1. 45——Chitsulo chapamwamba cha carbon structural, chomwe chimagwiritsidwa ntchito kwambiri sing’anga chozimitsidwa ndi chitsulo
Zikuluzikulu: Chitsulo chomwe chimagwiritsidwa ntchito kwambiri ndi mpweya wozimitsidwa komanso wotenthetsera chimakhala ndi makina abwino kwambiri, osalimba kwambiri, ndipo chimakonda ming'alu pakathima madzi. Zigawo zing'onozing'ono ziyenera kuzimitsidwa ndi kutenthedwa, ndipo zazikulu ziyenera kukhala zokhazikika.
Chitsanzo cha ntchito: Amagwiritsidwa ntchito makamaka popanga zida zoyenda mwamphamvu kwambiri, monga ma turbine impellers ndi ma pistoni a kompresa. Shafts, magiya, rack, nyongolotsi, etc. Samalani ndi preheating pamaso kuwotcherera ndi annealing kuti kuchepetsa nkhawa pambuyo kuwotcherera.
2. Q235A (A3 zitsulo) - zomwe zimagwiritsidwa ntchito kwambiri ndi carbon structural steel
Zinthu zazikuluzikulu: Zili ndi pulasitiki yapamwamba, kulimba, kuwotcherera, kupondaponda kozizira, mphamvu zina ndi ntchito yabwino yopinda.
Chitsanzo cha ntchito: Amagwiritsidwa ntchito kwambiri m'magawo ndi ma welded omwe ali ndi zofunikira zonse. Monga ndodo zokokera, ndodo zolumikizira, mapini, ma shafts, zomangira, mtedza, ferrules, bulaketi, zoyambira zamakina, zomangira, milatho, ndi zina zambiri.
3. 40Cr - imodzi mwa mitundu yomwe imagwiritsidwa ntchito kwambiri ndi chitsulo, ya aloyi
Zikuluzikulu: Pambuyo kuzimitsa ndi kutentha mankhwala, ndi zabwino mabuku mawotchi katundu, otsika kutentha zimakhudza toughness ndi otsika notch tilinazo, kuuma zabwino, mkulu kutopa mphamvu akhoza anapezerapo pamene mafuta kuzirala, ndi mbali ndi akalumikidzidwa zovuta n'zosavuta ming'alu kumachitika, sing'anga. kuzizira kopindika pulasitiki, machinability wabwino pambuyo kutentha kapena kuzimitsa ndi kutentha, koma weldability osauka, sachedwa ming'alu, ayenera preheated kwa 100-150 ° C pamaso kuwotcherera, kawirikawiri ntchito kuzimitsidwa ndi kupsya boma, angagwiritsidwenso ntchito Chitani carbonitriding ndi mkulu pafupipafupi padziko kuumitsa mankhwala.
Chitsanzo chogwiritsira ntchito: Pambuyo pozimitsa ndi kutentha, amagwiritsidwa ntchito popanga zida zapakati-liwiro ndi zapakati, monga zida zamakina, shafts, nyongolotsi, ma spline shafts, manja a thimble, etc. Pambuyo pozimitsa ndi kutentha ndi kuzimitsa pamwamba , amagwiritsidwa ntchito popanga kuuma kwakukulu, mbali zolimba Zopera, monga magiya, shafts, shafts, crankshafts, mandrels, manja, mapini, ndodo zolumikizira, phula, mavavu odya, etc., amagwiritsidwa ntchito popanga katundu wolemera. , mbali zothamanga zapakatikati pambuyo pozimitsa ndi kutentha kwapang'onopang'ono Magawo, monga ma rotor pampu yamafuta, ma slider, magiya, ma shaft akuluakulu, makolala, ndi zina zambiri, amagwiritsidwa ntchito popanga zida zolemetsa, zotsika kwambiri, zosagwira, monga nyongolotsi, mikwingwirima, mikwingwirima, makolala, etc., pambuyo kuzimitsa ndi otsika kutentha kutentha, mpweya Nitriding ntchito kutulutsa mbali kufala ndi kukula kwakukulu ndi mkulu otsika kutentha zimakhudza toughness, monga mitsinje ndi magiya.
