Karfe mai ɗauke da sinadarin carbon ƙarfe ne mai nauyin kusan kashi 0.05 zuwa 2.1 cikin ɗari.
Karfe mai laushi (ƙarfe mai ɗauke da ƙaramin kashi na carbon, mai ƙarfi da tauri amma ba mai sauƙin daidaitawa ba), wanda kuma aka sani da ƙarfe mai laushi da ƙaramin carbon, yanzu shine nau'in ƙarfe da aka fi amfani da shi saboda farashinsa yana da ƙasa kaɗan yayin da yake samar da kayan aiki waɗanda aka yarda da su don aikace-aikace da yawa. Karfe mai laushi yana ɗauke da kusan kashi 0.05–0.30% na carbon. Karfe mai laushi yana da ƙarancin ƙarfi, amma yana da arha kuma mai sauƙin samarwa; ana iya ƙara taurin saman ta hanyar yin carburizing.
Daidaitaccen Lamba: GB/T 1591 Karfe mai ƙarfi mai ƙarancin ƙarfe
| % NA SINADARI | DUKIYOYIN MANA'AI | |||||||
| C(%) | Si(%) (Matsakaicin) | Man(%) | P(%) (Matsakaicin) | S(%) (Matsakaicin) | YS (Mpa) (Mafi ƙaranci) | TS (Mpa) | EL(%) (Mafi ƙaranci) | |
| Q195 | 0.06-0.12 | 0.30 | 0.25-0.50 | 0.045 | 0.045 | 195 | 315-390 | 33 |
| Q235B | 0.12-0.20 | 0.30 | 0.3-0.7 | 0.045 | 0.045 | 235 | 375-460 | 26 |
| Q355B | (Matsakaicin)0.24 | 0.55 | (Matsakaicin)1.6 | 0.035 | 0.035 | 355 | 470-630 | 22 |
Lokacin Saƙo: Janairu-21-2022