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GNEE STEEL: 2026 Guide To S350GD Galvanized Steel For Overseas Projects

Jan 26, 2026

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Galvanized steel is a corrosion-resistant steel product formed by coating a zinc layer on the surface of carbon steel, widely used in infrastructure, transportation, and energy projects worldwide. S350GD galvanized steel is a high-strength structural galvanized steel grade that complies with the EN 10346 standard, known for its excellent durability and adaptability to various harsh environments, making it a key material for overseas projects.

 

Do you need high-quality S350GD galvanized steel for your overseas construction or infrastructure projects? GNEE STEEL is your reliable partner. With rich experience in exporting steel products to over 50 countries, we provide EN-standard S350GD galvanized steel that meets the requirements of international projects. This guide will cover the product specifications, certification, export services, and application cases of our S350GD galvanized steel, helping you smoothly complete your overseas project procurement.

 

S350GD galvanized steel

S350GD galvanized steel

 

Mechanical Properties Table of GNEE STEEL S350GD Galvanized Steel

 

The mechanical properties of S350GD galvanized steel are crucial for ensuring the safety and stability of overseas projects. GNEE STEEL's products strictly meet the following standards:

 

Mechanical Property Standard Requirement GNEE STEEL Actual Value Test Method
Yield Strength (Rp0.2) ≥350 MPa 360-420 MPa EN ISO 6892-1
Tensile Strength (Rm) 420-550 MPa 430-540 MPa EN ISO 6892-1
Elongation (A80mm) ≥20% (t≤3mm) ≥22% (t≤3mm) EN ISO 6892-1
Bend Test (180°) D=2t, No Cracks D=2t, No Cracks EN ISO 7438

The actual performance of our products exceeds the standard requirements, providing an extra safety guarantee for overseas projects that face complex environmental conditions.

 

Zinc Coating Specifications and Corrosion Resistance

 

The zinc coating of S350GD galvanized steel is the key to its corrosion resistance. GNEE STEEL offers multiple zinc coating options to adapt to different overseas project environments:

 

Zinc Coating Type Zinc Coating Weight (g/㎡) Corrosion Resistance (Salt Spray Test) Suitable Environment
Z60 ≥60 ≥240 hours (no red rust) Dry inland areas
Z140 ≥140 ≥480 hours (no red rust) Humid inland areas
Z275 ≥275 ≥720 hours (no red rust) Coastal areas, high-humidity regions

 

For overseas projects in coastal or tropical areas with high humidity, we recommend choosing Z275 zinc coating to ensure the service life of the steel structure exceeds 20 years.

 

Certification and Compliance for Overseas Projects

 

Overseas projects have strict requirements for product certification. GNEE STEEL's S350GD galvanized steel has obtained multiple international certifications to meet the access requirements of different countries and regions:

 

EN 10346 Certification: Complies with European standards, suitable for European and African projects.

CE Marking: Meets EU construction product regulations (CPR), allowing free circulation in the EU market.

ISO 9001 Quality Management System Certification: Ensures stable product quality and standardized production processes.

SGS/BV Test Reports: Provides third-party testing reports at the request of customers, facilitating customs clearance and project acceptance.

 

We can also provide customized certification documents according to the specific requirements of overseas projects, ensuring smooth project progress.

 

GNEE STEEL's Export Services for S350GD Galvanized Steel

 

Exporting steel products to overseas projects involves complex logistics and documentation work. GNEE STEEL provides one-stop export services to solve these problems for customers:

 

  • Customized packaging: Uses moisture-proof film, wooden pallets, and seaworthy containers to prevent product damage during long-distance transportation.
  • Logistics support: Cooperates with well-known international logistics companies to provide flexible transportation options (sea freight, air freight) and ensure on-time delivery.
  • Documentation service: Prepares all export documents, including commercial invoice, packing list, certificate of origin, and certification documents, to simplify customs clearance procedures.
  • After-sales support: Provides on-site technical guidance if needed, and solves any product-related problems during the project implementation process.

 

In conclusion, GNEE STEEL's S350GD galvanized steel is the ideal choice for overseas projects, with excellent mechanical properties, reliable corrosion resistance, and complete certification support. If you need to purchase S350GD galvanized steel for your overseas project or want to know more about export services, click the "Contact Our Export Team" button below to start a consultation!

 

S350GD galvanized steel price & technical datasheet.

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