Don inganta lalata juriya na matukar karfe bututun, galvanized a kan general matukar karfe bututun. Galvanized madaidaiciya karfe bututun raba biyu na zafi galvanized da sanyi galvanized, zafi galvanized layers kauri, sanyi galvanized low farashi, surface ba sosai m. Bufa oxygen walda bututu: amfani a matsayin karfe wucewa oxygen bututu, yawanci amfani da karamin diamita walda karfe bututu, bayanin shaida ne 3/8-2 inci takwas. An yi shi da karfe na 08, 10, 15, 20 ko 195-Q235, don hana lalata, ana iya sarrafa shi da aluminum.

Galvanized spiral karfe bututu ne sa narkewa karfe amsa da baƙin ƙarfe substrate samar da kayan aiki layers, don haka sa substrate da rufi biyu hadewa. Hot galvanizing ne farko da karfe bututu don acid wanke, domin cire karfe bututu oxide farfajiyar, bayan acid wanke, ta hanyar ammonium chloride ko zinc chloride ruwa bayani ko ammonium chloride da zinc chloride hade ruwa bayani tank, sa'an nan kuma aika a cikin zafi nutsewa plating tank. Hot galvanized yana da m rufi, karfi adhesion, dogon rayuwa da sauran amfani.

Hot galvanized spiral karfe bututu: karfe bututu substrate da narkewa plating faruwa da rikitarwa jiki, sinadarai halaye, samar da m lalata tsari da zinc da baƙin ƙarfe gami layer. Gidan gami Layer haɗuwa tare da tsabta zinc Layer, karfe bututun substrate. Saboda haka shi ne m lalata juriya.

Galvanized sarrafa karfe bututun nauyi coefficient

Galvanized madaidaiciyar karfe bututun nominal bango kauri (mm): 2.0, 2.5, 2.8, 3.2, 3.5, 3.8, 4.0, 4.5.

Galvanized madaidaiciyar karfe bututun coefficient sigogi (c): 1,064, 1,051, 1,045, 1,040, 1,036, 1,034, 1,032, 1,028.

Lura: Karfe mechanical kaddarorin ne wani muhimmin alama na tabbatar da karfe karshe amfani da kaddarorin (mechanical kaddarorin), shi ya dogara da karfe da sinadarai da kuma zafi magani tsarin. A karfe bututun ka'idoji, bisa ga daban-daban amfani da bukatun, da aka tsara yankewa aiki (yankewa karfi, yiwuwa karfi ko yiwuwa maki, stretch) da kuma tauri, m nuna alama, da kuma high, low zafin jiki aiki da sauransu da ake bukata da mai amfani.

Karfe alama: Q215A; Q215B； Q235A； Q235B。

Gwajin matsin lamba darajar / Mpa: D10.2-168.3mm ne 3Mpa; D177.8-323.9mm don 5Mpa

Matsayin kasa na yanzu

Galvanized Spiral karfe bututun kasa ka'idoji da kuma size ka'idoji

GB / T3091-2015 Low matsin lamba ruwa jigilar walda karfe bututu

GB / T13793-2008 kai tsaye sutura walda karfe bututu

GB / T21835-2008 walda karfe bututun girma da naúrar tsawon nauyi

Galvanized sarrafa karfe bututun kayan aiki

① karfin janye (σb): Samfurin a lokacin janye, mafi girman karfin da aka jure a lokacin janye (Fb), an raba shi da matsin lamba (σ) da aka samu daga yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin Yana nuna mafi girman ikon kayan ƙarfe na juriya lalacewa a ƙarƙashin tasirin jawo. Formula: Fb - mafi girman karfin da aka jure lokacin da samfurin ya janye, N (Newton); Don haka - samfurin asali cross yankin, mm2。

② Submission Point (σs): Karfe da ke da abubuwan da suka dace, samfurin ba ya ƙaruwa (ya kasance daidai ba) a lokacin da ƙarfin samfurin ya ci gaba da tsawaitawa, wanda ake kira Submission Point. Idan ƙarfin ya ragu, ya kamata a bambanta sama da ƙasa. Ƙungiyar da aka yi amfani da ita ita ce N / mm2 (MPa). A kan submission Point (σsu): mafi girma matsin lamba kafin samfurin ya faru submission yayin da karfi ya sauka a karon farko; Lower submission point (σsl): Ƙananan damuwa a cikin matakin submission lokacin da ba a lissafa sakamakon farko ba. Formula: Fs - yielding karfi a lokacin samfurin stretching tsari (m), N (Newton) Don haka - samfurin asali cross yankin, mm2。

② bayan yanke tsawon: (σ) A cikin gwajin yanke, yawan tsawon da aka ƙara bayan yanke samfurin da kashi na tsawon asali na asali, wanda ake kira tsawon. % yana nunawa a cikin σ. Formula: L1 - Samfurin tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon tsawon mm。

② cutar raguwa: (ψ) A cikin gwajin janya, mafi girman raguwa na yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yankin yan % yana nunawa a cikin ψ. Formula: S0 - samfurin asali cross yankin, mm2； S1 - mafi ƙarancin yanki na yankin da aka yanke bayan yanke samfurin, mm2。

Dangane da gwajin hanyoyin da kuma aikace-aikace kewayon daban-daban, tauri za a iya raba shi zuwa Bucher tauri, Rockefeller tauri, Vicker tauri, Shaw tauri, microscopic tauri da kuma high zafi tauri da sauransu. Ga bututun da aka saba amfani da shi akwai nau'ikan wuya uku na Booster, Rockefeller, da Vicker.

Booster tauri (HB): Tare da wani diamita karfe ball ko carbide ball don matsa gwaji karfi (F) a cikin samfurin farfajiyar, cire gwaji karfi bayan da aka tsara kiyaye lokaci, auna stamping diamita (L) na samfurin farfajiyar. Booster tauri darajar ne mai raba da gwaji ƙarfi da crushing spherical farfajiyar yankin. Ana nuna shi a cikin HBS (ƙarfe ball), karatun shine N / mm2 (MPa).