Fireproofing

Module from the Refractory and Insulation Curriculum curriculum.

Module 9 - Fireproofing · Learning Objectives · 1. Apply PIP STF05121 Category 1/2/3 fireproofing envelope · 2. Specify 2-hr UL 1709 rating for pool fire exposure · 3. Select cementitious spray, intumescent coating, or concrete encase · 4. Inspect fireproofing integrity during shutdown (visual, lath check) · 5. Repair damage with matching material and full thickness · Fireproofing Rating Tests

Standard	Fire Curve	Use	Note	Duration	Common?
UL 1709	Rapid rise (2000F in 5 min)	Process area pool fire	Most realistic	1-3 hr	Refinery standard
UL 263 / ASTM E119	Cellulosic (slow)	Building fire	Lower T ramp	1-4 hr	Office, warehouse
BS 476	British cellulosic	UK-based	Similar to E119	Hr rated	International
ISO 834	International cellulosic	International	Like E119	Hr rated	International
HC (hydrocarbon)	Intermediate	Marine + oil/gas	Between	Hr rated	Norway/UK offshore

Source: Refractory_Insulation_Curriculum_v1.xlsx · Sheet: Fireproofing

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