Karfe - makawa abu

Modern fasaha wayewa ne da wuya su yi tunanin ba tare da karfe. Daban-daban maki na wannan abu an yi amfani kusan ko ina. Daga shi ake yi a matsayin talakawa iyali abubuwa, da kuma hadadden kayan. Amma fi dacewa karfe - shi ne wani gami da na baƙin ƙarfe, da carbon, duk da haka, a matsayin Cast baƙin ƙarfe. Kuma bambanta su ne kawai da yawan C2. Wannan shi ne, idan gami shi ne kasa da 2.14% carbon, wannan karfe, kuma idan more - an riga an jefa. Amma a gaskiya, kowane karfe ƙunshi daban-daban impurities kamar silicon, phosphorus, sulfur da manganese. A metallurgical ta ƙara cikinta abubuwa kamar chromium, manganese, molybdenum, nickel, tungsten, da kuma vanadium ta canza yawan abun ciki na alloying abubuwa da carbon, samar da daban-daban brands na wannan gami cewa bambanta muhimmanci a cikin su halaye.

A wannan batun, suna doped da carbon. Kuma da ingancin carbon karfe (kunsha kawai na carbon, da baƙin ƙarfe) shi ne dogara a kan adadin C2 a cikinta. Wannan shi ne, idan a cikin irin wannan gami ya ƙunshi har zuwa 0.3% carbon, shi ne ake kira mai taushi baƙin ƙarfe ko fasaha. A m karfe yawan wannan kashi ne a cikin kewayon 0,3-2,14%. Amma kowane daga cikin maki na gami yana da manufa. Alal misali, kasuwanci da baƙin ƙarfe yana da babban ductility, ba ƙẽƙashe, sauƙi ga a ƙirƙira, welded da birgima a cikin sanyi da kuma a cikin zafi jihar. Saboda haka, m karfe - a gwada low cost abu don sassa daban-daban ba ɗauke lodi.

M iri na gami da aka yi amfani da ga sauran dalilai. Alal misali, mutane da yawa savvy fasahar mutane san abin da Gost karfe 45. Wancan ne, gami ƙunshi 0,45% carbon. Wannan karfe riga yiwu kalit, da kuma inganta wadata kau tsari. Daga shi bayan inganta yin irin wannan bayani kamar yadda a haɗa da sandunansu, crankshafts, flywheels, zobe giya, shafts, kusoshi da kuma kama. shi ma yana da ikon surface hardening ta wajen high mita. Wannan ya sa ya yiwu zuwa tsirar gare giya, tsawo da kuma tuki shafts, Ina nufin sassa wadda dole ne high surface taurin kuma high lalacewa juriya a low nakasawa.

A Engineering yadu used gami Chrome karfe. Wannan shi ne abu Manufacturing high-ƙarfi sassa cewa aiki a low loadings. Irin wannan gami shi ne wuya da za a welded, shi bukatar dumama da kuma m thermal jiyya. Saboda haka, misali, daga karfe 40X yi shafts, axles, da sandunansu, pistons, pinion shafts, spindles da zobba. Shi ya dace domin yi na cam da crankshafts, da sandunansu, mandrels, bushings, kaya bakuna da sauran daidaici sassa.

Har ila yau yadu amfani da lalata-resistant ko bakin karfe. Wannan alama kamar wani 40 X 13, 30 X 13, 12 X 13, wasu da dama kuma. Wadannan gami ne abu don samar da tonnage da kuma yankan kayan aikin, iyali abubuwa, carburetor needles, marẽmari da kuma sauran irin wannan sassa cewa aiki a lalatattu mahalli a yanayin zafi har zuwa 450 digiri. A karfe kamar wata ball qazanta ShKh15 kira. Kuma saboda shi ya sa da plungers, plunger hannun riga, saddles allura bawuloli kansu da kuma bawul rocker rollers, sprayers, da kuma sauran sassan jiki da cewa dole ne high taurin, ƙarfi kuma sa juriya na lamba. A general, idan so karfe hatimi iya karba domin wani nufi.