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UL 1709 Ed. 6-2022
Rapid Rise Fire Tests of Protection Materials for Structural Steel - Published Date: July 8, 2024
1.1 This Standard describes a full-scale test method for measuring the thermal resistance of protective materials, systems, or constructions to rapid-temperature-rise fires. 1.2 Part 1 of this Standard describes the furnace calibration and furnace control requirements.
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