Mafi mahimmancin mataki a cikin samar da ƙwanƙwasa mai ƙarfi

Ma'auni mai ƙarfi mai ƙarfi wanda masana'antarmu ta samar sun haɗa da awo 8.8, 10.9, 12.9, daidaitaccen ASTMUNC Gr5, 8 digiri. Kwayoyi masu ƙarfi sun haɗa da ma'auni 8 da 10, da ANSI misali 5 da G8 , duk waɗannan suna buƙatar maganin zafi.

Quenching da tempering yana nufin tsarin kula da zafi da ake amfani da shi don inganta ingantattun kayan aikin ƙarfe na kayan ƙarfe. Bayan quenching, an hõre da high-zazzabi magani magani. Manufar ita ce don cimma kyakkyawar haɗuwa da ƙarfi da ƙarfi a cikin sassan ƙarfe, tare da ƙarfi mai ƙarfi da kyakkyawan ƙarfi, filastik, yankan aikin, da sauransu. Bayan quenching da tempering jiyya, ductile baƙin ƙarfe ba zai iya kawai inganta ƙarfi, amma kuma inganta taurin da kuma sa juriya.

taƙaitaccen gabatarwa
Quenching da tempering jiyya yana nufin dual zafi magani Hanyar quenching da high-zazzabi tempering, da nufin sa workpiece da kyau m inji Properties. Babban zafin jiki na zafin jiki yana nufin zafi tsakanin 500-650 ℃. Yawancin sassan da aka kashe da masu zafin rai suna aiki ƙarƙashin ingantattun kaya masu ƙarfi, masu ɗauke da tasirin tashin hankali, matsawa, lanƙwasa, togiya, ko ƙarfi. Wasu saman kuma suna da gogayya, suna buƙatar takamaiman juriya, da sauransu. A taƙaice, sassan suna aiki ƙarƙashin matsi daban-daban. Waɗannan nau'ikan sassa galibi sun haɗa da injuna da injuna daban-daban, kamar su ramuka, sanduna masu haɗawa, kusoshi, gears, da sauransu. Ana amfani da su sosai a masana'antar kera kamar kayan aikin injin, motoci, da tarakta. Musamman ga manyan abubuwan haɗin gwiwa a cikin masana'antar injina masu nauyi, quenching da kula da zafin jiki an fi amfani da su. Sabili da haka, maganin zafin jiki yana taka muhimmiyar rawa wajen maganin zafi. Abubuwan buƙatun aiki don sassan da aka kashe da zafin jiki a cikin samfuran injina sun bambanta dangane da yanayin damuwa. Gabaɗaya magana, sassa daban-daban masu ɓarna da zafin jiki yakamata su sami ingantattun kaddarorin injina, wato, haɗin da ya dace na babban ƙarfi da ƙarfi mai ƙarfi, don tabbatar da aikin sassauƙa na dogon lokaci.
Matakai da ka'idoji
Quenching shine mataki na farko, kuma zafin zafin jiki ya dogara da abun da ke ciki na karfe. An zaɓi matsakaicin quenching dangane da ƙarfin ƙarfin ƙarfe da girman girman ɓangaren ƙarfe. Bayan quenching, karfe yana da babban damuwa na ciki kuma yana da rauni sosai. Tempering ya zama dole don kawar da damuwa, ƙara ƙarfi, da daidaita ƙarfi. Tempering shine mafi mahimmancin tsari don daidaita kayan aikin injiniya na ƙarewa da ƙarancin ƙarfe. A kwana na daban-daban karfe inji Properties canza tare da tempering zazzabi, kuma aka sani da tempering kwana na karfe, za a iya amfani da a matsayin tushen zabi tempering zafin jiki. Don yanayin zafi mai zafi na wasu ƙarfe da aka kashe da ƙarfe, ya kamata a ba da hankali don hana afkuwar nau'in zafin jiki na biyu don tabbatar da aikin ƙarfe.
aikace-aikace
Quenching da tempering jiyya ne yadu amfani ga tsarin sassa da bukatar m m yi, musamman ga aiki a karkashin alternating lodi, kamar mota shafts da Gears, turbine shafts da kwampreso fayafai na jirgin sama injuna, da dai sauransu Structural karfe sassa da bukatar shigar dumama quenching yawanci quenched da tempered ga samun m surface quenching, wanda zai iya samun m surface quenching, da kuma m Layer quenching kafin a samu wani m Layer. kuma zai iya cimma kyawawan kaddarorin injiniyoyi masu kyau a cikin ainihin. Nitrided sassa waɗanda ke jurewa quenching da zafin jiyya kafin nitriding na iya haɓaka aikin sarrafa ƙarfe da shirya tsarin nitriding. Don cimma babban santsi na kayan aunawa kafin quenching, kawar da danniya da ke haifar da m machining, rage quenching nakasar, da yin taurin bayan quenching high da uniform, quenching da tempering jiyya za a iya za'ayi kafin daidaici machining. Don kayan aiki na kayan aiki tare da carbide na cibiyar sadarwa ko ƙananan hatsi bayan ƙirƙira, ana iya amfani da quenching da tempering magani don kawar da hanyar sadarwa ta carbide, tsaftace hatsi, da inganta machinability ta hanyar spheroidizing da carbides, shirya microstructure don maganin zafi na ƙarshe.
Fasahar sarrafawa
Tsarin kula da zafi na karfe ya haɗa da hanyoyi kamar annealing, normalizing, quenching, tempering, da kuma saman zafi magani. Daga cikin su, zafin jiki ya haɗa da yanayin zafi mai zafi, matsakaicin zafin jiki, da
Ƙananan zafin jiki. Sake dumama karfen da aka kashe zuwa wani zafin jiki sannan a sanyaya shi ta hanyar amfani da wata hanya ake kira tempering. Manufar ita ce kawar da damuwa na ciki da aka haifar ta hanyar quenching, rage taurin da gaggawa, da cimma abin da ake sa ran.

