Hebei Yinghang Trade Co.,Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 1000000 tons per year |
| Delivery Time | 15days after deposit |
| Packaging Details | According To Customers' Requirement |
| product name | GI steel coil |
| size | 0.1-3.0mm |
| Special Use | High-strength Steel Plate |
| Coil Id | 508 / 610MM |
| Price Term | CIF CFR FOB EX-WORK |
| Thickness | 0.12mm-4.0mm |
| Size | 0.1-2mm |
| Product Type | Steel Coil |
| Zinc Spangle | Spangle free |
| Coating | Z81-Z120 |
| Sample | Free samples available |
| Packing | Standard export package |
| Port | shanghai/ tianjin |
| Technique | Hot Rolled Based |
| Coil Outer Diameter | 1500-1800mm |
| Brand Name | YINGHANG |
| Model Number | 0.4mm-4mm |
| Certification | ISO9001 quality certificate |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 1000000 tons per year |
| Delivery Time | 15days after deposit | Packaging Details | According To Customers' Requirement |
| product name | GI steel coil | size | 0.1-3.0mm |
| Special Use | High-strength Steel Plate | Coil Id | 508 / 610MM |
| Price Term | CIF CFR FOB EX-WORK | Thickness | 0.12mm-4.0mm |
| Size | 0.1-2mm | Product Type | Steel Coil |
| Zinc Spangle | Spangle free | Coating | Z81-Z120 |
| Sample | Free samples available | Packing | Standard export package |
| Port | shanghai/ tianjin | Technique | Hot Rolled Based |
| Coil Outer Diameter | 1500-1800mm | Brand Name | YINGHANG |
| Model Number | 0.4mm-4mm | Certification | ISO9001 quality certificate |
| Place of Origin | CHINA | ||
| High Light | GI steel coil zero spangle ，GI steel coil Z275 coating ，GI steel coil 0.12mm thickness | ||
Galvanized Steel Coils, commonly known as GI Coils, are one of the most versatile and widely used industrial materials in the world. They are produced by passing cold-rolled steel through a molten zinc bath in a process known as Hot-Dip Galvanizing.
The primary purpose of this process is to provide the steel with a protective coating of zinc. This coating acts as a physical and chemical barrier; even if the surface is scratched, the zinc "sacrifices" itself to protect the underlying steel from oxidation and rust. This unique property makes GI coils an essential component in environments where durability and resistance to harsh weather conditions are required.
Superior Corrosion Resistance: The zinc layer provides long-term protection against moisture and atmospheric oxygen.
Cost-Effectiveness: Compared to stainless steel, GI steel offers a highly durable solution at a much lower price point.
Formability: GI coils maintain excellent mechanical properties, allowing them to be bent, stamped, or rolled without the coating peeling off.
Low Maintenance: Due to its inherent protective qualities, galvanized steel requires minimal upkeep over its lifespan.
Below is a standard parameter table for high-quality GI coils. Note that specific dimensions and grades can be customized based on project requirements.
| Parameter | Specification Details |
| Standard | ASTM A653, JIS G3302, EN 10346, AS 1397 |
| Steel Grade | DX51D, DX52D, SGCC, CS Type A/B/C, S250GD - S550GD |
| Thickness | 0.12 mm – 4.0 mm |
| Width | 600 mm – 1500 mm (Standard: 914mm, 1219mm, 1250mm) |
| Zinc Coating | 30g/m² – 275g/m² (Z30 - Z275) |
| Surface Finish | Regular Spangle, Minimized Spangle, Zero Spangle |
| Surface Treatment | Chromated (Passivated), Oiled, Skin-passed |
| Inner Diameter | 508 mm / 610 mm |
| Coil Weight | 3 – 8 Metric Tons (Customizable) |
The versatility of GI steel makes it a staple across various industries:
This is the largest consumer of GI coils. Applications include roofing sheets, wall panels, structural purlins, floor decks, and ventilation ducts (HVAC).
Used for manufacturing body parts, internal reinforcements, and components that require high corrosion resistance to withstand road salt and moisture.
The "white goods" industry uses GI steel for the outer shells and internal frameworks of washing machines, refrigerators, and air conditioning units.
The mounting structures and frames for solar panels often utilize heavy zinc coating (Z275+) GI steel to ensure a 20+ year lifespan in outdoor environments.
When the molten zinc cools on the steel surface, it forms a crystalline pattern known as spangles. Depending on the cooling process, you can choose:
Regular Spangle: The traditional "flower" pattern.
Zero Spangle: A smooth, matte finish ideal for high-end painting applications.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Trading Company,Seller
Year Established:
2004
Total Annual:
8000000-10000000
Employee Number:
80~100
Ecer Certification：
Verified Supplier
Hebei Yinghang Trade Co Ltd. Located in Shijiazhuang City,Hebei Province,China.For past 20 years,we Mainly in manufacturing and trading iron wire products and steel products.our company already passed the ISO9001 quality control system. Our main products cover from Galvanized Wire, Black A... Hebei Yinghang Trade Co Ltd. Located in Shijiazhuang City,Hebei Province,China.For past 20 years,we Mainly in manufacturing and trading iron wire products and steel products.our company already passed the ISO9001 quality control system. Our main products cover from Galvanized Wire, Black A...
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