Fa'alili lanu lanu (ppgi / ppgl coil) e fa'avae i luga o le vevela-dip galvanized sheet, vevela-dip galvanized sheet, electro-galvanized sheet, ma isi. A mae'a le fa'auluuluga o le eleele (chemical degreasing and chemical conversion treatment), se tasi poʻo le tele o laulau o meaola. faʻapipiʻi faʻapipiʻi i luga o le fogaeleele, ona sosoo ai lea ma le A p...
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