Ss400, Q235, Q345 Sphc Bakar Karfe Carbon Karfe Nada Iron Karfe Karfe Hr Nada Mai Zafi Mai Birgima
Steet/coil mai zafi-birgima daga kammala niƙa na ƙarshe na ƙarfe mai zafi ta hanyar sanyaya kwararar laminar zuwa zafin da aka saita, wanda ya ƙunshi na'urar winder, na'urar ƙarfe bayan sanyaya, bisa ga buƙatun masu amfani daban-daban, tare da layin ƙarewa daban-daban (lebur, miƙewa, yankewa mai ratsawa ko tsayi, dubawa, aunawa, marufi da tambari, da sauransu) kuma ya zama farantin ƙarfe, na'urar lebur da samfuran yanke ƙarfe mai tsayi. Saboda samfuran ƙarfe masu zafi suna da ƙarfi mai yawa, ƙarfi mai kyau, sauƙin sarrafawa da ingantaccen walda da sauran kyawawan halaye, ana amfani da shi sosai a cikin ginin jiragen ruwa, motoci, gadoji, gini, injina, jirgin ruwa mai matsin lamba da sauran masana'antu.
| Matsayi | Matsayi | Sinadaran da ke cikinsa (%) | ||||
| Q215 | C | Mn | Si | S | P | |
| A | 0.09~0.15 | 0.25~0.55 | ≤0.3 | ≤0.05 | ≤0.045 | |
| B | ≤0.045 | |||||
| Q235 | A | 0.14~0.22 | 0.30~0.65 | ≤0.3 | ≤0.05 | ≤0.045 |
| B | 0.12~0.20 | 0.30~0.70 | ≤0.045 | |||
| C | ≤0.18 | 0.35~0.80 | - | ≤0.04 | ≤0.04 | |
| D | ≤0.17 | ≤0.035 | ≤0.035 | |||
| Q255 | A | 0.18~0.28 | 0.40~0.70 | ≤0.3 | ≤0.05 | ≤0.045 |
| B | ≤0.045 | |||||
| Q275 | 0.28~0.38 | 0.50~0.80 | ≤0.35 | ≤0.05 | ≤0.045 | |
Karfe mai carbon wani nau'in ƙarfe ne da aka saba amfani da shi wanda aka haɗa shi da ƙarfe da carbon. Yana da yawan sinadarin carbon, yana da ƙarancin narkewar abinci kuma yana da ƙarfi sosai idan aka kwatanta da bakin ƙarfe.
Karfe mai amfani da iskar carbon shine kayan aikin injiniya da gini da aka fi amfani da su a masana'antu a manyan fannoni, ciki har da gine-ginen ruwa, tashoshin wutar lantarki, sufuri, sarrafa sinadarai da kuma samar da mai da tace shi.
Δ Ana yin amfani da kayan da aka yi da zafi a cikin tanda mai sanyi da aka yi da kuma bayan an yi amfani da su a cikin acid.
Δ Ana niƙa duk na'urorin niƙa a kan injin niƙa mai inganci tare da yin chamfering mai kyau bayan aikin farko.
Δ Ana tsince dukkan zanen gado a cikin tankuna daban-daban kuma ana busar da zanen gado a kan injin birgima kafin a aika su.
Δ Ana sake yin amfani da waɗannan zanen gado sannan a aika su zuwa miƙe injin don miƙewa da kuma tsinken a cikin ruwan acid sannan a aika su don shiryawa bisa ga girma da inganci.
Ana yin duba a matakai daban-daban. Ta hanyar ƙwarewa, ma'aikata suna kula da tsarin cikin gida yadda ya kamata ta hanyar birgima, sharewa, cire ciyawa, da kuma magance sharar gida da sauransu.


