Technical standard on quasi fire resistance performance
HOME ⁄ What is “gypsum”? ⁄ Technical standard on quasi fire resistance performance
Performance requirement for parts rated with quasi fire resistance (45 minutes) (Building Standards Act Article 2 Clause 7, Enforcement Ordinance Article 107 Clause 2)
| Part | Ordinary fire | Ordinary fire from indoor side | ||||
| Does not deform, melt, destroyed or other damage (No.1 “Damage Resistance”) | The temperature of the surface other than the heated surface (the one facing indoors) does not rise above the ignition temperature of combustible matter (No.2 “Heat Insulation”) | Prevents occurrence of cracks or other damage that will cause the fire spreading outdoors (No. 3 “Flame Retardancy”) | ||||
| Wall | Partition Walls | Shear walls | - | 45 minutes | 45 minutes | - |
| Non-loadbearing wall | - | - | 45 minutes | |||
| Exterior wall | Shear walls | - | 45 minutes | |||
| Non-loadbearing wall | Parts where there is risk of fire spreading | - | ||||
| Parts other than the above | 30 minutes | 30 minutes | ||||
| Pillar | - | - | 45 minutes | - | - | |
| Floor | - | - | 45 minutes | 45 minutes | - | |
| Beam | - | - | 45 minutes | - | - | |
| Roof | Other than the following | - | - | 30 minutes | - | 30 minutes |
| Behind eaves | Other than the following | Parts where there is risk of fire spreading | - | 45 minutes | ||
| Parts other than the above | 30 minutes | |||||
| Those that are effective in fire prevention and located behind attic space or ceiling, depending on the outer wall | - | - | - | |||
| Stairs | - | 30 minutes | - | - | ||
Note: Time indicated in the above begin from the start of heating - indicates no restriction.
Performance requirement for parts rated with quasi fire resistance (1 hour) (Building Standards Act Article 27, Enforcement Ordinance Article 115 Clause 2 Item 2 and Article 107 Clause 2)
| Part | Ordinary fire | Ordinary fire from indoor side | ||||
| Does not deform, melt, destroyed or other damage (No.1 “Damage Resistance”) | The temperature of the surface other than the heated surface (the one facing indoors) does not rise above the ignition temperature of combustible matter (No.2 “Heat Insulation”) | Prevents occurrence of cracks or other damage that will cause the fire spreading outdoors (No. 3 “Flame Retardancy”) | ||||
| Wall | Partition Walls | Shear walls | - | 1 hour | 1 hour | - |
| Non-loadbearing wall | - | - | 1 hour | |||
| Exterior wall | Shear walls | - | 1 hour | |||
| Non-loadbearing wall | Parts where there is risk of fire spreading | - | ||||
| Parts other than the above | 30 minutes | 30 minutes | ||||
| Pillar | - | - | 1 hour | - | - | |
| Floor | - | - | 1 hour | 1 hour | - | |
| Beam | - | - | 1 hour | - | - | |
| Roof | Other than the following | - | - | 30 minutes | - | 30 minutes |
| Behind eaves | Other than the following | Parts where there is risk of fire spreading | - | 1 hour | ||
| Parts other than the above | 30 minutes | |||||
| Those that are effective in fire prevention and located behind attic space or ceiling, depending on the outer wall | - | - | - | |||
| Stairs | - | 30 minutes | - | - | ||
Note: Time indicated in the above begin from the start of heating - indicates no restriction.
This table only provides a summary. For details, please check the latest applicable laws and regulations.