Ma'aunin EN545: Bututun ƙarfe mai ƙarfi da bututun ductile da kuma girman soket

1. Ductile Iron Zamiya Mai Lankwasawa Haɗin gwiwa

Nau'in haɗin gwiwa mafi yawan amfani gabututun ƙarfe mai ductile, haɗin T ya dogara ne akan matsin lamba tsakanin zoben roba da soket da spigot (wanda aka samar da shi ta hanyar matsewa kafin shigarwa) don ƙirƙirar hatimi akan ruwa. Tsarin soket ɗin yana la'akari da matsayi da kusurwar karkacewa na zoben roba, yana ba da damar daidaitawa ga wasu nakasuwar tushe da kuma samar da wani matakin juriya na girgiza. Yana da tsari mai sauƙi, shigarwa mai sauƙi, da kyawawan halayen rufewa. Duk da haka, rashin amfanin sa shine iyawarsa ta iyakance don hana zamewar bututu, saboda haɗin ba zai iya jure ƙarfin axial ba. Saboda haka, ana buƙatar madaukai na tallafi a lanƙwasa bututun don tsayayya da ƙarfin axial.

bututun ƙarfe mai ƙarfi

Ana amfani da haɗin soket mai siffar T sosai a cikin bututun ƙarfe mai ductile. Suna da sauƙin shigarwa, suna da araha, kuma suna ba da damar ƙananan kusurwoyi na karkacewa. Shigarwa abu ne mai sauƙi: kawai tura spigot cikin soket ɗin, kuma hatimin roba yana rufewa ta atomatik. Wannan yana hanzarta shigarwa sosai yayin da yake rage buƙatun kayan aiki da ƙwarewar ma'aikata. Hoton da ke ƙasa shine kallon giciye na soket ɗin ƙarfe mai ductile da fitting ɗin spigot:

ra'ayi na giciye-sashe ductile ƙarfe soket da spigot dacewa

    • DE shine diamita na waje na soket ɗin bututun ƙarfe mai ductile. d1 shine diamita na waje na soket ɗin bututun ƙarfe mai ductile.
    • d2 shine diamita na ciki na ramin hatimin zoben roba a cikin ramin bututun ƙarfe mai ductile.
    • d3 shine diamita na ciki na ramin bututun ƙarfe mai ductile.
    • d5 shine diamita na ciki na ramin bututun ƙarfe mai ductile da kuma wurin da aka sanya zoben roba.
    • d6 shine diamita na ciki na ramin bututun ƙarfe mai ductile a ƙarshen tasha na soket.

A lokacin ƙira da ƙera, ƙarshen soket d3 dole ne ya ɗan fi girma fiye da diamita na waje na spigot DE don tabbatar da isasshen izinin shigarwa. Dole ne diamita na ciki d2 da d3 su kasance cikin haƙuri. Zoben roba da ke kan soket da spigot an gina su ne daga haɗin roba mai tauri da taushi. Sashen roba mai tauri yana ba da tallafi da tsakiya da ake buƙata don haɗin bututun, yana tabbatar da cewa an matse zoben roba yadda ya kamata don samar da ƙarin kaya na 1-5 MPa, yana hana zubar ruwa a cikin bututun. Yayin da matsin lamba na ruwa a cikin bututun ke ƙaruwa, zoben roba yana ƙara canzawa, yana ƙara matsin lamba zuwa 15-25 MPa, yana haifar da tasirin haɓaka matsin lamba da kuma ƙara matse hatimin tsarin bututun.

2. Bututun ƙarfe na DuctileTsawon

Tsawon bututun ƙarfe mai inganci na yau da kullun a ƙarƙashin ma'aunin EN545 shine mita 6, wani tsari na gama gari da yawancin masana'antun ke amfani da shi a yanzu a cikin gida da kuma ƙasashen waje. Don sauƙaƙe jigilar kwantena, bututun da China ke samarwa yawanci suna da tsawon mita 5.6 ko 5.7, kamar yadda masu samar da kayayyaki da masu siye suka amince da shi. Bututun da Indiya ke samarwa yawanci suna da tsawon mita 5.5.

20gp bututun ƙarfe mai ductile


Lokacin Saƙo: Satumba-23-2025

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