Daidai kwana karfe Q195 Q235 SS400 A36 triangular zafi galvanized kwana karfe

Madaidaicin kwana nasa ne na tsarin tsarin ƙarfe don gini. Sashe ne na karfe tare da sashin giciye mai sauƙi. An fi amfani da shi don kayan aikin ƙarfe da firam ɗin gine-ginen masana'anta. A amfani, yana buƙatar kyakkyawan walƙiya, aikin nakasar filastik da wasu ƙarfin injina. The albarkatun kasa billets don samar da kwana karfe billets ne low-carbon square billets, da kuma ƙãre kwana karfe ana isar da shi a cikin wani zafi-birgima, al'ada ko zafi-birgima jihar.Angle karfe ne dogon tsiri na karfe wanda bangarorin biyu ne perpendicular. ga juna da samar da kwana. Akwai Madaidaicin kusurwa da kusurwoyi marasa daidaituwa. Bangarorin biyu na kusurwoyin ma'auni daidai suke a faɗin. An bayyana ƙayyadaddun sa a cikin millimeters na gefe nisa × faɗin gefe × kauri gefe. Misali "∟30×30×3" yana nufin kusurwa daidai da fadin gefen 30 mm da kauri na 3 mm. Hakanan ana iya bayyana shi ta lambar ƙirar, wanda shine adadin santimita na faɗin gefe, kamar ∟3#. Lambar ƙirar ba ta nuna girman nau'ikan kauri daban-daban a cikin ƙirar iri ɗaya ba. Don haka, cika faɗin gefe da kauri na gefen ƙarfe na kusurwa a cikin kwangilar da sauran takaddun, kuma guje wa amfani da lambar ƙirar kaɗai.