The term is an extension of gi which is a traditional abbreviation for galvanized iron.
Ppgl steel sheets.
Today the term gi typically refers to essentially pure zinc 99 continuously hot dip coated steel as opposed to batch dip processes.
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Dana steel manufactures corrugated sheets by roll forming process from the various steel coils it produces the base material of the corrugated sheets can be galvanized steel gi most commonly used aluzinc steel az prepainted galvanized steel ppgi prepainted galvalume aluzinc ppaz ppgl or prepainted aluminum ppal coils.
Ppgi ppgl prepainted galvanized steel prepainted galvalume steel also known as pre coated steel or color coated steel coil it is a product made of hot dip galvanized steel sheet hot dip galvalume steel sheet electro galvanized steel sheet etc.
The prepainted steel sheet in coil is a product obtained by subjecting a hot dipped galvanized steel sheet an galvalume steel sheet or an aluminum sheet to a surface chemical treatment coating followed by baking and curing.
Ppgi is pre painted galvanised iron also known as pre coated steel coil coated steel color coated steel etc typically with a hot dip zinc coated steel substrate.