4. HT150——Chitsulo chotuwa
Zitsanzo za ntchito: bokosi la giya, bedi la makina, bokosi, silinda ya hydraulic, thupi la mpope, thupi la valavu, flywheel, mutu wa silinda, pulley, chivundikiro chonyamula, etc.
5. 35——Zinthu wamba za zigawo zosiyanasiyana wamba ndi zomangira
Zinthu zazikuluzikulu: Mphamvu yoyenera, pulasitiki yabwino, pulasitiki yozizira kwambiri, kutsekemera kovomerezeka. Ikhoza kukhumudwa pang'ono ndikukokedwa pozizira. Low hardability, ntchito pambuyo normalizing kapena tempering.
Chitsanzo cha ntchito: Ndizoyenera kupanga tizigawo tating'onoting'ono tomwe timatha kupirira katundu wamkulu: monga ma crankshafts, ma levers, ndodo zolumikizira, maunyolo, ndi zina, magawo osiyanasiyana, zomangira.
6. 65Mn - zitsulo zomwe zimagwiritsidwa ntchito kawirikawiri
Zitsanzo zogwiritsira ntchito: akasupe ang'onoang'ono ang'onoang'ono ozungulira komanso ozungulira, akasupe a khushoni, akasupe a masika, mphete za masika, akasupe a valve, mabango a clutch, akasupe ophwanyika, akasupe a coil ozizira, ma circlips, ndi zina zotero.
7. 0Cr18Ni9 - chitsulo chosapanga dzimbiri chomwe chimagwiritsidwa ntchito kwambiri (Chitsulo cha American 304, nambala yachitsulo yaku Japan SUS304)
Mawonekedwe ndi ntchito: Zomwe zimagwiritsidwa ntchito kwambiri ngati zitsulo zosapanga dzimbiri zosagwira kutentha, monga zida zazakudya, zida zamafuta wamba, ndi zida zoyambirira zamakampani opanga mphamvu.
8. Cr12——yomwe imagwiritsidwa ntchito kwambiri ndi zitsulo zoziziritsa kukhosi (American steel type D3, Japanese steel type SKD1)
Mawonekedwe ndi ntchito: Chitsulo cha Cr12 ndi chitsulo chozizira chomwe chimagwiritsidwa ntchito kwambiri, chomwe ndi cha carbon high and high chromium ledeburite steel. Chitsulocho chimakhala ndi kuuma bwino komanso kukana kuvala bwino; chifukwa kaboni wa Cr12 chitsulo ndi wokwera kwambiri mpaka 2.3%, kulimba kwake kumakhala kocheperako, ndikosavuta kukhala kosavuta, ndipo ndikosavuta kupanga ma eutectic carbides; Ali ndi kukana kwabwino kwa kuvala.
Amagwiritsidwa ntchito kwambiri popanga kupondaponda kozizira, nkhonya, kufa popanda kanthu, mutu wozizira umafa, nkhonya ndi kufa chifukwa cha kuzizira kozizira, manja obowola, ma geji, kujambula waya kumafa, ndi kufa kwa embossing komwe sikumakhudzidwa kwambiri ndipo kumafunika kuvala kwambiri. kukaniza. , bolodi lopukutira ulusi, kujambula mozama kufa ndi kukanikiza kozizira kufa kwazitsulo za ufa, etc.
9. DC53 - zitsulo zozizira zomwe zimagwiritsidwa ntchito nthawi zambiri zimatumizidwa kuchokera ku Japan
Mawonekedwe ndi ntchito: Chitsulo champhamvu kwambiri komanso cholimba chozizira, kalasi yachitsulo ya Daido Special Steel Co., Ltd., Japan. Pambuyo pa kutentha kwakukulu, imakhala yolimba kwambiri, imakhala yolimba kwambiri, komanso ntchito yabwino yodula waya.
Amagwiritsidwa ntchito popondapo mozizira kwambiri, amafa, kujambula kufa, kukukuta ulusi kumafa, kuzizira kozizira, nkhonya, ndi zina zotero.
