D2 vs SKD11 Cold Work Tool Steel: Sourcing Guide for Stamping Dies

Mau oyamba: Kulimbana ndi Abrasive Wear mu Cold Forming

Pazambiri-kudumpha kwazitsulo, kubisa kanthu, ndi kutulutsa kozizira kwambiri, chuma chopanga zinthu chimatsimikiziridwa ndi kugwiritsa ntchito moyo wautali. Nthawi zonse makina osindikizira akamazungulira, zida zopangira zida zimakhala ndi mphamvu zopondereza komanso kugwedezeka kwakukulu kwa chogwiriracho.

Ngati zinthu kufa alibe kwambiri avale kukana, adzavutika ndi "galling" (ozizira kuwotcherera workpiece kufa) kapena mofulumira abrasive kuvala, chifukwa burred m'mbali pa chomaliza mankhwala ndi zosavomerezeka fakitale downtime kwa tooling m'malo. Mosiyana ndi zimenezi, ngati zinthu zakufazo zimakhala zowonongeka kwambiri chifukwa cha kusagwira bwino ntchito kwazitsulo, m'mphepete mwake mudzagwedezeka, ndikuwononga nthawi yomweyo nkhungu yomwe imawononga madola masauzande ambiri ku makina.

Chonde dziwani: Buku la uinjiniyali lapangidwa makamaka kwa oyang'anira zogula ndi akatswiri opanga zida omwe ali ndi udindo wopeza midadada yaiwisi, mipiringidzo yosalala, ndi mipiringidzo yozungulira yopangira ma kufa. Imayang'ana kwambiri zakuthupi, osati zigawo zakufa.

Kuti apeze mwayi wopambana mamiliyoni ambiri popanda kulephera, makampani opanga masitampu padziko lonse lapansi amadalira kwambiri gulu linalake la{{0}carbon, high-chromiumozizira ntchito chida chitsulo. Ku North America, muyezo wotsimikizika ndiD2 chida chitsulo. M'mayiko aku Asia ndi padziko lonse lapansi, mawonekedwe ofanana ndi awaChithunzi cha SKD11.

Monga certified globalkufa zitsulo katundu, Promisteel imapereka buku lokwanira lothandizira kuti lithandizire magulu ogula zinthu pofotokoza zololera zenizeni za mankhwala, zoyezetsa zamkati, komanso njira zochizira kutentha zomwe zimafunikira kuti muwonjezere moyo wa zida zanu zakufa.

Executive Procurement Summary

Pamadipatimenti ogula omwe akuwongolera njira zawo zoperekera zinthu zopangira, kuzindikira malire a D2 ndi SKD11 ndiye gawo loyamba lofunikira.

Tchulani Chitsulo cha D2 / SKD11 Cold Work Tool IF:

• Kuyikira Kwambiri Kupanga:Malo anu amapanga-zingwe zolemetsa, kupondaponda pang'onopang'ono kufa, zinkhonya zozizira kwambiri, kapena kugudubuza ulusi.
• Valani Chofunika Kwambiri:Njira yoyamba yolephereka yomwe mukulimbana nayo ndi kuvala kowopsa kapena kukwiya pakapita nthawi yayitali.
• Malo Ogwirira Ntchito:Kutentha kwa mawonekedwe pakati pa tooling ndi workpiece kumakhalabe pansi pa 200 digiri (390 digiri F) panthawi yopanga ndondomeko.
• Kupirira Kukhazikika:Kufa kopangidwa ndi makina kumafuna kukhazikika kokhazikika panthawi yochiritsa kutentha (awa ndi mpweya-kuuma/mafuta-magiredi owumitsa omwe amawonetsa kupotoza pang'ono).

Musatchule D2 / SKD11 NGATI:

Kugwiritsa ntchito kwanu kumakhudza kugwedezeka kwakukulu kapena kugwedezeka kopitilira muyeso (mwachitsanzo, zopukutira zolemera kwambiri kapena kufota kotentha). Ma chromium carbides omwe amapereka D2 kuti asavale amapangitsanso kuti ikhale yocheperako kuposa {{4}carbon shock-zosatha zitsulo.

🔗 [Internal Link Hook]: Kodi ndinu mainjiniya opangira-aluminiyamu kutentha kwambiri?

