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Galvanized Steel Coil / GI Coil
Hot-Dip Galvanized Steel Coil (GI/GL) Through continuous hot-dip galvanizing process, we produce corrosion-resistant steel coils with zinc-iron alloy layers. Combining high strength with 20+ years service life, ideal for harsh-environment applications. |
Product Name: Hot Dip Galvanized Steel Coil (GI/GL)
Overview
Through a continuous hot-dip galvanizing process, we produce corrosion-resistant steel coils with zinc-iron alloy layers. Combining high strength with 20+ years service life, ideal for harsh-environment applications.

| Name | Galvanized Sheet Metal in Coil |
|---|---|
| Base Material | SGCC/ SGCH/ DX51D/ DX52D/ DX53D/ DC01/ DC03/ DC04 |
| Zinc Coating | Z30-600g/m² |
| Thickness | 0.09-6.0mm |
| Width | Coil:600-1500mm / Strip: 20-600mm |
| Surface Treatment | Regular Spangle/Zero Spangle/Passivation/Oiled |
| Corrosion Class | C2-C5 (ISO 12944) |
| Standards | EN 10346, JIS G3302, ASTM A653 |
Superior Corrosion Resistance
Salt spray resistance ≥1000hrs (ASTM B117) at 100g/m² zinc coating
Excellent Formability
Withstands 180° bending without zinc peeling, suitable for stamping/roll-forming
Eco-Efficiency
3x longer lifespan than paint coatings, reducing lifecycle cost
Versatile Surface Options
Chromate passivation/anti-fingerprint treatments for enhanced paint/weldability
Construction: Steel structures, roofing sheets, HVAC ducts
Transportation: Highway guardrails, noise barriers, bridge cladding
Agricultural: Grain silos, harvester components
Appliances: Washing machine drums, outdoor AC frames
Solar Energy: PV mounting systems, electrical enclosures
Runying Steel Group Company occasionally has low/mild/high carbon discount steel products for sale at a low price. For details, please follow our public Facebook page (https://www.facebook.com/tangsteel ) or contact our sales team.
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