Ⅰ-Ke engCr12MoV Cold Working Die Steel
Cr12MoV cold working die steel steel e hlahisoang ke Jinbaicheng ke ea sehlopha sa tšepe ea tšepe e sa sebetseng hantle, e tšoauoang ka khanyetso e phahameng ea ho roala, ho thatafala, deformation e nyane, botsitso bo phahameng ba mocheso, matla a ho kobeha a phahameng le thepa e 'ngoe.Ke ea bobeli ka mor'a tšepe ea lebelo le phahameng 'me ke thepa ea bohlokoa bakeng sa ho hatakela, lihlooho tse batang le lisebelisoa tse ling.Cr12MoV die steel ke tšepe ea carbon molybdenum ledeburite e nang le khabone e tlase ho feta tšepe ea Crl2.Molybdenum le vanadium li eketsoa ho ntlafatsa ts'ebetso e chesang ea ts'ebetso, ho ba le tšusumetso e matla le kabo ea carbide ea tšepe.Cr12MoV die steel e na le khabone e tlase ho feta Cr12 die steel.Ho eketsoa ha likarolo tse ncha tsa alloy ho ntlafatsa ts'ebetso ea carbide e sa lekanang.Ho feta moo, molybdenum le molybdenum li ka fokotsa karohano ea carbide le ho ntlafatsa ho thatafala.Vanadium le vanadium li ka hloekisa lijo-thollo le ho eketsa boima, Ka hona, tšepe ea hlobo ea Jin Baicheng ea Cr12MoV e thatafalloa haholo, e nang le karolo e ka tlase ho 400mm e ka tingoang ka ho feletseng, 'me e ntse e ka boloka boima bo botle le ho hanyetsa ho 300-400.℃. Besides, Jinbaicheng's Cr12MoV mold tšepe e na le matla a betere ho feta lisebelisoa tse ling tsa sehlopha se le seng 'marakeng ka kakaretso, mme monyetla oa ho fetoha ha molumo nakong ea ho tima o fokotsehile haholo.Ka hona, khanyetso ea eona e phahameng ea ho roala le thepa e ntle e felletseng ea mochini e etsa hore tšepe ea mofuta oa Jinbaicheng ea Cr12MoV e be e loketseng ho etsa liforomo tse fapaneng tse nang le likarolo tse kholo, sebopeho se rarahaneng, le ho mamella litlamorao tse kholo, hammoho le lisebelisoa tse fapaneng tsa setempe tlas'a maemo a boima a ho sebetsa, joalo ka ho phunya hoa shoa, ho poma hoa shoa, rolling dies, jj.
Ⅱ-Tataiso ea Kopo of Cr12MoV Cold Working Die Steel
①Cr12MoV e ka sebelisoa ho etsa libopeho tse rarahaneng tsa convex, concave, le ho kenya li-blocks bakeng sa ho phunya hlobo ka botenya ba thepa> 3mm.Ho kgothaletswa ho ba le boima ba 58 ~ 62HRC ha ho etsoa hlobo ea convex le 60 ~ 64HRC ha ho etsoa li-concave hlobo.
②Bakeng sa tlhahiso ea li-punch le li-concave hlobo tse hlokang ho hanyetsa ho apara ho phahameng, ho kgothaletswa ho ba le boima ba 60 ~ 62HRC ha ho etsoa punch le 62 ~ 64HRC ha ho etsoa hlobo ea concave.
③Bakeng sa tlhahiso ea liforomo tsa concave tse sa sebetseng ka har'a hlobo e tebileng ea ho taka, ho khothaletsoa ho ba le boima ba 62 ~ 64HRC.
④E sebelisoa bakeng sa ho hlahisa hlobo ea li-convex, li-concave hlobo, le li-blocks tse kenyang tse hlokang khanyetso e phahameng ea ho apara le libopeho tse rarahaneng liforong tse kobehang.Ho kgothaletswa ho ba le boima ba 60-64HRC ha ho etsoa hlobo ea convex, le 60-64HRC ha ho etsoa hlobo ea concave.
⑤Bakeng sa tlhahiso ea li-extrusion tse batang li shoa le ho shoa bakeng sa likarolo tsa aluminium, ho kgothaletswa ho ba le boima ba 60-62HRC ha o etsa die, le 62-64HRC ha o etsa die.
⑥Ho kgothaletswa ho sebelisa boima ba 62 ~ 64HRC bakeng sa hlobo ea convex le concave e sebelisetsoang ho etsa liforomo tse batang tsa koporo.
⑦Li-convex le li-concave hlobo tse sebelisetsoang liforomo tsa tšepe tse batang li khothalletsoa hore li be le boima ba 62 ~ 64HRC.
⑧Lipoleiti tsa tšepe tsa selemo tse nang le karolo e boima ea 0.65% ~ 0.80% tse sebelisetsoang ho etsa carbon li na le boima ba 37 ~ 42HRC, li fana ka nako ea bophelo ho fihlela ho 150000 cycles.
