Bambancin Tsakanin Karfe Mai Sauri Da Tungsten Karfe | PTJ Blog

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Bambanci Tsakanin Karfe Mai Karfi da Karfe Tungsten

2021-08-14

Bambanci Tsakanin Karfe Mai Karfi da Karfe Tungsten


Karfe mai sauri (HSS) ƙarfe ne na kayan aiki tare da babban taurin, babban juriya da tsananin zafin zafi, wanda kuma aka sani da ƙarfe na iska ko ƙarfe na gaba, wanda ke nufin za a iya taƙara ko da an sanyaya shi a cikin iska yayin da ake kashewa, kuma yana da kaifi sosai. An kuma kira shi farin karfe.


Bambanci Tsakanin Karfe Mai Karfi da Karfe Tungsten
Ainihin Ilimin Filastin Mould Da Modeling Ceramic. -PJ CNC MAKASHI Shago

Ƙarfe mai sauri shine hadadden gami da ƙarfe, yana ɗauke da abubuwan haɓakar carbide kamar tungsten, molybdenum, chromium, vanadium, da cobalt. Jimlar adadin abubuwan haɗin gwiwa shine kusan 10-25%. Yana iya kula da babban taurin koda lokacin da aka haifar da zafi mai zafi ta hanyar yankewa mai sauri (kimanin 500 ℃), kuma HRC na iya zama sama da 60. Wannan shine babban halayyar babban ƙarfin karfe-ja. Bayan an kashe shi da zafi a ƙananan zafin jiki, kayan aikin carbon yana da ƙarfi sosai a cikin zafin jiki, amma lokacin da zafin jiki ya fi 200 ℃, taurin ya ragu sosai, kuma taurin a 500 ℃ ya ragu zuwa matakin kama da yanayin da aka rufe. . , Gaba ɗaya rasa ikon yanke ƙarfe, wanda ke iyakance amfani da ƙarfe na ƙarfe don yin kayan aikin yanke. Ƙarfe mai sauri, saboda kyakkyawar taurinsa na ja, yana haifar da ƙarancin ƙarancin ƙarfe na kayan aikin carbon.

Ƙarfe mai sauri da aka fi amfani dashi don kera hadaddun bakin ciki-kaifi da tasiri-resistant karfe yankan kayan aikin. Hakanan yana iya kera yawan zafin jiki ɗaukas da sanyi extrusion ya mutu, kamar kayan aikin juya, drills, hobs, injin gani ruwan wukake, da buƙatun ƙira.

Tungsten karfe (hard gami) yana da jerin kyau kwarai Properties kamar high taurin, sa juriya, mai kyau ƙarfi da taurin, zafi juriya da lalata juriya, musamman ta high taurin da sa juriya, ko da a zazzabi na 500 ℃ m zama canzawa. har yanzu sosai high taurin a 1000 ℃.

Karfe na Tungsten, wanda babban sinadaransa sune tungsten carbide da cobalt, yana da kashi 99% na dukkan kayan masarufi, kashi 1% kuma sauran karafa ne, don haka ake kiransa karfen tungsten, wanda aka fi sani da siminti carbide, kuma ana daukarsa a matsayin hakora na masana'antar zamani. .
Tungsten karfe wani nau'in sinadari ne wanda ya hada da akalla karfen carbide guda daya. Tungsten carbide, cobalt carbide, niobium carbide, titanium carbide, da tantalum carbide sune abubuwan gama gari na tungsten karfe. Girman hatsi na bangaren carbide (ko lokaci) yawanci yana tsakanin 0.2-10 microns, kuma ana haɗa hatsin carbide tare ta amfani da abin ɗaure ƙarfe. Ƙarfen haɗin gwiwa gabaɗaya ƙarfen rukunin ƙarfe ne, kuma ana amfani da cobalt da nickel galibi. Don haka akwai tungsten-cobalt gami, tungsten-nickel gami da tungsten-titanium-cobalt gami.

Tungsten karfe sintering gyare-gyare shi ne a danna foda a cikin wani blank, sa'an nan kuma zafi shi a cikin sintering tanderu zuwa wani zazzabi (sintering zafin jiki), ajiye shi na wani lokaci (riƙe lokaci), sa'an nan kwantar da shi don samun tungsten karfe. abu tare da aikin da ake buƙata.

① Tungsten-cobalt siminti carbide

Babban abubuwan da aka gyara sune tungsten carbide (WC) da kuma binder cobalt (Co). Makin ya ƙunshi "YG" (baƙaƙen pinyin na Sinanci na "hard da cobalt") da kuma yawan matsakaicin abun ciki na cobalt. Alal misali, YG8 yana nufin cewa matsakaicin WCo = 8%, sauran kuma tungsten-cobalt cemented carbide na tungsten carbide.

②Tungsten-titanium-cobalt siminti carbide

Babban abubuwan da aka gyara sune tungsten carbide, titanium carbide (TiC) da cobalt. Makin ya ƙunshi "YT" (baƙin farko na pinyin na Sinanci na "hard and titanium") da matsakaicin abun ciki na titanium carbide. Misali, YT15 yana nufin cewa matsakaicin TiC=15%, sauran kuma shine tungsten carbide da cobalt tungsten-titanium-cobalt cemented carbide.

Tungsten-titanium-tantalum (niobium) mai ƙarfi gami

Babban abubuwan da aka gyara sune tungsten carbide, titanium carbide, tantalum carbide (ko niobium carbide) da cobalt. Irin wannan simintin carbide kuma ana kiransa babban siminti carbide ko siminti na duniya. Makin ya ƙunshi "YW" (baƙaƙen Pinyin na Sinanci na "hard" da "万") da lambar jeri, kamar YW1.

Tungsten karfe yana da jerin kyawawan kaddarorin irin su babban taurin, sa juriya, ƙarfi mai kyau da tauri, juriya mai zafi da juriya na lalata, musamman ma girman taurin sa da juriya, wanda ya kasance baya canzawa ko da a zazzabi na 500 ° C. Har yanzu yana da babban taurin a 1000 ° C. Siminti carbide ana amfani da ko'ina a matsayin abu, kamar juya kayan aikin, milling cutters, drills, m cutters, da dai sauransu The yankan gudun sabon siminti carbide ne daruruwan sau na carbon karfe.

Shiga wannan labarin : Bambanci Tsakanin Karfe Mai Karfi da Karfe Tungsten

Bayanin Bugawa: Idan babu umarni na musamman, duk labaran da ke wannan rukunin yanar gizon asali ne. Da fatan za a nuna tushen don sake bugawa: https: //www.cncmachiningptj.com/,thanks!


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