A kasar Sin, ma'aunin abu don fayafai na birki shine HT250.HT yana nufin ƙarfen simintin launin toka kuma 250 yana wakiltar ƙarfin ƙarfin sa.Bayan haka, faifan birki yana tsayawa ta hanyar birki a cikin jujjuyawar, kuma wannan ƙarfin shine ƙarfin ƙarfi.
Mafi yawa ko duk na carbon a cikin simintin ƙarfe yana wanzuwa a cikin nau'i na graphite flake a cikin kyauta, wanda ke da karaya mai duhu launin toka da wasu kayan aikin injiniya.A ma'aunin simintin ƙarfe na Sinanci, fayafai na mu ana amfani da su ne a ma'aunin HT250.
Fayafan birki na Amurka galibi suna amfani da ma'aunin G3000 (tensile ya yi ƙasa da HT250, gogayya ya ɗan fi HT250)
Fayafan birki na Jamus suna amfani da ma'aunin GG25 (daidai da HT250) a ƙananan ƙarshen, ma'aunin GG20 a babban ƙarshen, da GG20HC (alloy high carbon) a saman.
Hoton da ke ƙasa yana nuna ma'auni na Sinanci HT250 da G3000 Standard.
Don haka a taqaice mu yi bayanin irin rawar da waxannan abubuwa guda biyar ke takawa.
Carbon C: yana ƙayyade ƙarfin juzu'i.
Silicon Si: yana ƙara ƙarfin faifan birki.
Manganese Mn: yana ƙara taurin faifan birki.
Sulfur S: Ƙananan abubuwa masu cutarwa, mafi kyau.Domin zai rage filastik da tasiri taurin sassa na simintin ƙarfe da rage aikin aminci.
Phosphorus O: Ƙananan abubuwa masu cutarwa, mafi kyau.Zai shafi narkewar carbon a cikin simintin ƙarfe kuma ya rage aikin gogayya.
Bayan bayanin abubuwa biyar, zamu iya samun matsala cikin sauƙi cewa adadin carbon yana rinjayar ainihin aikin faifan birki.Sa'an nan ƙarin carbon ne a halitta mafi kyau!Amma ainihin simintin ƙarar carbon zai rage ƙarfi da taurin faifan birki.Don haka wannan rabo ba abu ne da za a iya canzawa ba a hankali.Domin kasarmu babbar kasa ce mai samar da faifan birki da kuma fitarwa zuwa Amurka da yawa.Yawancin masana'antu a China a zahiri suna amfani da ma'aunin US G3000 don fayafai na birki.A haƙiƙa, yawancin fayafai na asali ana aiwatar da su sosai ta ma'aunin US G3000.Kuma masana'antar kera motoci kuma suna da wasu sa ido kan abubuwan da ke cikin carbon da sauran mahimman bayanai a cikin samfuran da aka karɓa.Gabaɗaya magana, abun cikin carbon na samfuran asali ana sarrafa shi a kusan 3.2.
Gabaɗaya magana, GG20HC ko HT200HC babban fayafai ne na carbon birki, HC shine taƙaitaccen carbon mai girma.Idan ba ku ƙara jan ƙarfe, molybdenum, chromium da sauran abubuwa ba, bayan carbon ya kai 3.8, ƙarfin ƙarfi zai yi ƙasa sosai.Yana da sauƙi don samar da haɗarin karaya.Farashin waɗannan fayafai na birki yana da yawa sosai kuma juriyar lalacewa ba ta da kyau.Saboda haka, ba a amfani da su sosai a cikin motoci.Hakanan saboda gajeriyar rayuwar sa ne, don haka sabbin fayafai na birki na mota sun fara yin amfani da samfuran yumbun carbon da ke ƙara ƙaranci a cikin 'yan shekarun nan.
Kamar yadda muke iya gani, faifan birki waɗanda suka dace da amfanin yau da kullun tabbas su ne daidaitattun fayafai na baƙin ƙarfe.Alloy discs ba su dace da yaɗawa ba saboda tsadar su.Don haka an ƙirƙiri duel a cikin kewayon samfuran ƙarfe na ƙarfe 200-250.
A cikin wannan kewayon, za mu iya daidaita abun ciki na carbon ta hanyoyi da yawa, ƙarin carbon, ƙimar dabi'a na haɓakar lissafi, ƙarancin carbon kuma shine raguwar geometric.Wannan saboda tare da ƙarin carbon, abun ciki na silicon da manganese zai canza daidai.
Don sanya shi mafi sauƙi, komai irin faifan birki da kuke da shi, adadin abun ciki na carbon yana ƙayyade aikin gogayya!Kodayake ƙari na jan karfe, da sauransu, zai kuma canza aikin gogayya, carbon ne ke taka cikakkiyar rawar!
A halin yanzu, samfuran Santa birki suna aiwatar da daidaitattun G3000, daga kayan aiki zuwa sarrafa injina, duk samfuran na iya saduwa da ma'aunin OEM.Ana sayar da samfuranmu da kyau a cikin Amurka, Turai, Ostiraliya, Kudancin Amurka da sauran ƙasashe da yankuna, kuma abokan cinikinmu suna karɓar su sosai!
Lokacin aikawa: Dec-30-2021