Hanyar rarraba karafa ta bambanta, babbar hanyar tana da guda bakwai masu zuwa:
1, bisa ga ingancin rarrabuwa
(1) karfe na yau da kullun (P 0.045% ko ƙasa da haka, S 0.050% ko ƙasa da hakan)
(2) da high quality karfe (P, S ne 0.035% ko žasa)
(3) babban ingancin karfe (P 0.035% ko žasa, S 0.030% ko žasa)
2, wanda aka rarraba ta hanyar sinadaran sinadaran
Karfe mai laushi (1) carbon karfe: a. 0.25% ko žasa (C); B. matsakaicin ƙarfe na carbon (C acuities sun kasance 0.25 ~ 0.60%); C. babban karfen carbon (0.60%) ko ƙasa da haka c.
(2) Karfe: a. low gami karfe (launi kashi kashi na jimlar 5% ko žasa); B. a cikin gami karfe (gami kashi jimlar abun ciki> 5 ~ 10%); C. babban gami karfe (gami kashi jimlar abun ciki> 10%).
3, bisa ga hanyar samar da rarrabuwa
(1) ƙirƙira karfe; (2) simintin karfe; (3) Karfe mai zafi, (4) Karfe mai sanyi.
4, bisa ga rabe-raben microstructure
(1) halin da ake ciki: a. hypoeutectoid karfe (ferrite + pearlite); B. eutectoid karfe (pearlite); C. hypereutectoid karfe (pearlite da cementite); D. ledeburite karfe (pearlite da siminti).
(2) shine halin wuta: a. karfe na lu'u-lu'u; B. bainite karfe; C. karfe na martensitic; D. karfe austenitic.
(3) ba tare da canjin lokaci ko wani ɓangare na canjin lokaci ba
5, bisa ga manufar rarrabawa
(1) karfen gini da injiniya: a. talakawa carbon tsarin karfe; B. low gami tsarin karfe; C. ƙarfafa karfe.
(2) Tsarin karfe: a. Ƙarfe da aka kashe da injina: (a) Ƙarfe na tsari; (b) Ƙarfe mai ƙarfi: ciki har da carburizing karfe, permeability na ammonia karfe, surface quenching karfe; (c) yankan karfe kyauta; (d) robo mai sanyi mai yin karfe: gami da karfe mai sanyi, karfe mai sanyi.
B. bakin karfe
C. karfe mai ɗaukar nauyi
(3) kayan aiki karfe: a. carbon kayan aiki karfe; B. kayan aikin alloy karfe; C. manyan kayan aiki karfe.
(4) aikin ƙarfe na musamman: a. bakin karfe mai hana acid; B. zafi resistant karfe, ciki har da hadawan abu da iskar shaka zafi tsanani karfe, karfe, karfe bawul; C. electrothermal gami karfe; D. sa karfe mai juriya; E. cryogenic karfe; F. karfen lantarki.
(5) ƙwararrun ƙarfe, kamar Bridges tare da ƙarfe, ƙarfe na jirgi, ƙarfe na tukunyar jirgi, ƙarfe na ƙarfe, injinan noma, ƙarfe, da sauransu.
6, m rarrabuwa
(1) karfe na yau da kullun
A. Q195 carbon tsarin karfe: (a); (b) Q215 (A, b); (c) Q235 (A, B, c); (d) Q255 (A, B); Q275 (e).
B. low gami tsarin karfe
C. musamman-manufa gama gari tsarin karfe
(2) da high quality karfe (ciki har da high quality karfe)
A. high quality carbon tsarin karfe tsarin karfe: (a); (b) gami da tsarin karfe; (c) Karfe na bazara; (d) yankan karfe kyauta; (e) ƙarfe mai ɗaukar nauyi; (f) ƙayyadaddun amfani da ƙarfe mai inganci.
B. kayan aiki karfe carbon kayan aiki karfe: (a); (b) Alloy kayan aiki karfe, (c) high gudun kayan aiki karfe.
Lokacin aikawa: Nov-02-2021