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Ta Yaya Ƙarfe Mai Ƙarfin Ƙarfin Ya Zama Fasahar Yankan-Bashi?

Karfe mai ƙarfiza a iya amfani da shi a cikin tsarin ƙarfe don adana adadin ƙarfe da aka yi amfani da shi da kuma rage farashin ƙirar ƙirar ƙarfe, sufuri da shigarwa.Tun da kayan aikin injiniya na ƙarfe mai ƙarfi suna da bambance-bambancen da ba su da kyau tare da ƙarfe na yau da kullun, masana a gida da waje sun gudanar da aikin bincike da yawa kan aikace-aikacen ƙarfe mai ƙarfi a cikin 'yan shekarun nan.

Bugu da ƙari ga ƙirar memba mai ma'ana, ƙirar ƙarfe mai ƙarfi yana buƙatar ingantaccen haɗi tsakanin membobin ƙarfe masu ƙarfi don samar da tsari mai aminci da aminci.

Hot tsoma Galvanized Karfe bututu

An gabatar da ci gaban bincike na hanyoyin haɗin gwiwa guda biyu masu mahimmanci na ƙarfe mai ƙarfi (welding da bolting) a gida da waje, ciki har da: bincike kan aikin ɗaukar nauyi na haɗin gwiwa mai ƙarfi na ƙarfe mai ƙarfi, bincike kan ɗaukar nauyi. yi na high-ƙarfi karfe fillet-weld dangane, bincike a kan load-hali yi na high-karfe gogayya-nau'in bolting, bincike a kan load-hali yi na high-karfe matsawa-type bolting da bincike a kan hydrogen- jinkirin karaya mai ƙarfi na digiri na 12.9, da sauransu, kuma yana nuna ci gaban bincike na Jami'ar Tongji.Jami'ar Tongji, tana taƙaita ci gaban bincike da ake samu da kuma sa ido kan bincike na gaba.

Yin amfani da ƙarancin ƙarfi a cikin walƙiya mai ƙarfi na ƙarfe mai ƙarfi zai iya rage zafin zafin walda, rage lahanin walda da haɓaka ductility na haɗin gwiwa.

Duk da haka, rashin ƙarfi mai ƙarfi zai iya yin tasiri mai mahimmanci akan ƙarfin ɗaukar nauyin nauyin haɗin gwiwa.Yawancin masu bincike sun nuna cewa sakamakon lambar EC3 na Turai akan ƙarancin ƙarfin daidaitawa na tanadin ƙarfin lissafin welded haɗin gwiwa yana da ma'ana ko ra'ayin mazan jiya.

Babban ƙarfin ƙarfe mai laushi abin mamaki bayan waldawa da girman girman matakin laushi da ƙarfin ƙarfin ƙarfe, tsarin jujjuyawar da ji na jiyya ga maganin zafi, saboda ƙarfin ƙarfe mai ƙarfi a cikin tsarin mirgina ya kasance ɗaya ko fiye da magani mai zafi, ƙarfe kusa da ƙarfe. da weld da wani zafi shigar da sanyaya zafi sake zagayowar aiki, sabõda haka, ba zai iya kula da asali inji Properties, sabili da haka zafi-shafi yankin.

Musamman abubuwan da ke shafar ƙarfin haɗin gwiwar haɗin gwiwa sun haɗa da ƙarfin kayan walda, nisa na yanki na weld, ƙarfin yanki mai laushi, nisa yanki mai laushi, rabo mai nisa-kauri na ɓangaren welded da kusurwar bevel na weld.

Ƙarfin Ƙarfin Ƙarfin Ƙarfi

1) Hanyoyi daban-daban na ɗaukar nauyin zamewa suna da tasiri mafi girma a kan ma'auni na anti-slip coefficient, kuma darajar ma'aunin anti-slip coefficient na lambar Sinanci shine 7% zuwa 20% fiye da darajar lambar Turai.

2) Don farfajiyar fashewar harbi, ma'aunin ma'aunin ƙimar anti-slip coefficient na ƙarfe mai ƙarfi yana tsakanin 0.45 da 0.50 bisa ga lambar Turai, kuma idan an yi la'akari da ƙimar garantin aminci, ƙimar ƙira mai dacewa tana tsakanin. 0.4 da 0.45.

3) Tya anti-slip coefficient na ja tsatsa bayan harbi ayukan iska mai ƙarfi karfe ya fi girma fiye da na harbin iska mai ƙarfi.

4) Tya anti-slip coefficient nababba tensileswaya mai ƙarfisaman goga bisa ga ƙa'idodin Turai yana kusa da ƙimar da aka ɗauka bisa ga ka'idodin Sinanci, ƙimar hana zamewa tana raguwa tare da haɓaka ƙimar ƙarfin ƙarfe.

5) The surface jiyya na high-ƙarfi karfe harbi fashewa da kuma mai rufi da inorganic zinc-arzikin fenti iya ƙara da kwanciyar hankali na anti-slip coefficient na gogayya surface, da kuma misali na anti-zamewa coefficient ne gaba ɗaya karami fiye da sauran surface. hanyoyin magani.Kauri na inorganic na zinc-arziƙin fenti yana da tasiri don haɓaka ƙimar juriya na zamewa, kuma madaidaicin juriya na juriya na murfin kauri yana da kusan 10% sama da na bakin ciki.


Lokacin aikawa: Dec-14-2022