Seismic Support Hangers: Storage, Inspection, and Maintenance Guidelines

1. Storage Requirements for Seismic Support Hangers

Ideally, store seismic support hangers indoors in a dry, well-ventilated space. If you store them in a highly humid environment, implement measures such as removing standing water and enhancing ventilation. Place the products on shelves. For cantilever shelves, ensure the C-channel steel support points do not exceed 2 meters, and limit the full-threaded rod support points to 1.5 meters.

Outdoor storage requires elevation and waterproofing to prevent water accumulation and rain exposure. Proper use of warehouse space should be ensured while maintaining safety. Products should be organized by category and item number, facilitating ease of access, ventilation, cleaning, and inspection. Efficient warehouse use also improves labor efficiency and reduces workload.

Storage placement should consider the product’s shelf life, the warehouse’s environmental conditions, and material characteristics, adjusting arrangements accordingly. During storage, avoid mechanical damage and rust formation. Protective measures must be applied proactively. Cut materials designated for installation should be stored in a separate area to prevent wear or deformation during handling and installation.

Uninstalled support hangers must not serve as load-bearing or hanging elements. Completed or in-progress hangers should carry prominent labels to alert other workers and ensure product protection.


2. Inspection Methods for Seismic Support Hangers

A. Visual Inspection
Check components including C-channel steel, brackets, full-threaded rods, hex bolts, hex nuts, P-type clamps, Omega clamps, spring nuts, and channel nuts for any defects.

B. Individual Bracket Inspection
Confirm that the installed brackets meet the design requirements. Any deviations should be addressed before proceeding.

C. Strength Check
Hex bolts and nuts must be tightened to the correct torque—neither too loose nor too tight. If any bracket is improperly installed, apply temporary fixation and remove the load before final securing.


3. Acceptance Criteria for Seismic Support Hangers

Inspection should cover:

  1. Compliance with construction drawings

  2. Diagonal bracing

  3. Reinforced channel steel

  4. Anchor bolts

  5. Channel steel

  6. Connecting elements

  7. Hex bolts and spring nuts

  8. Load-bearing capacity

  9. Connection between hangers and supported objects

  10. Other requirements specified in national standards and design codes


4. Maintenance Guidelines for Seismic Support Hangers

A. Anti-Corrosion Maintenance

  • Conduct regular inspections for surface scratches, zinc layer damage, and rust. Clean surfaces with a dry cloth, touch up zinc, and remove rust as needed. Severe corrosion requires timely replacement of channel steel.

  • Remove accumulated water from channel steel and dry surfaces if condensation occurs.

  • In humid environments, immediately take measures such as removing standing water and improving ventilation.

B. Safety Maintenance

  • Inspect for abnormal bending of channel steel, full-threaded rods, or brackets. Identify causes and reinforce or replace affected components immediately.

  • Check for loose or detached connections and restore them to the correct torque.

  • If new loads are added (e.g., pipes, trays, equipment, temporary loads during maintenance), consult technical documentation or company engineers before modification. Unauthorized changes are prohibited.

C. Maintenance Schedule

  • During non-rainy seasons, conduct a comprehensive inspection at least once per quarter.

  • During the rainy season, inspections should occur at least monthly.

For more details on installation and specifications, visit our official product page or contact our technical support team for personalized assistance.

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