inotonhora yekushandisa simbi inozivikanwa nezvayoyakanakisa kupfeka kurambauyekuoma kwepamusoro. Iyo ndeyeD-series (yakakwira kabhoni, yakakwira chromium simbi), uye inoshandiswa zvakanyanya mumashandisirwo ayo maturusi anoiswa pasi pekupfeka abrasive.
Zvinhu zvakakosha zveD2:
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Kunyanya kupfeka kusagadzikana
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Kuoma kwepamusoro, kazhinji 58–64 HRC
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Simba rakanaka rekumanikidza
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Kuderera kwesimba kusimba kana ichienzaniswa neA2
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Oiri kana kuomesa mhepo
Common Applications:
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Zvibhakera zvofa
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Shear blades
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Maturusi ekucheka maindasitiri
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Zviumbwa zvepurasitiki
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Coining uye embossing zvishandiso
Kuenzanisa Kwemakemikari
| Element | A2 (%) | D2 (%) |
|---|---|---|
| Kabhoni (C) | 0.95 - 1.05 | 1.40 - 1.60 |
| Chromium (Cr) | 4.75 - 5.50 | 11.00 - 13.00 |
| Molybdenum (Mo) | 0.90 - 1.40 | 0.70 - 1.20 |
| Manganese (Mn) | 0.50 - 1.00 | 0.20 - 0.60 |
| Vanadium (V) | 0.15 - 0.30 | 0.10 - 0.30 |
| Silicon (Si) | ≤ 0.50 | ≤ 1.00 |
Kubva pane iyi chati, tinogona kuona izvozvoD2 ine zvakanyanya kabhoni uye chromium, ichipa iyo yepamusoro kupfeka kusagadzikana uye kuoma. Zvisinei,A2 ine kuoma kuri naninekuda kwehuwandu hwayo hwakaenzana alloy content.
Kuoma uye Wear Resistance
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D2: Inozivikanwa nekuomarara kwemazinga anosvika makumi matanhatu nemana HRC, zvichiita kuti ive yakakodzera pakupfeka-yakanyanya maoparesheni. Inochengetedza kupinza kwekupinza kwenguva yakareba.
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A2: Zvishoma zvakapfava pakutenderedza 60 HRC, asi ine zvakakwana kupfeka kuramba kwezvese-chinangwa maapplication.
Mhedziso: D2 iri nani kuneabrasion resistance, nepo A2 iri nani kune zvishandiso zviri pasishock loading.
Toughness uye Impact Resistance
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A2: Kunyanya kupikisa kuramba uye kusimba kuri nani, izvo zvinobatsira kudzivirira kuputika kana kuputika panguva yekushanda.
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D2: More brittle mukuenzanisa; kwete yakanakira kukanganisa kana kuremerwa mamiriro ezvinhu.
Mhedziso: A2 iri nani kune zvikumbiro zvinodasimba rekuita uye kuramba kuparara.
Dimensional Kugadzikana Panguva Kupisa Kurapa
Masimbi ese ari maviri anoratidza kugadzikana kwakanaka, asi:
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A2: Kuomesa mhepo kunoita kuti igadzikane zvakanyanya; njodzi shoma yehondo.
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D2: Zvakawanda zvinokonzeresa kukanganiswa zvishoma nekuda kweiyo yakakwira kabhoni yemukati uye mafuta / kudzima mhepo.
Mhedziso: A2 iri nani zvishoma kuneprecision tooling.
Machinability
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A2: Zviri nyore kuita muchina mune annealed state nekuda kwekudzikisa carbide zvirimo.
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D2: Yakaoma kumushini nekuda kwekunyanya kupfeka kuramba uye kuoma.
Mhedziso: A2 iri nani kana uchidanyore kugadzirisakana kuti vari kushanda nezvimiro zvakaoma.
Edge Kuchengeta uye Kucheka Kuita
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D2: Inobata mupendero wakapinza kwenguva yakareba; yakanakira maturusi ekucheka kwenguva refu uye mapanga.
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A2: Kuchengetedzwa kwakanaka kwemupendero asi kunoda kurodza kakawanda.
Mhedziso: D2 inopfuura mukatikucheka midziyo yekushandisa.
Kufunga Kwemari
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D2: Kazhinji inodhura zvakanyanya nekuda kwepamusoro alloy zvemukati uye mutengo wekugadzirisa.
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A2: Inodhura uye iri nyore kushanda nayo mune akawanda maapplication.
Mhedziso: A2 inopa zvirinanikuenzanisa kwekuita uye marikune general applications.
Ndeipi Iri Nani?
Iko hakuna-saizi-inokodzera-yese mhinduro. Sarudzo pakati peA2 neD2 inoenderana nekuti zvivakwa zvipi zvinonyanya kukosha papurojekiti yako.
| Chinodiwa Chekushandisa | Yakakurudzirwa Simbi |
|---|---|
| High kupfeka kuramba | D2 |
| High kuoma | A2 |
| Kuchengetedza kumucheto kwenguva refu | D2 |
| Shock resistance | A2 |
| Dimensional kugadzikana | A2 |
| Mari inokwanisika | A2 |
| Zvirinani machinability | A2 |
| Zvishandiso zvekucheka, mashizha | D2 |
| Kuumba kana kufuka kunofa | A2 |
Chaiyo-Nyika Muenzaniso: Kufa Kuita
Mukugadzirwa kwemafuta:
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A2inosarirwakufuka inofa, uko kukanganisa kurodha kwakakwira.
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D2yakanakirakubaya zvinhu zvitetekana kuti kurarama kwenguva refu kwakakosha.
Kutsvaga A2 uye D2 Tool Steels
Paunenge uchitsvaga chero yeaya masimbi masimbi, zvakakosha kuve nechokwadi chakaenderana mhando, yakavimbika yekupisa nzira dzekurapa, uye chitupa chizere. Apa ndiposakysteelinogona kutsigira zvaunoda zvokunyama.
Semutengesi wepasi rose wemidziyo yesimbi,sakysteelzvinopa:
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Certified A2 uye D2 mudziyo simbi mahwendefa uye mbariro
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Precision yekucheka uye machining masevhisi
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Kupisa-kurapwa uye annealed sarudzo
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Kukurumidza kutumira pasi rose
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Tsika mhinduro dze mold, inofa, uye yekucheka maturusi
Kunyangwe kukosha kwako kuri kudhura-kushanda, kusimba, kana kuita kwemuchina,sakysteelinopa mhinduro dzemhando yepamusoro dzinotsigirwa nemakore echiitiko.
Mhedziso
Saka,A2 mudziyo simbi nani pane D2 mudziyo simbi?Mhinduro ndeiyi:zvinoenderana nemashandisirwo ako chaiwo.
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SarudzaA2nokuda kwekuoma, kusagadzikana kwekuvhunduka, uye nyore kwekugadzira.
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SarudzaD2nekuda kwekuoma, kupfeka kusagadzikana, uye hupenyu hurefu hwehupenyu.
Masimbi ese ari maviri anoshanda zvinangwa zvakasiyana munyika yemidziyo. Sarudzo chaiyo inovimbisa hupenyu hurefu hwematurusi, kukundikana kushoma, uye kuita zvirinani kushanda. Gara uchifunga nezvenzvimbo yako yekushanda, vhoriyamu yekugadzira, uye kugona kugadzirisa paunosarudza pakati peA2 neD2.
Nguva yekutumira: Aug-05-2025