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30/60/90 Minute Fire Rated Steel Doors Manufacturer in China

　Published on: 2026-05-09

Fire rated steel doors are classified based on their fire resistance duration:

  • 30 minutes fire rated door
  • 60 minutes fire rated door
  • 90 minutes fire rated door

Higher ratings are used in critical areas such as stairwells, escape routes, and industrial facilities.

As a manufacturer in China, we offer customized fire ratings based on project requirements.

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