galvanised steel tube
I-tube yensimbi engagqwali imelela intuthuko ebalulekile ekwakhiweni kwanamuhla nasezintweni ezisetshenziswa ezimbonini, inikeza ukuqina okuvelele nokumelana nokugqwala ngenqubo yayo yokumboza i-zinc. Leli thumbu elikhethekile lithathelwa i-hot-dip galvanization, lapho insimbi icwiliswa ku-zinc encibilikisiwe cishe ku-860 ° F (460 ° C), kwakheka ungqimba lokuvikela oluhlanganiswe ngensimbi. Ukumbozwa kwe-zinc okuvelayo kusebenza njengesithiyo sokuzivikela, kuvikela insimbi esekelwe kuyo ezintweni ezingokwemvelo nasekuxhumekeni kwamakhemikhali. Lezi amashubhu ukuthola izicelo ezibanzi emikhakheni ehlukahlukene, kuhlanganise ukwakhiwa, ezolimo, kanye processing zezimboni. Ukuhluka kwazo kuhlanganisa izinhlelo zokusebenza ezakhiwe nezingomshini, zisebenza njengezingxenye ezibalulekile ezinhlelweni zokuhambisa amanzi, izintambo zikagesi, kanye nohlaka lwezakhiwo. Inqubo yokuxubha iqinisekisa ukumbozwa okufanayo ngaphakathi nangaphandle kweshubhu, inikeza ukuvikelwa okuphelele ekugqwalieni nasekugqwalieni. Amasu anamuhla okukhiqiza aqinisekisa ukunemba okuqondile kobukhulu nobukhulu bokumboza obuhambisanayo, okuhlangabezana nezindinganiso zekhwalithi yamazwe ngamazwe zokusetshenziswa kwezimboni. Amandla angokwemvelo amashubhu, ahlanganiswe nokumbozwa kwawo okuvikelayo, awenza alungele ukufakwa ngaphakathi nangaphandle, anikeza impilo yokusebenza evame ukudlula iminyaka engu-50 ngaphansi kwezimo ezijwayelekile.