inji Properties.
Quenching da tempering yawanci yana nufin tsarin maganin zafi na quenching da zafin jiki mai zafi don samun martensite mai zafi. Hanyar ita ce fara quench, tare da zafin jiki na AC3 + 30-50 ℃ don ƙarfe na hypoeutectoid; Eutectoid karfe shine Ac1 + 30 ~ 50 ℃; Alloy karfe iya dan kadan inganta idan aka kwatanta da carbon karfe. Bayan quenching, tempering za a iya za'ayi a 500-650 ℃.
Ƙarfe mai ƙyalƙyali
Abin da ake kira quenched and tempered karfe gabaɗaya yana nufin matsakaicin ƙarfe na carbon tare da abun ciki na carbon na 0.3-0.6%. Sassan da aka yi da irin wannan ƙarfe gabaɗaya suna buƙatar ingantattun kaddarorin inji, wato, kiyaye ƙarfi mai ƙarfi yayin da suke da kyawawan filastik da tauri. Sau da yawa mutane kan yi amfani da maganin gyaran fuska don cimma wannan buri, don haka mutane sukan yi la'akari da wannan nau'in karfe a matsayin karfen da aka kashe. Ya kamata a lura da cewa, wani lokacin da aka kashe da kuma zafi karfe, shi ma yana nufin tsarin kara manganese da siliki a lokacin da ake narkewar karfe, da kuma kula da bambanci.

Ningbo Zhongli bolts masana'anta co.ltd yana da nasa kayan aikin maganin zafi wanda ke ba mu damar sarrafa ingancin kanmu, wanda ke da abokantaka sosai ga abokan ciniki tare da buƙatu masu inganci. Bayan zafi magani, za mu gwada taurin, tensile ƙarfi, da elongation nakusoshi da goroMuna da namu dakin gwaje-gwaje. Muna samar da GB, DIN, ASTM masu ƙarfi da goro. Ciki har da hexagonal bolts GB5782/5783, DIN931/933,DIN912,DIN6914,EN14399,A325,A193 B7,2H NUTS,Hexagonal nutDIN934, DIN6915, A563, Flat pad DIN125, DIN6916,F436.