An san cewa ingancingalvanized square da rectangular tubeskuma hanyar shigarwa kai tsaye yana shafar kwanciyar hankali na tsarin karfe.
A halin yanzu, kayan tallafi a kasuwa sune galibin ƙarfe na carbon. A albarkatun kasa na carbon karfe ne kullum Q235 da Q345, wanda aka bi da zafi galvanizing. Ana yin goyan bayan tsiri na ƙarfe na ƙarfe ta hanyar lankwasa sanyi, walda, galvanizing mai zafi da sauran matakai. Gabaɗaya, kauri ya kamata ya fi 2mm, kuma musamman ga wasu yankunan bakin teku, tsayin sama da sauran wurare da iska, ana ba da shawarar kada kauri ya zama ƙasa da 2.5mm, in ba haka ba akwai haɗarin yage karfen. wurin haɗi.
A cikin manyan gine-ginen gine-gine, doncarbon karfe galvanized square da rectangular bututu, Nawa kauri na murfin zinc ya kamata a kai don saduwa da buƙatun rayuwar sabis na lalata muhalli?
Kamar yadda muka sani, kauri na zafi-tsoma galvanizing ne mai muhimmanci inganci da fasaha index ofgalvanized square bututu, wanda ke da alaƙa da aminci da dorewa na tsarin. Kodayake akwai ma'auni na ƙasa da na ƙwararru, ƙarancin murfin tutiya mara izini na tallafi har yanzu matsalar fasaha ce ta tallafi.
The zafi tsoma galvanizing tsari ne in mun gwada da barga kuma abin dogara karfe saman jiyya shirin tsayayya da muhalli lalata. Akwai dalilai da yawa waɗanda ke shafar galvanizing mai zafi-tsoma, irin su abun da ke cikin ƙarfe na ƙarfe, yanayin waje (kamar roughness), damuwa na ciki na substrate, da yawa masu girma dabam. A lokacin wannan tsari, kauri na substrate yana da tasiri mafi girma akan kauri na galvanizing mai zafi. Gabaɗaya, yayin da farantin ya fi girma, mafi girman kauri na galvanizing mai zafi. Ana ɗaukar goyon baya tare da kauri na 2.0mm a matsayin misali don kwatanta yawan kauri na murfin tutiya da ake buƙata don biyan buƙatun rayuwa na lalata muhalli.
Ka ɗauka cewa kauri na kayan tushe na tallafi shine 2mm, bisa ga daidaitattun GBT13192-2002 hot galvanizing standard.
Menene kauri na galvanized Layer na galvanized square bututu da ake bukata don saduwa da sabis rayuwa bukatun?
Galvanized square bututu
Dangane da buƙatun ma'aunin ƙasa, kauri na kayan tushe na 2mm bai kamata ya zama ƙasa da 45 μm ba. Kaurin Uniform bai kamata ya zama ƙasa da 55 μm ba. Dangane da sakamakon gwajin fallasa yanayin yanayi wanda ƙungiyar Jafananci Hot Dip Galvanizing Association ta gudanar daga 1964 zuwa 1974. Menene kauri na galvanized Layer na galvanized square pipe da ake buƙata don saduwa da bukatun rayuwar sabis. ?
Idan aka lissafta bisa ga ma'auni na ƙasa, abun cikin zinc shine 55x7.2=396g/m2,
Rayuwar sabis ɗin da ake samu a wurare huɗu daban-daban tana game da:
Yankin masana'antu mai nauyi: shekaru 8.91, tare da digiri na lalata na shekara-shekara na 40.1;
Yankin bakin teku: shekaru 32.67, tare da digiri na lalata na shekara-shekara na 10.8;
Outskirt: 66.33 shekaru, tare da shekara-shekara lalata digiri na 5.4;
Yankin birni: shekaru 20.79, tare da digiri na lalata na shekara-shekara na 17.5
Idan an lissafta bisa ga rayuwar sabis na photovoltaic na shekaru 25
Sannan jerin shiyyoyin guda hudu akalla:
1002.5270135437.5, watau 139 μm, 37.5 μm, 18.75 μm, 60.76 μm.
Sabili da haka, don rarraba yankunan birane, kauri na murfin zinc ya zama akalla 65 μ M yana da ma'ana kuma wajibi ne, amma ga yankunan masana'antu masu nauyi, musamman ma wadanda ke da acid da alkali lalata, an bada shawarar cewa kauri na galvanized square tube. kuma ya kamata a ƙara suturar zinc da kyau.
Lokacin aikawa: Satumba-21-2022