10. DCCr12MoV - chitsulo chosamva chromium
Wopangidwa ku China, zomwe zili ndi kaboni ndizotsika kuposa za Cr12 zitsulo, ndipo Mo ndi V zimawonjezedwa kuti zithandizire kusagwirizana kwa ma carbides. MO imatha kuchepetsa kulekanitsa kwa carbide ndikuwongolera kuuma, ndipo V imatha kuyeretsa mbewu ndikuwonjezera kulimba. Chitsulo ichi chimakhala ndi Kuuma kwakukulu, gawo la mtanda likhoza kulimba kwathunthu pansi pa 400mm, ndipo likhoza kukhalabe lolimba komanso kuvala kukana pa 300 ~ 400 ° C. Ili ndi kulimba kwambiri kuposa Cr12, ndipo kusintha kwa voliyumu kumakhala kochepa pakuzimitsa. Imakhalanso ndi kukana kwapamwamba komanso kuvala. Good mabuku makina katundu. Chifukwa chake, zisankho zosiyanasiyana zokhala ndi magawo akulu akulu, mawonekedwe ovuta, ndi zotsatira zazikulu zitha kupangidwa.
Mwachitsanzo, kujambula wamba kufa, kukhomerera kufa, nkhonya kufa, blanking kufa, kudula kufa, kugudubuzika kufa, waya kujambula kufa, ozizira extrusion kufa, ozizira kudula lumo, macheka zozungulira, zida muyezo, zida zoyezera, etc.
11. SKD11 - ductile chrome zitsulo
Wopangidwa ndi Hitachi, Japan. Imawongolera mwaukadaulo mawonekedwe oponyera muzitsulo ndikuyenga mbewu. Poyerekeza ndi Cr12mov, yathandizira kulimba komanso kukana kuvala. Imatalikitsa moyo wautumiki wa nkhungu.
12. D2——Mkulu wa carbon ndi mkulu wa chromium ozizira ntchito chitsulo
Zapangidwa ku United States. Ili ndi kuuma kwakukulu, kuuma, kukana kuvala, kukana kutentha kwa okosijeni, kukana bwino kwa dzimbiri pambuyo pozimitsidwa ndi kupukuta, ndi kutentha pang'ono kutentha. Ndizoyenera kupanga nkhungu zosiyanasiyana zozizira zomwe zimafunikira kulondola kwambiri komanso moyo wautali. , Mipeni ndi zida zoyezera.
Monga kujambula kufa, ozizira extrusion kufa, ozizira kukameta ubweya mpeni, etc.
13. SKD11(SLD)——Chitsulo cholimba cha chromium chosasinthika
Wopangidwa ndi Hitachi Co., Ltd. waku Japan. Chifukwa cha kuwonjezeka kwa MO ndi V zomwe zili muzitsulo, mawonekedwe oponyera muzitsulo amawongoleredwa bwino, njere zimayeretsedwa, ndipo morphology ya carbides imasintha. Chifukwa chake, mphamvu ndi kulimba kwachitsulo ichi (mphamvu yopindika, kupotoza, kulimba kwamphamvu) ndi zina zambiri) ndizokwera kuposa SKD1, D2, kukana kuvala kwachulukiranso, ndipo kumakhala kolimba kwambiri. Kuyeserera kwatsimikizira kuti moyo wa nkhungu yachitsulo iyi ndi wabwino poyerekeza ndi Cr12mov.
Nthawi zambiri amagwiritsidwa ntchito popanga zisankho zomwe zili ndi zofunika kwambiri, monga zojambula zojambula, zojambulajambula za mawilo akupera, etc.