Chitsulo chozizira chimaphwanyidwa chifukwa cha kutentha. Unikaninso malangizo athu okhudza{1}}njira zina zotentha kwambiri:

[H13 Hot Work Tool Steel: SKD61 and 1.2344 Sourcing ->]

Mapangidwe a Chemical ndi Mbiri ya Metallurgical

The lodziwika bwino kuvala kukaniza waD2 chida chitsulondi kufanana kwakeChithunzi cha SKD11zimachokera ku hyper-eutectoid chemistry yawo yapadera. Amagawidwa ngati zitsulo za chrome 12% za ledeburitic.

Ntchito ya Metallurgical mu Stamping Imwalira:

• Mpweya wa Carbon + High Chromium:Panthawi yolimba pa mphero yachitsulo, zomangira zambiri za kaboni ndi chromium kupanga zazikulu, zoyambira za chromium carbides (mtundu wa $M_7C_3$). Ma carbides awa ndi ovuta kwambiri kuposa matrix ozungulira zitsulo. Ndi tinthu tating'onoting'ono tomwe timatha{4}}zolimba kwambiri timene timatulutsa timadzi timene timatulutsa timadzi timene timatulutsa timadzi timene timatulutsa timadzi timene timatulutsa zitsulo.
• Molybdenum:Zimawonjezera kuuma kwambiri. Izi zimathandiza kuti midadada ikuluikulu, yokhuthala ya D2 ikhale yowumitsidwa chimodzimodzi kudzera pachimake ndi kuziziritsa kwa mpweya kapena kuzimitsa mpweya wa vacuum, kuchepetsa kupotoza.
• Vanadium:Imayeretsa kukula kwa chitsulo chachitsulo ndikupanga chachiwiri, vanadium carbides yolimba kwambiri, kupititsa patsogolo kusungidwa kwa nkhonya zodula.

Kuletsa Kuwonongeka Kwa Zopanga (Kuwongolera Ubwino)

Kwa oyang'anira zogula, kutchula "D2" ndi poyambira chabe. Chifukwa chachikulu akusindikiza zinthu zakufaamalephera kupanga si olakwika umagwirira, koma osauka zitsulo dongosolo anapeka pa mlingo mphero. Kugula kuyenera kutsatiridwa ndi magawo awiri okhwima owongolera khalidwe pochita ndi chilichonsekufa zitsulo katundu.

1. Kuwongolera Kugawikana kwa Carbide (The Chipping Hazard)

Chifukwa D2 ili ndi 12% chromium ndi 1.5% ya kaboni, ma carbides akulu akulu amakonda kusonkhana pamodzi mosalekeza (kumanga) panthawi yoponya mphero. Ngati maukonde a carbide awa sanasweka panthawi yopanga, amakhala ngati malo ofooka kwambiri. Makina osindikizira opangidwa kuchokera ku D2 opatulidwa kwambiri akumana ndi zoopsa kwambiri pakuyamba kwake.

• Mulingo Wogulira:Fufuzani-zambiri-zogwirizana nazo. Makina opangira zitsulo akuyenera kugwiritsa ntchito-njira zingapo zophatikizira{4}}zopangira ukadaulo kuti aphwanye ma netiweki a carbide ndi kugawa ma carbide mofanana mu matrix. Tchulani malire ovomerezeka a tsankho la carbide malinga ndi miyezo ngati SEP 1520 kapena ASTM A681.

2. Chikhalidwe Chogawira Mgayo (Annealing)

Kuti muthandizire kukonza makina a CNC ndikuchepetsa kuvala kwa zida pamalo anu, zopangira ziyenera kuperekedwa mumkhalidwe Wokwanira wa Spheroidized Annealed.

• Mulingo Wogulira:Onetsetsani kuti satifiketi ya Mill Test Certificate (MTC) imatsimikizira kuuma kwakukulu komwe kwaperekedwa255 HB (Brinell). Zinthu zoperekedwa molimba kuposa izi zitha kufulumizitsa kwambiri kuvala kwa ma tungsten carbide kumapeto kwa mphero ndi zolowetsamo.

Ndondomeko Zochizira Kutentha ndi Dimensional Stability

Kupambana kwa ntchito yozizira kufa kumadalira kwathunthu kulondola kwa chithandizo chake cha kutentha.Chithunzi cha SKD11ndiD2amapangidwa makamaka kuti azikhala okhazikika, zomwe zimalola kuti ma profiles ovuta apangidwe asanaumidwe ndi positi yochepera-yofunikira.

