waya kuvala
waya kuvala (wochedwanso sefa) anapangidwa ndi waya zitsulo ndi galvanizing mankhwala pamwamba. Ambiri ntchito pa sitepe mtengo mphasa poyimitsa. Malekezero awiri a "U" mawonekedwe zogwiriziza ndi mudakhumudwapo mosabisa, zovuta kukhazikitsa kuyenda pamwamba sitepe mtengo ndi mathithi pa akumwetulira kulumikiza waya kuvala. Kumatetezera ntchito ndi katundu, kupereka anakunkha capacity.The waya kuvala Angagwiritsidwenso ntchito pa C-mawonekedwe ndi sitepe mtengo mphasa poyimitsa. Tingachite kukula mwambo & kamangidwe monga pa pempho lanu.
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Lembani uthenga wanu apa ndi kulitumiza ilo kwa ife