14. DC53 - kulimba kwakukulu kwachitsulo cha chromium
Yopangidwa ndi Daido Co., Ltd., Japan. Kuuma kwa chithandizo cha kutentha ndikokwera kuposa SKD11. Pambuyo kutentha kwambiri (520-530) kutentha, kumatha kufika 62-63HRC kuuma kwakukulu. Pankhani ya mphamvu ndi kukana kuvala, DC53 imaposa SKD11. Kulimba kuwirikiza kawiri kuposa SKD11. Kulimba kwa DC53 kuli mu Cracks ndipo ming'alu sichitika kawirikawiri popanga nkhungu zozizira. Moyo wautumiki wasintha kwambiri. Kupsyinjika kotsalira ndi kochepa. Kupanikizika kotsalira kumachepetsedwa pambuyo pa kutentha kwakukulu. Chifukwa ming'alu ndi mapindikidwe pambuyo kudula waya ndi kuponderezedwa. The machinability ndi abrasiveness kuposa SKD11. Amagwiritsidwa ntchito popondaponda molondola amafa, kuzizira kozizira, kujambula mozama kumafa, ndi zina.
15. SKH-9——Chitsulo chothamanga kwambiri chomwe chili ndi mphamvu zambiri komanso kulimba
Wopangidwa ndi Hitachi Co., Ltd. waku Japan. Amagwiritsidwa ntchito popanga zida zoziziritsa kukhosi, zodulira, zoboola, zowongolera, nkhonya, etc.
16. ASP-23——Powder Metallurgy High Speed Steel
Zapangidwa ku Sweden. Kugawa kwa carbide ndikofanana kwambiri, kusavala, kulimba kwambiri, kukonza kosavuta, komanso kutenthedwa kokhazikika kokhazikika. Amagwiritsidwa ntchito pazida zosiyanasiyana zodulira moyo wautali monga nkhonya, zojambula zakuya zimafa, kubowola kufa, odula mphero ndi zometa. .
17. P20 - kukula kwa nkhungu zapulasitiki zomwe zimafunikira
Zapangidwa ku United States. Ikhoza kupangidwa ndi electro-roded. Gawo la fakitale limawumitsidwa kale ku HB270-300. Kulimba kozimitsa ndi HRC52.
18. 718——Chikombole chapulasitiki chovuta kwambiri
Zapangidwa ku Sweden. Makamaka ntchito yamagetsi ya dzimbiri. HB290-330 yowumitsidwa kale mufakitale. Kuzimitsa kuuma HRC52.
19. Nak80——pamwamba pagalasi lalitali, nkhungu yapulasitiki yolondola kwambiri
Wopangidwa ndi Daido Co., Ltd. ku Japan. Pre-umitsidwa HB370-400 mu boma fakitale. Kuthetsa kuuma HRC52
20. S136——Anti-corrosion ndi galasi kupukuta nkhungu pulasitiki
Zapangidwa ku Sweden. HB yowumitsidwa kale <215 m'malo a fakitale yakale. Kuzimitsa kuuma HRC52.
21. H13——kawirikawiri nkhungu yoponyera imfa
Kwa aluminiyamu, zinki, magnesium ndi aloyi kufa-casting. Kutentha kopondaponda kufa, aluminium extrusion kufa,
22. SKD61——Nkhungu yapamwamba yoponyera kufa
Wopangidwa ndi Hitachi Co., Ltd. waku Japan, moyo wautumiki umakhala wabwino kwambiri poyerekeza ndi H13 kudzera muukadaulo wamagetsi owongolera ballast. Kutentha kopondaponda kufa, aluminium extrusion kufa,
23. 8407——Nkhungu yapamwamba yoponyera kufa
Zapangidwa ku Sweden. Kupopera kotentha kumafa, aluminium extrusion imafa.
24. FDAC - Sulfure amawonjezeredwa kuti apititse patsogolo makina ake
Kuuma kolimba kwafakitale ndi 338-42HRC, komwe kumatha kulembedwa mwachindunji popanda kuzimitsa kapena kutenthetsa. Amagwiritsidwa ntchito popanga zisankho zing'onozing'ono, zoumba zosavuta, zopangidwa ndi utomoni wosiyanasiyana, magawo otsetsereka, ndi magawo a nkhungu okhala ndi nthawi yayifupi yoperekera. Ziphuphu zipper, magalasi chimango nkhungu.
Nthawi yotumiza: Feb-22-2023
