Ma angles a ASTM, yomwe imadziwikanso kuti chitsulo cha ngodya, imagwira ntchito yofunika kwambiri popereka chithandizo ndi kukhazikika kwa kapangidwe ka zinthu kuyambira pa nsanja zolumikizirana ndi magetsi mpaka ma workshop ndi nyumba zachitsulo, ndipo uinjiniya wolondola kumbuyo kwa gi angle bar umatsimikizira kuti zimatha kupirira katundu wolemera.
Mzere wa ngodya wachitsulo wa ASTMZilipo m'mitundu iwiri, yofanana ndi yosafanana, kutengera kuya kwa miyendo. Ma ngodya osafanana, omwe amadziwikanso kuti chitsulo chooneka ngati L, nthawi zambiri amagwiritsidwa ntchito pamene mwendo umodzi wa ngodya uli wautali kuposa wina, pomwe ma ngodya ofanana amagwiritsidwa ntchito pamene miyendo yonse ili yofanana kutalika, zomwe zimapangitsa ma ngodya a ASTM kukhala oyenera kugwiritsidwa ntchito m'njira zosiyanasiyana.
Kuwonjezera pa ntchito zamafakitale ndi uinjiniya,ASTM galvanized ngodya balaZimapezeka m'zinthu za tsiku ndi tsiku. Kuyambira pa mashelufu a mafakitale mpaka matebulo akale a khofi, izi zikuwonetsa kusinthasintha ndi kugwiritsidwa ntchito kwakukulu kwa ma ASTM angles m'mbali zonse za moyo wathu.
Kutchulidwa kwa ASTM kumatsimikizira kuti ma angles akukwaniritsa miyezo yokhwima yomwe yakhazikitsidwa ndi American Society for Testing and Materials, zomwe zikutanthauza kuti amapangidwa ndikuyesedwa malinga ndi mawonekedwe enaake amakina, kuphatikiza mphamvu yotulutsa, mphamvu yokoka, ndi kutalika.
Uinjiniya wolondola kumbuyongodya ya ASTMikutsimikizira kuti kuthekera kopanga chitsulo cha ngodya chokhala ndi miyeso yolondola komanso mawonekedwe a makina ndikofunikira kuti zitsimikizire kuti nyumba, nsanja ndi mapulojekiti ena aukadaulo ndi olimba. Uinjiniya wolondola uwu umathandizanso kugwiritsa ntchito bwino zipangizo, kuchepetsa zinyalala ndikukonza bwino ntchito yonse yomanga.
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Nthawi yotumizira: Julayi-31-2024