February 26, 2026

Baosteel’s architectural color-coated steel sheets utilize the following substrates: Hot-dip galvanized substrate, hot-dip aluminized-zinc substrate, galvanized aluminum-magnesium substrate. Substrate requirements for Baosteel’s standard polyester (PE) color-coated sheets: Hot-dip galvanized substrate must have a total zinc coating weight of 120 g/m² or higher on both sides (Z120); Hot-dip aluminum-zinc coated substrate: total aluminum-zinc coating weight of […]