labarai

Na farko, a cikin ma'auni na Turai DX51D, D yana nufin 'plated', wanda ke nufin cewa farantin karfe a saman farantin karfe ne.X yana nufin 'zinc'.Daga cikin su, 51D yana wakiltar manufar.51D yana wakiltar ƙarfe tsarin gaba ɗaya.Ko 52D a cikin darajoji yana nufin cewa allon allon rubutu ne.Idan 53D ne, ana amfani da saman don zane mai zurfi.Yayin da lambar X a cikin 5XD ke ƙaruwa, yana nufin cewa mafi kyawun rigidity, mafi ƙarfi da laushin hatimi.Ma'auni na Turai gabaɗaya ana ɗauka da masana'antun ƙarfe na farko na gwamnati, kamar Anshan Iron da Karfe, Iron Benxi Iron da Karfe, Wuhan Iron da Karfe, da sauransu. Alamun Turai gabaɗaya sun kasance kamar: DX51D+Z/AZ DX52D+Z/AZ DX53D +Z/AZ DX54D+Z/AZ.

Na biyu shine American Standard ASTM A792.Dangane da ma'auni na Amurka, akwai ƙarancin hulɗa da mutane, don haka ba zan iya bayyana shi da kalmomi ba a yanzu.Don Allah yafe ni.Koyaya, an san cewa ma'aunin Amurka gabaɗaya wasu kamfanonin haɗin gwiwa na cikin gida ne ke karɓar su.Irin su: Yehui China, Koriya ta Kudu da sauran masana'antun karafa.Umurnin cinikayyar waje na kamfanonin haɗin gwiwar manyan kamfanoni ne na cikin gida da na cikin gida, don haka don gudanar da kasuwancin fitar da kayayyaki, yana da dabi'a don ɗaukar ma'auni na Amurka.

Nau'i na uku, ma'aunin SGCC na Jafananci, anan shine gabatarwa ta musamman ga haruffa da lambobi na abun ciki na tutiya a bayan ma'aunin Jafananci, kamar ma'aunin yau da kullun SGCC+Z.Za a ƙara alamar ma'aunin nauyi na Zinc bayan Z, kamar SGCC+Z27.Don haka wasu mutane za su yi tunanin cewa +Z27 yana nufin cewa abun ciki na zinc shine gram 27 a kowace murabba'in mita?a'a.Z27 da Z270 a ma'aunin Turai na sama ma'ana iri ɗaya ne, wato ma'anar galvanized gram 270.

Nau'i na hudu shine ka'idojin kamfani.Matsayin ciniki wani nau'in ƙarfe ne wanda wasu manyan masana'antun ƙarfe na cikin gida suka haɓaka bisa ga ƙa'idodin ƙasashen duniya kamar ma'aunin Turai, mizanin Amurka da ma'aunin Jafananci.Irin su Baosteel's Q/BQB 440-2009 TDC51D+Z/AZ misali.Baosteel Enterprise Stand