⑨Lipoleiti tsa tšepe tsa selemo tse nang le karolo e boima ea 0.65% ho 0.80% tse sebelisetsoang ho etsa carbon li na le boima ba 37-42HRC, 'me ka phekolo e eketsehileng ea nitriding, bophelo ba bona ba tšebeletso bo ka fihla makhetlo a 400000.
Ⅲ-Ho sebetsa of Cr12MoV Cold Working Die Steel:
Tlhaloso ea ho nolofatsa hlobo e batang ea extrusion: Sireletsa le ho futhumatsa hlobo ka likhoele tsa tšepe ka mocheso oa 760-780.℃bakeng sa lihora tse 10, ka pholileng ea sebōpi le boima ba 196HBW.Cold extrusion forming e ka finyelloa hantle.
Tlhaloso bakeng sa annealing e tloaelehileng ea isothermal spheroidizing: 850-870℃ ×Lihora tse 3-4, tse pholileng ka sebōping ho isa ho 740-760℃ ×Lihora tse 4-5 tsa kalafo ea isothermal, ka boima ba moea o pholileng≤241HBW, sehlopha sa eutectic carbide≤3, mocheso o nepahetseng oa isothermal 740-76o℃, le nako≥Lihora tse 4-5.
Tlhaloso ea spheroidizing annealing: (860± 10)℃ ×Lihora tse 2-4, ho futhumala ha sebōpi ka sekhahla sa pholileng sa 30℃/hora, (740± 10)° C x lihora tse 4-6, butle-butle ho pholile ho 500-600℃ka sebōpi, moea o pholileng ka mor'a ho tsoa, boima ba 207-255HBW.
Litlhaloso tse akaretsang tsa ho tima le ho futhumatsa: mocheso oa ho tima 1000-1050℃, ho tima kapa ho tima oli, boima ba 260HRC, mocheso oa mocheso oa 160-180, nako ea mocheso lihora tse peli, kapa mocheso oa mocheso 325-375° C, ho futhumatsa makhetlo a 2-3.
Mocheso o fokolang oa ho tima le ho khutla o tlase oa ho tima: 950℃-1040℃, mocheso oa mocheso o ka bang 200℃, ho halefa ha bobeli.
Mocheso o phahameng oa quenching le o khutlang o phahameng oa ho tima: 1050-1100℃, mocheso oa mocheso o ka bang 520℃, ho halefa ha bobeli.Mokhoa oa bobeli oa ho thatafatsa o sebelisoang bakeng sa ho tima ho hoholo le ho tsosolosa ho phahameng o ntlafatsa ho thatafala, empa lijo-thollo li tla hōla.
Kalafo ea Cryogenic: tšepe ea Cr12MoV e fumana kalafo ea cryogenic, e ka fokotsang li-carbides tse hasantsoeng haholo tse tsoang ho martensite e timang, ebe li-carbide tsena tsa ultrafine li ka fetoloa li-carbides kamora 200.℃mocheso o tlase wa mocheso.The martensite ntle le kalafo cryogenic feela precipitates palo e nyenyane ea carbide libakeng tse ling tsa sebaka ka mor'a mocheso tlaase circumferential mollo.
Jinbaicheng o sebelisa mokhoa o fokolang oa mocheso oa lik'hemik'hale oa mocheso oa lik'hemik'hale, o bolokang boima bo phahameng le ho hanyetsa ho roala ha tšepe ea Cr12MoV.Likarolo tse tharo tse sebelisoang khafetsa mochesong o tlase oa mocheso oa lik'hemik'hale, e leng ion nitriding, nitrocarburizing ea khase, le bate ea letsoai ea sulfur cyanide co nitriding, li na le tšusumetso e kholo le ho khomarela, 'me bateng ea letsoai sulfur cyanide co nitriding ke eona e ntle ka ho fetisisa.
Bophelo ba tšebeletso ea setšoantšo bo shoela Jinbaicheng's Lisebelisoa tsa tšepe tsa Cr12MoV, ka mor'a phekolo ea khase ea nitrocarburization, li fihla ho likotoana tse fetang 30000, e leng nako e fetang makhetlo a 10 ho feta ea hlobo e tšoanang e tšoaroang ka mokhoa o tloaelehileng oa ho tima le ho futhumatsa.
Ⅳ-Morekisi oa tšepe oa hlobo - Jinbaicheng Metal
Lethathamo la mosebetsi oa rona o batangshoa Litšepe le mosebetsi o chesang die steel e fumaneha bakeng sa odara, eo bongata ba eona re nang le eona setokong e loketse ho romelloa hanghangg.Jinbaicheng e na le e 'ngoe ea matlo a polokelo a maholohali bakeng samosebetsi o batang shoa tšepe kaChina, e ka fana ka mekoallo e sahiloeng ka bolelele kapa lipoleiti tse entsoeng esale pele le li-blocks ka nako e khutšoanyane haholo. Webosaete ea semmuso:www.sdjbcmetal.com Lengolo-tsoibila: jinbaichengmetal@gmail.com kapa WhatsApp hohttps://wa.me/18854809715
Nako ea poso: Jul-19-2023