Product Description
EN 10327 JIS G3302 Galvanized Steel Strip Anti UV Zero Spangle/Mini Spangle / Regular Spangle
The Feature of GI COIL
1). Standard: JIS G3302 or EN 10327
2). Thickness range of the HDGI: 0.17mm to 3.0mm
Tolerance of thickness of The Galvanized Steel Roll: +/-0.03mm
3). Width range: Support Customization
Tolerance of width: +/-3.00mm (aiming to +/-2.00mm)
4) Grade: SGCC or DX51D, other grade can be available
5). Zinc coating: Z30-Z275
6). Surface: Regular spangle, min spangle etc
7). Coil weight: Support Customization
8). Coil ID: 508 mm
9) Packing: Seaworthy, in container
10). Applications of galvanized steel coil: Widely used for roofs, outer walls, ovens,
Explosive-proof steel, electrically controlled cabinets, and industrial freezers in the
Residential and industrial buildings.

Full-Link Trust Service System
—— Guarantee services
Pre-sales Trust Services (Reducing Decision-Making Risks)
Free Samples: We provide free samples accompanied by material certificates, allowing customers to inspect the products before placing orders.
Virtual Factory Tour + Live Factory Inspection: We offer appointment-based virtual factory tours (covering production lines, laboratories and warehouses).
Customized Solutions: Based on customers' application scenarios, applicable standards, budgets and delivery schedules, we provide multiple sets of steel selection and cost comparison solutions, with clear marking of quality risk points and corresponding control measures.
—— Guarantee services
Pre-sales Trust Services (Reducing Decision-Making Risks)
Free Samples: We provide free samples accompanied by material certificates, allowing customers to inspect the products before placing orders.
Virtual Factory Tour + Live Factory Inspection: We offer appointment-based virtual factory tours (covering production lines, laboratories and warehouses).
Customized Solutions: Based on customers' application scenarios, applicable standards, budgets and delivery schedules, we provide multiple sets of steel selection and cost comparison solutions, with clear marking of quality risk points and corresponding control measures.
—— Guarantee services
In-sales Transparent Management (Full Process Traceability)
Production Live Streaming: For orders from large customers, we provide real-time live streaming and short videos of the production process, enabling customers to witness the quality control work on site.
Loading Supervision Service: We support loading supervision by customers themselves or third-party institutions, with photo and video records provided as evidence.
Logistics Visualization: We provide bills of lading, real-time logistics tracking information and estimated port arrival time, enabling customers to inquire about the logistics status at any time.
—— Guarantee services
In-sales Transparent Management (Full Process Traceability)
Production Live Streaming: For orders from large customers, we provide real-time live streaming and short videos of the production process, enabling customers to witness the quality control work on site.
Loading Supervision Service: We support loading supervision by customers themselves or third-party institutions, with photo and video records provided as evidence.
Logistics Visualization: We provide bills of lading, real-time logistics tracking information and estimated port arrival time, enabling customers to inquire about the logistics status at any time.
—— Guarantee services
After-sales Support Services (Building Long-Term Trust)
Technical Support: We offer professional guidance on steel application, recommendations for welding processes, diagnosis of quality problems, and provide free technical training (both online and offline).
Customer Profile Management: We establish exclusive service profiles for each customer, recording order details, quality inspection results, delivery information and after-sales records. We conduct regular follow-up visits and proactively remind customers of inventory status and new product launches.
—— Guarantee services
After-sales Support Services (Building Long-Term Trust)
Technical Support: We offer professional guidance on steel application, recommendations for welding processes, diagnosis of quality problems, and provide free technical training (both online and offline).
Customer Profile Management: We establish exclusive service profiles for each customer, recording order details, quality inspection results, delivery information and after-sales records. We conduct regular follow-up visits and proactively remind customers of inventory status and new product launches.
why choose us
Precision Manufacturing
Equipped with advanced production lines and a skilled workforce, we ensure high dimensional accuracy and consistent quality in every batch. Our 19 years of OEM/ODM experience enable us to handle complex custom requirements with precision and efficiency.
Material Science
We specialize in copper and aluminum materials, with in-depth knowledge of their properties and applications. From standard alloys to specialized compositions, we provide material solutions optimized for conductivity, strength, and corrosion resistance.
Quality Controll
Our manufacturing process is backed by rigorous quality inspections at every stage—from raw material selection to final packaging. We adhere to international standards to ensure reliable performance and long-term durability of all products.
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Whether it's standard industrial profiles or complex irregular structures, we can provide reliable aluminum solutions to global customers with efficient delivery and consistent quality.
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