Class C fire door with what material
Generally multi-purpose wood or steel. The new fire door GB: GB-2008 promulgated, the provisions of Class C fire door fire resistance limit of 0.5 hours, Class A 1.5 hours, Class B 1.0 hours.
Material is the same, in the thickness or strength of the difference
Steel doors: 1.2 steel doors and door frames; 0.8 steel doors do fan panels. Doors filled with pearl slabs. Wooden door: long single worship bar of the lobster lice stiff frame with solid wood, but also splicing, flame retardant treatment, outsourcing fire board. The door also does the same.
Class C fire door with what material...
