Prepainted steel sourcing

Prepainted Steel: Choose PPGI, PPGL and the Delivered Form

Choose the delivered form, substrate and coating requirements before comparing offers.

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01

Choose the delivered form

Start with the form that arrives at your plant or site. A coil is feedstock for later processing; a flat sheet is ordered by finished piece size and surface condition; a profiled sheet must match a profile drawing and effective cover width. Those are different receiving and packaging decisions. If your drawing names only a color or a trade name, add the final geometry before asking for a price. The form determines which product page and order fields you need.

02 · Choose PPGI or PPGL

Choose PPGI or PPGL substrate

PPGI means a prepainted galvanized steel substrate; PPGL means a prepainted aluminium-zinc-coated steel substrate. The metallic coating and the organic paint are separate parts of the specification. A color code does not identify the base steel or either coating. Choose the substrate required by your project specification, then ask for the paint system, face, sample and test basis. ZIVO sources each approved form through partner suppliers for the individual order; no combination in this guide is a stock promise.

  • Metallic-coated substrate identity

    State the required metallic-coated substrate identity and how it will be verified for this order.

  • Coil vs flat sheet vs profiled sheet

    State the required coil vs flat sheet vs profiled sheet and how it will be verified for this order.

  • Intended use and downstream forming

    State the required intended use and downstream forming and how it will be verified for this order.

  • Governing standard and edition

    State the required governing standard and edition and how it will be verified for this order.

03 · Build a complete order

Build a complete order line

Put the substrate specification and grade, metallic coating designation, base-metal or finished-thickness basis, paint system on each face, color reference, delivered dimensions and quantity in the same enquiry. A coil also needs winding and weight limits. Flat pieces need a piece schedule and protection. Profiles need the drawing and effective cover width. This keeps comparisons on one purchasing basis when the offers describe different products.

  • Governing standard and editionState the required governing standard and edition and how it will be verified for this order.
  • Paint and appearance acceptanceState the required paint and appearance acceptance and how it will be verified for this order.
  • Order quantity and required documentsState the required order quantity and required documents and how it will be verified for this order.
04

Agree appearance and acceptance

Agree which face is visible, whether a physical color sample controls appearance, and which documents identify the lot. Receipt checks differ by form: a coil needs identification and surface/edge condition; a flat sheet needs piece size and stack protection; a profile needs geometry, length and bundle count. Test names and acceptance limits belong in the purchase order only after the relevant supplier confirms the method and product scope.

05 · Send the RFQ to

Send the RFQ to the correct product page

Choose the PPGI or PPGL page for your delivered form and send the drawing, intended use, substrate and coating requirements, appearance reference, quantity, destination and requested documents. ZIVO will check the combination and delivery conditions with a partner supplier before quoting. If the order is for an unpainted aluminium-zinc coil, prepainted strip or a complete roof system, this approved product range does not establish that route; describe it separately for review.

  1. Send the order basis

    Include use, drawing, form and material system.

  2. Confirm the offer

    Check each proposed difference, test and delivery term.

  3. Keep the receipt record

    Match labels, documents and visible condition to the agreed order.

Sources

  1. ASTM A755/A755M-18(2024): prepainted metallic-coated building sheetASTM International · Accessed 2026-09-30
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Tell Us What You Need

Send the product form, grade, finish, thickness, width, length and quantity. Inquiries are answered within 2 hours.

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Send your coated-steel enquiry

Share the drawing, material system, quantities and the documents you need. ZIVO will check the route for your order.

Tell us what steel you need. You can include the grade, size, quantity or intended use if available.

Inquiries are answered within 2 hours.