1, low gami high ƙarfi tsarin karfe

Ana amfani da shi a cikin gine-gine, gadoji, jiragen ruwa, motoci, tasoshin matsa lamba da sauran tsarin, abun ciki na carbon (narkewar bincike) gabaɗaya bai wuce 0.20% ba, jimlar alloying abun ciki gabaɗaya bai wuce 2.5% ba, ƙarfin yawan amfanin ƙasa bai ragu ba. fiye da 295MPa, yana da tasiri mai kyau tauri da walda Properties na low gami karfe.

2, carbon tsarin karfe

Karfe na Carbon da ake amfani da shi a cikin gine-gine, gadaje, jiragen ruwa, motoci da sauran sifofi, wanda dole ne ya sami takamaiman ƙarfi, tasirin tasiri da kaddarorin walda idan ya cancanta.

3. Karfe don tsarin ginin

Karfe da aka yi amfani da shi wajen gina dogayen gine-gine da muhimman gine-gine.Ana buƙatar samun babban tasiri tauri, isasshen ƙarfi, kyakkyawan aikin walda, ƙayyadaddun ƙarfin sassauƙa, da aikin jagorar kauri idan ya cancanta.

4. Karfe don Gadaje

Karfe da ake amfani da shi wajen gina layin dogo da gadajen titi.Ana buƙatar samun ƙarfi mai ƙarfi da isasshen ƙarfi, ƙarancin ƙima, ƙarancin zafin jiki mai kyau, ƙwarewar tsufa, juriyar gajiya da aikin walda.Babban karfe ne Q345q, Q370q, Q420q da sauran low gami high ƙarfi karfe.

5. Karfe Karfe

Kyakkyawan walƙiya da sauran kaddarorin, dacewa don gyara babban tsarin jirgin ruwa da ƙarfe na jirgin ruwa.Ana buƙatar ƙarfe na jirgi don zama mafi ƙarfi, mafi kyawun ƙarfi, juriya ƙwanƙwasa da juriya mai zurfi mai zurfi.

6. Karfe don matsa lamba

Karfe da aka yi amfani da shi wajen kera tasoshin matsin lamba don sinadarin petrochemical, rabuwar iskar gas da ajiyar iskar gas da kayan sufuri.Ana buƙatar samun isasshen ƙarfi da ƙarfi, kyakkyawan aikin walda da ikon sarrafa sanyi da zafi.Karfe da aka saba amfani da shi shine yafi ƙarancin gami da ƙarfin ƙarfe da ƙarfe na carbon.

7, Karfe low zafin jiki

Don kera kayan aiki na matsa lamba da tsarin don amfani da ƙasa -20 ℃, ana buƙatar ƙarfe tare da ƙarancin zafin jiki mai kyau da kaddarorin walda.Dangane da zafin jiki daban-daban, babban karfe shine ƙarancin gami da ƙarfin ƙarfe, ƙarfe na nickel da bakin karfe austenitic.

8, karfen tukunyar jirgi

Karfe da ake amfani da shi wajen kera na'ura mai zafi, babban bututun tururi, bututun bangon ruwa da ganga mai tukunyar jirgi.Ana buƙatar samun kyawawan kaddarorin inji a zafin jiki da zafin jiki, iskar shaka da juriya na lalatawar alkaline, isasshen ƙarfi mai ƙarfi da ƙarancin karyewar filastik.Babban karfe ne pearlite zafi resistant karfe (chromium-molybdenum karfe), austenitic zafi resistant karfe (chromium-nickel karfe), high quality carbon karfe (20 karfe) da kuma low gami high ƙarfi karfe.

9. Bututun karfe

Karfe don man fetur da iskar gas dogon lokacin rabuwa bututu line.Yana da ƙananan ƙarfe mai ƙarfi mai ƙarfi tare da ƙarfin ƙarfi, ƙarfin ƙarfi, kyakkyawan machinability, weldability da juriya na lalata.

10, ultra high ƙarfi karfe yawan amfanin ƙasa ƙarfi da tensile ƙarfi fiye da 1200MPa da 1400MPa bi da bi.Babban halayensa yana da ƙarfi sosai, isasshen ƙarfi, yana iya jure wa damuwa mai yawa, a lokaci guda yana da ƙayyadaddun ƙayyadaddun ƙarfi, don haka tsarin kamar yadda zai yiwu don rage nauyi.

11. Idan aka kwatanta da talakawa carbon tsarin karfe, high quality carbon tsarin karfe yana da ƙananan abun ciki na sulfur, phosphorus da wadanda ba karfe inclusions.Dangane da abun ciki na carbon da amfani daban-daban, an raba shi zuwa ƙananan ƙarfe na carbon, matsakaicin carbon karfe da babban carbon karfe, da sauransu, galibi ana amfani da su don kera sassan injinan da maɓuɓɓugan ruwa.

12. Alloy tsarin karfe

A kan tushen carbon tsarin karfe tare da dacewa alloying abubuwa, shi ne yafi amfani da su kerar da karfe na inji sassa tare da girma sashe size.Yana da taurin da ya dace, ƙarfi mafi girma, tauri da ƙarfin gajiya da ƙananan zafin jiki na canzawa bayan daidaitaccen magani mai zafi.Irin wannan nau'in ƙarfe ya ƙunshi ƙarfe mai ƙarfi da zafin jiki, ƙarfe mai ƙarfi da ƙarfe da filastik mai sanyi.

13. Karfe mai jure zafi

Alloy karfe da high ƙarfi da kuma mai kyau sinadaran kwanciyar hankali a high yanayin zafi.Ciki har da hadawan abu da iskar shaka - karfe mai juriya (ko kuma ake kira zafi - karfe mai juriya) da zafi - karfe mai karfi nau'i biyu.Karfe mai juriya da iskar oxygen gabaɗaya yana buƙatar ingantaccen ingantaccen sinadari, amma yana ɗaukar ƙananan lodi.Ƙarfin zafin jiki yana buƙatar ƙarfin zafin jiki mai girma da juriya mai yawa.

14, weathering karfe (na yanayi lalata resistant karfe)

Ƙara jan karfe, phosphorus, chromium, nickel da sauran abubuwa don inganta juriya na lalata na yanayi na karfe.Irin wannan nau'in karfe ya kasu kashi biyu na manyan karafa na yanayi da tsarin walda.