1956 Volume 5 Issue 2 Pages 59-61
The purpose of this investigation was to determine the fire retardant performance of 4 type fire safety steel cabinets protected with the gypsum plaster and to develop the fire safety classification for the assembly.
Fire endurance tests were conducted in accordance with the standard specifications for fire tests of building construction (JIS A 1302).
Temperatures inside cabinets are considerably below the allowable critical temperature.
Safety, determined by the fire endurance tests, are correspond to JIS A 1302 Class III.