The Difference Between Galvanized and Galvanized Steel: Which is Better for Your Project?

In the construction world, the use of steel is a must. However, to protect steel from corrosion and extend its lifespan, a protective coating is usually applied. Two commonly used materials are galvanized and galvanized steel. While they may look similar, they have different characteristics that influence the choice of material for a project.

What is Galvanized Steel?
Galvanized steel is steel coated with zinc through a hot-dip galvanizing process. The steel is dipped in hot molten zinc, creating a thick protective layer.

Advantages of Galvanized Steel:

• Resistant to corrosion and extreme weather.
• Longer service life outdoors.
• Suitable for outdoor projects such as fences, roofs, light steel frames, and utility poles.

Disadvantages:

• The surface is less smooth, making it somewhat difficult to paint.
• Slightly heavier than galvanized steel.

What is Galvanized Steel?
Galvanized steel is steel coated with a zinc and iron alloy. This process produces a thinner coating than galvanizing, but with a smoother surface.

Advantages of Galvanizing:

• Smooth surface, easy to paint or recoat.
• More flexible when shaped, cut, or welded.
• Suitable for indoor applications such as electrical panels, ducting, metal furniture, and vehicle bodies.

Disadvantages:

• Lower corrosion resistance than galvanizing.
• Not recommended for long-term outdoor use.
• Key Differences Between Galvanized and Galvanized Steel

Aspects

• Galvanized Steel
• Galvanized Steel
• Coating
• Pure zinc (zinc)
• Zinc + iron alloy
• Corrosion Resistance
• High (outdoor)
• Medium (indoor)
• Surface
• Rough, difficult to paint
• Smooth, easy to paint

Applications

• Fences, posts, roof trusses, outdoor structures
• Electrical panels, ducting, furniture, car bodies

Conclusion
Choosing between galvanized and galvanized steel depends on your project needs:

• For outdoor projects requiring high corrosion resistance → choose galvanized steel.
• For indoor applications requiring a smooth finish and easy painting → choose galvanized steel.

If you are looking for galvanized and galvanized steel with SNI standards, PT Intisumber Bajasakti (ISBS) offers various sizes with complete stock and on-time delivery.

📞 Phone: 021-66675999
🌐 Website: intisumberbajasakti.com
✉️ Email: info@intisumberbajasakti.com

Back to List