Huada Steel

Company Description

PREPAINTED 55% AI-Zn ALLOY-COATED STEEL COILS / GALVANIZED STEEL COILS

55% Al-Zn alloy-coated steel sheets and galvanized steel sheets have excellent corrosion resistance. HoHuada Steelver, to improve their dull and changeless surface, color coating and baking on the surface of 55% Al-Zn alloy-coated steel sheets and galvanized steel sheets produce beautiful and high corrosion resistant prepainted steel sheets.
Steel Specification:
Thickness: 0.2-3.0mm
Width: 600-1500mm
Tolerance for thickness,width,flatness and so on conform to the requirements of JIS G3302 or ASTM A653M/924M
Coil ID can be either 508mm or 610mm, maximum coil OD is 2000mm
The speicfication of ASTM Such as A653m,A924 M and so on have been updated to the latest revisions
Characteristics
1.Many colors are available to match the environment and attach value to the appearance.
2.Superior resistance against environment :Heat resistance, corrosion resistance, humidity resistance, weather proof etc.
3.Formability, impact resistance, and acid/alkali resistance, superior workability and chemical resistance are the major reasons for the popularity of prepainted 55% Al-Zn alloy-coated and galvanized steel sheets.
4.Color according to RAL Color system or customize.
CLASSIFICATION OF DURABILITY OF PAINT COATING AND DESIGNATIONS
Classification of durability Paint coating system Durability test
Duration of salt spray test Duration of dew-cycle type accelerated weathering test(for reference)
Class 1 one-coat 200 hours ----
Class 2 two-coat 500 hours ----
Class 3 two-coat or more 2000 hours 1500 hours

PAINT COATING SYSTEMS AVAILABLE AS STANDARD
Products Front Side Reverse Side
Primer Coating Finish Coating
Polyester Coated
Epoxy Prime