Bude bakin nau'in diski na ƙusa mai riveting ƙusa - abubuwa masu siffa, ƙarshen ɗaya yana da hula: a cikin riveting, ta amfani da nakasawa ko tsoma baki da ke haɗa sassan riveting.
Duk wani kwanon rufi na baƙin ƙarfe makaho makaho yana nufin sandar ja da hula an yi shi da baƙin ƙarfe sannan galvanize.d.
Lokacin aikawa: Janairu-19-2021