Test Methods and Specifications

Cover of Supply of Bolts, Nuts and Washers
Supply of Bolts, Nuts and Washers
  • Publication no: ATS-5420-20
  • Published: 19 June 2020
  • Edition: 1.0

Austroads Technical Specification ATS 5420 sets out the requirements for the supply of bolts, nuts, screws, washers, studbolts and threaded rods for steelwork. It also includes requirements for the supply of stainless steel fasteners.

This specification details the default properties of the fasteners. Additional requirements may be specified elsewhere on the drawings or other contract documents.

The technical specification can also be downloaded as a Word document.

  • 1. Scope
  • 2. Definitions
  • 3. Referenced Documents
  • 4. Quality System Requirements
  • 5. High Strength Structural Bolt Assemblies
    • Assemblies Conforming to AS/NZS 1252
    • Alternative Assembly Type (to EN 14399-3)
    • Additional Assembly Type (to EN 14399-3)
  • 6. Other Fasteners
    • Bolts and Nuts
    • Screws
    • Fasteners in Imperial Units
    • Washers
    • Studbolts
    • Threaded Rods, Holding Down Bolts and Other Non-standard Fasteners
    • Locking Devices
  • 7. Stainless Steel Fasteners
    • Composition
  • 8. Protective Treatment for Fasteners
    • Thermal Diffusion Galvanising
  • 9. Testing
    • General
    • Mechanical Properties
    • Chemical Composition
    • Test Certificates
    • Testing by Principal
    • Nonconforming Purchase Lots
  • 10. Traceability
  • 11. Delivery and Storage
  • Annexure A: Summary of Hold Points, Witness Points and Records
  • Annexure B: Testing of Mechanical Properties
    • Required Tests
    • Test Frequency