Ana fitar da karfe gero daga kayan ƙarfe. Mafi yawan aikin ƙarfe a China an samar da mafi yawan ƙarfe-carbon karfe, matsakaici-carbon karfe da ƙananan ƙarfe ta hanyar tafasasshen ƙarfe ko kashe karfe. Daga cikin su, an inganta Semi-Maked a kasar Sin. amfani.
Irin nau'ikan kayan gini sun kasu kashi ɗaya cikin nau'ikan da yawa kamar Rebar, zagaye na zagaye, dunƙule waya, dunƙule na waya da sauransu.
1. Rebbar
Janar tsawon rebar shine 9m da 12m. An yi amfani da takalmin 9m da yawa don gina hanyar gini, kuma an yi amfani da zaren tsawon lokaci 12m don ginin gada. Rangewaran kewayon zaren shine gaba ɗaya 6-50mm, kuma ƙasar ta ba da karkacewa. Akwai nau'ikan reruwa guda uku bisa ga karfin: HRB335, HRB400 da HRB500.
2. Zagaye karfe
Kamar yadda sunan ya nuna, zagaye ne mai ƙarfi mai tsayi mai tsayi tare da madauwari na giciye, wanda ya kasu kashi uku: wanda aka lalata, an lalace shi da sanyi. There are many materials for round steel, such as: 10#, 20#, 45#, Q215-235, 42CrMo, 40CrNiMo, GCr15, 3Cr2W8V, 20CrMnTi, 5CrMnMo, 304, 316, 20Cr, 40Cr, 20CrMo, 35CrMo, etc.
Girman zafi-birgima zagaye shine 5.5-250 mm, da girman 5.5-25 mm ƙanana ne zagaye zagaye, wanda ake samarwa a cikin bunkasa madaidaiciya kuma ana amfani da su azaman sanduna daban-daban. Zagara da karfe 25 galibi ana amfani da shi don ƙirƙirar sassan kayan masarufi ko azaman bututun ƙarfe mara kyau.
3. Waya
Hanyoyin ruwa na yau da kullun sune Q195, Q215, da Q235, amma akwai nau'ikan sandunan ƙarfe guda biyu kawai don gwal, Q215 da Q235. Gabaɗaya, ƙayyadaddun bayanai da aka saba amfani suna 6.5mm a diamita, 8.0m a diamita, da 10mm a diamita. A halin yanzu, mafi girman sanda waya a cikin kasata na iya kaiwa diamita 30mm. Baya ga amfani dashi azaman ƙarfafa don ginin haɓaka kankare, ana iya amfani da waya don zane waya da raga.
4. Kurantin
An dafa shi mai katako shine irin ƙarfe da ake amfani da shi don ginin. An yi amfani da abin da aka sake amfani da shi sosai a cikin tsarin ginin daban-daban. Amfanin dabarun da aka dafa da katako, ana sake kunsawa kawai 9-12, kuma za a iya daidaita da kayan kwalliya na musamman gwargwadon amfani.
Lokaci: Jul-11-2022