Standard Harding Cycle:

1. Austenitizing:Diso yopangidwa ndi makina imatenthedwa mu ng'anjo yovunikira kufika madigiri 1000 - 1040 (1830 digiri F - 1900 digiri F).
2. Kuthetsa:D2 ndi mpweya-woumitsa kapena wowumitsa mpweya-wozimitsa chitsulo. Kuzizira pang'onopang'ono kwa kuzimitsa mpweya/gasi ndi chifukwa chachikulu chomwe chimakanira kugwedezeka ndi kusokonekera poyerekeza ndi mafuta-ozimitsidwa kapena madzi-azimitsidwa.
3. Monga-Kulimba Kwambiri:Imakwaniritsa pafupifupi 60-63 HRC.

Njira Yofunika Kwambiri: Chithandizo cha Sub-Ziro (Cryogenic)

Chitsulo cha chida cha D2 chimakhala ndi chizolowezi chachitsulo chosunga austenite pambuyo pozimitsa. Austenite yosungidwa ndi yosakhazikika komanso yofewa. Kwa miyezi ingapo ikugwira ntchito kutentha kwa firiji, imasinthidwa pang'onopang'ono kukhala martensite, zomwe zimapangitsa kuti kufa kuchuluke pang'ono (kutupa kwapang'onopang'ono). Izi zimawononga zilolezo zolimba zomwe zimafunikira pakudumpha molondola kufa.

• Engineering Solution:Ikangozimitsidwa, -yolondola kwambiri D2 ikafa iyenera kupatsidwa chithandizo cha-ziro (kawirikawiri -madigiri 80 mpaka -196 digirii pogwiritsa ntchito nayitrogeni wamadzi) kuti akakamize kusintha kotheratu kwa retained austenite kukhala martensite, kuonetsetsa kukhazikika kokhazikika kwanthawi yayitali.

Kutentha:

Nthawi zambiri zimachitika pakati pa 200 digiri - 250 digiri (390 digiri F - 480 digiri F) kuti muchepetse kupsinjika kwamkati ndikusunga kulimbikira komaliza.58-62 HRCkuti muzitha kuvala bwino.

Global Equivalents Quick Reference

Kuyendera mapulaneti am'madera kumakhala kosavuta pamene kugula kumamvetsetsa kuti-carbon, 12% chromium matrix imakhala yofanana padziko lonse lapansi. Kwa ntchito zozizira kwambiri zozizira, masukulu awa amatha kusinthana.

Ntchito Zoyambira Zamakampani

Zothandizira zimagula yaiwisiD2 chida chitsulomidadada yopukutira ndi mipiringidzo yozungulira makamaka yopangira:

1. Kupondaponda ndi Kuvula Kufa:Zopangira heavy-gauge sheet metal, chitsulo chosapanga dzimbiri, ndi{1}}zigawo zolimba kwambiri zamagalimoto zamagalimoto.
2. Thread Rolling Ifa:Kumene kumafunikira mphamvu yopondereza kwambiri kuti apange ulusi wopanda ma abrasive kuvala.
3. Cold Extrusion nkhonya:Popanga ma geometries ovuta kutentha.
4. Industrial Shear Blades:Mipeni ya slitter yamapepala, mapulasitiki, ndi mizere yopangira zitsulo.
5. Mipeni Yopangira matabwa:Zolemetsa-zolemera zomwe zimafunika kusungidwa kwanthawi yayitali.

Kutsiliza: Kuteteza Chakudya Chanu Cha Cold Work

M'magawo ozizira a stamping ndi extrusion, mtengo wazinthu zopangira ndi wocheperako poyerekeza ndi mtengo wa makina opumira ndi kukonza kufa. KufotokozeraD2 chida chitsulokapenaChithunzi cha SKD11ndi mafakitale-njira yodziwika bwino yowonetsetsa kuti mavalidwe osavala bwino komanso osasunthika pakapangidwe kolemetsa.

Komabe, kuzindikira kuti kutsata mankhwala sikutsimikizira chiyero chamkati ndicho chizindikiro cha kugula kwapamwamba. Kupeza zinthu zopangira ndi kugawa yunifolomu ya carbide ndiyo njira yokhayo yopewera kuwonongeka kwa kufa.

Promisteel ndi odziwika padziko lonse lapansikufa zitsulo katundu, okhazikika pazitsulo zozizira kwambiri zozizira. Timapereka midadada yabodza, UT-zoyeserera zoyeserera komanso zozungulira zokonzedwa kuti zithetse tsankho, kuwonetsetsa kuti zida zanu zimabweretsa mikwingwirima yopanda vuto.

Konzani zokolola zanu lero:

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