GI Steel Roofing Corrugated Sheet Dx51D/Dx52D/Dx53D 0.12-1.5mm 18-22 Gauge for Bending Applications
High-quality GI steel roofing corrugated sheets manufactured from Dx51D/Dx52D/Dx53D galvanized steel, available in thicknesses from 0.12-1.5mm (18-22 gauge). Specifically designed for bending applications in construction and industrial roofing projects.
| Technical Standard | EN10147/EN10142/DIN 17162/JIS G3302/ASTM A653 |
|---|---|
| Steel Grade | Dx51D, Dx52D, Dx53D, DX54D, S220GD, S250GD, S280GD, S350GD, S550GD; SGCC, SGHC, SGCH, SGH340, SGH400, SGH440, SGH490, SGH540, SGCD1, SGCD2, SGCD3, SGC340, SGC490, SGC570; SQ CR22 (230), SQ CR22 (255), SQ CR40 (275), SQ CR50 (340), SQ CR80(550), CQ, FS, DDS, EDDS, SQ CR33 (230), SQ CR37 (255), SQCR40 (275), SQ CR50 (340), SQ CR80 (550); or Customer's Requirement |
| Type | Coil/Sheet/Plate/Strip |
| Thickness | 0.12–6.0mm or customer's requirement |
| Width | 600–1500mm according to customer's requirement |
| Type of Coating | Hot Dipped Galvanized Steel (HDGI) |
| Zinc Coating | 30-275g/m² |
| Surface Treatment | Passivation(C), Oiling(O), Lacquer sealing(L), Phosphating(P), Untreated(U) |
| Surface Structure | Normal spangle coating(NS), minimized spangle coating(MS), spangle-free(FS) |
| Quality Certification | Approved by SGS, ISO |
| ID | 508mm/610mm |
| Coil Weight | 3-20 metric ton per coil |
| Package | Water proof paper inner packing, galvanized steel or coated steel sheet outer packing, side guard plate, wrapped by seven steel belts, or according to customer's requirement |
| Export Market | Europe, Africa, Central Asia, Southeast Asia, Middle East, South America, North America |
Hot-dip galvanizing involves the reaction of molten zinc with an iron substrate to produce a durable alloy layer that permanently bonds the substrate and coating. The process includes pickling to remove surface oxides, followed by cleaning in specialized solutions, and immersion in the hot-dip bath for uniform coating application.
Combines physical barrier protection with electrochemical zinc protection for superior corrosion resistance.
Excellent formability for rolling, coiling, and bending operations without compromising coating integrity.
Maintains structural integrity at temperatures up to 315°C, with normal operation up to 230°C.
Reflects heat and light with over 70% efficiency, making it an ideal energy-saving construction material.
Shandong Dingcheng Liye Material Company, established in 2015, specializes in carbon steel, alloy steel, galvanized steel pipes, tubes, plates, coils, and profiles. Strategically located near Qingdao Seaport for efficient logistics, we maintain over 15,000 tons of standing inventory and serve major engineering projects worldwide with complete specifications and reliable supply.
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