1. Cov tsos xim ntawm cov ntshav liabtooj liab phajthiab cov phaj tooj dag tuaj yeem paub qhov txawv
Ntshav tooj liab phaj thiab tooj liab phaj nto tsis zoo ib yam, cov xim ntawm cov phaj tooj liab feem ntau yog xim daj, ntau gloss, tab sis cov xim ntawm cov phaj tooj liab yog xim liab, kuj muaj gloss, ntshav tooj liab phaj yog hu ua liab tooj liab, yog tooj liab ntshiab, ntshav tooj liab thiab tooj dag xim yog txawv kiag li! Qhov tseeb, cov xim tuaj yeem pom meej meej ntawm ib nrais muag. Qhov saum npoo ntawm lub phaj tooj liab yog oxidized, thiab muaj ib txheej ntawm cov xim liab cuprous oxide, uas zoo nkaus li ntshav xim. Lub hardness ntawm ntshav tooj liab yog ib qho nyuaj tshaj li tooj dag, zoo li hnyav! Yog li koj tuaj yeem qhia nws los ntawm cov xim.
2. Kev sib txawv ntawm cov khoom xyaw
Cov ntsiab lus tseem ceeb ntawm cov phaj tooj liab yog tooj liab, thiab cov ntsiab lus ntawm tooj liab tuaj yeem ncav cuag ntau dua 99.9%, txawm hais tias muaj pes tsawg leeg ntawm tooj liab phaj muaj tooj liab tab sis kuj zinc, tooj liab cov ntsiab lus hauv 60%, zinc cov ntsiab lus hauv 40%, rau lwm qib ntawm tooj dag, cov ntsiab lus ntawm cov hlau lead yuav hloov, thiab nws kuj zoo sib txawv thaum soj ntsuam cov tshuaj muaj pes tsawg leeg.
3. Kev sib txawv ntawm lub zog tensile
Ntshav tooj liab phaj thiab tooj dag phaj hauv lub zog tensile saum toj no tsis zoo ib yam, peb tuaj yeem paub qhov txawv ntawm lub zog tensile, cov tshuaj muaj pes tsawg leeg ntawm tooj liab phaj yog ntau dua li lub zog tensile siab, tab sis cov muaj pes tsawg leeg ntawm liab doog tooj liab phaj yog ntau ntshiab, kuj qis dua lub tensile lub zog ntawm tooj liab phaj.
4. Kev sib txawv ntawm cov txheeb ze ntom ntom
Qhov ceev ntawm cov phaj tooj liab yog nyob rau hauv 8.52-8.62 ntau yam, feem ntau 8.6 los xam qhov hnyav, qhov ceev ntawm cov phaj tooj liab yog nyob rau hauv 8.9-8.95 ntau yam, feem ntau 8.9 los xam qhov hnyav. Brass phaj nrog kev nce qib ntawm zinc muaj pes tsawg leeg yog li lawv tuaj yeem ua tau zoo heev los dais cov khoom kub thiab kev ua haujlwm, feem ntau siv hauv cov cuab yeej siv tshuab thiab cov khoom siv hluav taws xob, cov hlau stamping qhov chaw thiab cov twj paj nruag. Ntshav tooj liab phaj muaj hluav taws xob zoo thiab thermal conductivity, thiab corrosion kuj, ductility. Ntshav tooj liab phaj muaj ductility zoo heev, nws feem ntau tshwm nyob rau hauv kev lag luam hluav taws xob.
Post lub sij hawm: Jun-17-2022