Reliable Corrosion Protection for Industrial Applications
For over 46 years, Curtis Steel Company has supplied businesses across Texas and beyond with high-quality flat-rolled steel products. Our extensive inventory includes hot-dipped galvanized sheets and coils, designed for durability, corrosion resistance, and long-term performance. With locations in Houston, Dallas-Fort Worth, and the Rio Grande Valley, we ensure fast order fulfillment and next-day local delivery on most stock items.
What is Hot-Dipped Galvanized Steel?
Hot-dip galvanizing (HDG) coats steel in a layer of zinc, forming a metallurgical bond that protects against moisture, oxidation, and environmental exposure. The process includes:
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Surface Preparation – Cleaning the steel to remove contaminants.
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Molten Zinc Bath – Immersing the steel at 842°F, allowing the zinc to react with the iron for a uniform, durable coating.
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Inspection & Quality Control – Verifying coating thickness and consistency to meet ASTM-A653 specifications.
The result is a corrosion-resistant steel that extends the lifespan of construction materials, industrial equipment, and transportation components.
Why Choose Hot-Dipped Galvanized Steel?
There are plenty of reasons to choose ASTM-A653 hot-dipped galvanized steel, including:
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Long-Lasting Corrosion Protection – The zinc coating prevents rust formation, making it ideal for outdoor and high-moisture environments.
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Self-Healing Properties – If the surface is scratched, the surrounding zinc sacrifices itself, preventing rust from spreading.
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Minimal Maintenance – Reduces the need for costly repairs and repainting.
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Uniform Coating – Unlike sprayed coatings, hot-dip galvanizing creates a consistent, tightly bonded layer that won’t peel or chip.
Hot-Dipped Galvanized Sheet & Coil Specifications
Curtis Steel carries hot-dipped galvanized sheets and coils in various sizes and coatings to meet your application needs.
- Gauges: 7 to 30
- Widths: Up to 60 inches
- Coating Weights:
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G-90 – Maximum corrosion resistance
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G-60 – Versatile protection
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G-40 – Balanced durability and cost-efficiency
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G-30 – Lighter coating for low-corrosion environments
Material Types:
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Commercial Steel (CS Types A, B, and C)
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Forming Steel (FS Types A and B)
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Deep Drawing Steel (DDS Types A and C)
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Extra Deep Drawing Steel (EDDS)
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Structural Steel (SS) – further designated by Grades (33,37,40,50,80)
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High Strength Low Alloy Steel (HSLAS)
Need a specific size? Our cut-to-length services and 60-inch slitter line provide customized solutions with quick turnaround times.
Industries & Applications
Construction & Infrastructure
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Structural Components – Beams, trusses, columns
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Exterior Fixtures – Fencing, gutters, handrails
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Architectural Steel – Corrosion-resistant building materials
Transportation
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Automotive Frames – Over 80% of modern vehicles use galvanized steel
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Railroad Tracks – Long-lasting steel for high-traffic areas
Manufacturing & Agriculture
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Farm Equipment – Protection from moisture and chemicals
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OEM & Fabrication – Reliable material for industrial production
Our Steel Processing & Customization Services
Curtis Steel offers precision processing to ensure accuracy and efficiency in every order. Our services include:
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Steel Coil Slitting – Custom widths for specific applications
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Shearing & Multi-Blanking – Precision cutting for tight tolerances
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Leveling & Cropping – Preparing steel for structural use
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Cut-to-Length Processing – Custom sheet and coil sizing
We also own our fleet of trucks, ensuring fast, next-day delivery for local customers.
Get a Quote on Hot-Dipped Galvanized Steel
For decades, Curtis Steel Company has been a leading supplier of hot-dipped galvanized sheets and coils to businesses in construction, transportation, and manufacturing. Whether you need ASTM-A653 hot-dipped galvanized steel in standard sizes or custom specifications, we have the inventory and expertise to meet your needs.
Call 1-800-749-4621 or Request a Quote Online today.