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07/01
2026
Galvanized Steel vs Galvalume Steel: Key Differences for Buyers
Galvanized steel and galvalume steel are both coated steel products used in construction, roofing, wall panels, building profiles, and industrial manufacturing. They are designed to protect steel from corrosion, but their coating structures are different.
06/26
PPGI vs PPGL: Which One Should You Choose for Roofing Sheets?
PPGI and PPGL are both color coated steel coils used for roofing sheets, wall cladding, sandwich panels, building profiles, and industrial products. They look similar after painting, but their base materials are different.
06/24
What Is Galvalume Steel Coil? Al-Zn Coated Steel for Roofing and Building Materials
Galvalume steel coil is steel coil coated with an aluminum-zinc alloy layer. It is also called GL steel coil, aluzinc steel coil, aluminum zinc coated steel coil, or Al-Zn coated steel coil.
06/21
What Is Galvanized Steel Coil? Zinc Coating, Uses and Buying Tips
Learn what galvanized steel coil is, how zinc coating protects steel, where GI coil is used, and what buyers should confirm before ordering.