Kamar yadda duk muka sani, kayan bakin karfe na bakin karfe an rarrabe su zuwa cikin bakin karfe bakin karfe, ferritic bakin karfe da kuma ta hanyar Martensitic bakin karfe.
Grades na kusakar bakin karfe sun kasu kashi 45, 50, 60, 70, da 80. Abubuwan Manta da Manta C1, C2, da C4. Hanyar bayyanarsa kamar ta A2-70, kafin da kuma bayan "-" bi da bita da kayan aiki da matakin ƙarfi.
1. erefritic bakin karfe
(15% -18% Chromium) - ferritic bakin karfe yana da tenarancin ƙarfin 65,000 - 87,000 psi. Kodayake har yanzu yana tsayayya da lalata, ba da shawarar yin amfani a wuraren da lalata lalata ba, kuma ya dace da subberi na bakin ciki da ɗan lalata ruwa, da kuma irin bukatun zafi. Wannan abun ba zai iya zama zafi da aka bi da shi ba. Sakamakon tsarin zanen, maganganu ne kuma bai dace da sojoji ba. Grades na Ferritic sun hada da: 430 da 430f.
2.martensitic bakin karfe
(12% -18% Chromium) - Martensitic Bakin Karfe ana ɗaukarsa wani ƙarfe magnetic. Zai iya zama zafi kula don ƙara ƙarfi kuma ba a bada shawarar ba ga waldi. Bakin karfe na wannan nau'in sun hada: 410, 416, 420, da 40,000 kuma 250,000.
Nau'in 410 da nau'in 416 za a iya karfafa ta hanyar magani mai zafi, tare da taurin kai na 35-45hrc da kyakkyawan mickable. Suna da zafi-resistant da lalata baƙin ciki bakin karfe sukurori don dalilai na janar. Type 416 yana da ɗan ƙaramin abu mafi girma na sulfur kuma yana da sauƙin ƙarfe mai sauƙi. Nau'in 420, tare da sulfur abun ciki na R0.15%, yana da ingantattun kaddarorin injiniya kuma ana iya ƙarfafa ta magani mai zafi. Matsakaicin darajar mawuyacin hali shine 53-58hrc. Ana amfani dashi don ƙwayoyin ƙarfe mara ƙarfe waɗanda ke buƙatar ƙarfi mafi girma.
3.ausenitic bakin karfe
(15% -20 -20% Chromium, 5% -19% Nickel) - Bakin ƙarfe bakin ciki suna da mafi girman lalata cututtukan cututtukan uku. Wannan aji na bakin karfe ya haɗa da maki masu zuwa: 302, 303, 304, 304, 304, 304, 304, 304, 304, 34, 347, 327. Suna da ƙarfi gajiya tsakanin 80,000 - 150,000 PSI. Ko dai juriya na lalata ne, ko kadarorinta masu kama ne.
Nau'in 302 ana amfani dashi don abubuwan da aka tattara da kuma kusoshin kai na kai.
Rubuta 303 don inganta aikin yankan, an ƙara ƙaramin adadin sulfur don nau'in ƙarfe 303 bakin karfe, wanda ake amfani dashi don aiwatar da kwayoyi daga hannun bar.
Rubuta 304 ya dace da sarrafa bakin karfe sukurori ta hanyar jagorar zafi, irin wannan ƙirar ƙamus da manyan diamita, wanda zai iya wuce iyakar tsarin tsarin.
Type 305 ya dace da sarrafa bakin karfe sukurori ta hanyar jigilar ruwan sanyi, kamar coba da aka kafa, kamar hexagonal.
316 da 317 iri, dukansu sun ƙunshi madaidaicin kashi Mo, don haka babban ƙarfin zafin jiki da juriya na lalata sun fi bakin karfe 18-8.
Type 321 da nau'in 347, nau'in 341 ya ƙunshi ti, wani ɗan ƙaramin abu mai tsayi, da kuma nau'in 347 ya ƙunshi nb, wanda ke inganta lalata lalata abubuwan da ke cikin kayan. Ya dace da kayan daidaitattun sassan karfe wanda ba a cikin walda ba bayan waldi ko suna cikin sabis a 420-1013 ° C.
Lokaci: Jul-18-2023
