... other countries and regions. They are made by cold-rolled galvanized sheet, and then treated by degreasing, phosphating, chromate and others ... steel sheet is high fireproofing, which is applicative in 500°C. Specifications: Model: V-828, V-850, V-900, V-910 ... , Blue, Green ,etc Material: Color Steel Coil Features:Hot dipped galvanized pre-painted steel sheet Zinc Coating: Z0.8-Z1.2 ...