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• About Hot-Dip Galvanizing & Corrosion Protection

  • Introduction
  • What is Hot-Dip Galvanizing?
    • Facts About HDG
    • Facts About Zinc
    • The HDG Coating
      • Physical Properties
      • Zinc Coating
      • Enhancements
        • Painting HDG
        • Powder Coating HDG
    • HDG Process
    • History
    • FAQ
    • Glossary
  • The Corrosion Problem
    • Corrosion Process
  • How Long Does HDG Last?
    • In the Atmosphere
      • Time to First Maintenance
        • Zinc Coating Life Predictor
        • Atmospheric Corrosion Data
    • In Soil
      • Soil Corrosion Data
    • In Water
      • Water Corrosion Data
    • In Concrete
      • References
    • In Chemical Solutions
    • In Contact with Other Metals
    • In Contact with Treated Wood
    • In Contact with Food
    • In Extreme Temperatures
  • Cost of HDG
  • Other Corrosion Protection Systems
    • HDG + Paint (Duplex Systems)
    • Zinc-Based
    • Paint/Powder Coatings
    • Special Steels

• Designing & Fabricating for Hot-Dip Galvanizing

  • Introduction
  • Design Considerations
    • Bend Diameters
    • Cold Worked Steels
    • Dissimilar Steel Chemistries
    • Dissimilar Metals in Contact
    • Distortion & Warping
    • Fasteners, Bolts & Nails
      • Hole Sizes
      • Threaded Assemblies
    • Marking Parts
    • Masking
    • Material Handling
    • Moving Parts
    • Overlapped Surfaces
    • Steel Residues
    • Steel Selection
    • Steel Size Limits
    • Steel Surfaces
    • Temporary Bracing
    • Venting & Drainage
      • Tubular Fabrications
      • Handrail
      • Rectangular Tube Truss
      • Pipe Truss 3" (8cm) & Larger
      • Pipe Columns, Girders & Poles
      • Box Sections
      • Tapered – Single Arm
      • Enclosed & Semi-Enclosed Products
      • Drainage
    • Weight Increase
    • Welding Before HDG
    • Zinc Metal Properties
  • Fabrication Considerations
    • Abrasive Blasting
    • Bending
      • Bending Before HDG
      • Bending After HDG
    • Distortion & Warping
    • Dulling Surfaces
    • Fasteners, Bolts & Nails
      • Holes
      • Tapping Threads
      • Threaded Assemblies
    • Inspection
    • Marking Parts
    • Masking
    • Material Handling
    • Moving Parts
    • Overlapped Surfaces
    • Steel Residues
    • Steel Surfaces
    • Temporary Bracing
    • Venting & Drainage
      • Drainage
      • Enclosed & Semi-Enclosed Products
      • Tapered – Single Arm
      • Box Sections
      • Pipe Columns, Girders & Poles
      • Pipe Truss 3" (8 cm) & Larger
      • Rectangular Tube Truss
      • Handrail
      • Tubular Fabrications
    • Welding
      • Welding Before HDG
      • Welding After HDG

• Specifying & Inspecting Galvanized Steel

  • Introduction
  • HDG Specifications
  • Specifying HDG + Paint
    • HDG Surface Preparation
  • Inspection of HDG
  • Post HDG Considerations
    • Passivation
    • Plugging Holes
    • Repairing HDG Steel
    • Storage

• Galvanized Steel in Use

  • Introduction
  • Excellence Awards
    • 2008 Award Winners
    • 2009 Call for Entries
    • Archive
  • HDG Case Studies
    • HDG + Paint Case Studies
  • Sustainable Development
    • Zinc and the Environment
    • Zinc Health Effects
    • Zinc Recycling

• Education & Resources

  • Introduction
  • Educational Seminars
    • In-Person Seminar
      • Registration Form
    • Online Seminar
    • Webinar Series
      • Registration Form
  • Inspection Course
    • Inspector Listing
  • Scholarship
    • Application
    • Past Winners
  • Technical FAQ/Dr. Galv
  • AGA Publications
  • Published Articles
  • Specifier Newsletter
    • Archives
  • Galvanizer Locations
  • Industry Links
    • Suppliers & Services
    • Foreign Galvanizers
    • Web Resources

• About AGA

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