BS476-22/BS 476-22:1987/BS476/ fire resistance

BS476-22 Fire tests on building materials and structures-Part 22: Method for determination of the fire resistance of non-loadbearing elements of construction 

The sample exposed to high temperature and pressure conditions, the test samples within the specified time bearing weight, integrity and insulation.

BS 476-22:1987 Focus on

• Duration of fire resistance
• Loadbearing capacity and impermeability
• Insulation
• Integrity

BS 476-22:1987 fire resistance test time

30 minute

60 minute

90 minute

120 minute

150 minute

180 minute

、、、、、、

BS 476 reference standard

BS 476:Fire tests on building materials and structures.

BS 476-3:2004 external fire exposure roof test

BS 476-4:1970 Non-combustibility test for materials

BS 476-5:1979 Method of test of ignitability

BS476-6:1989 Method of test for propagation for materials

BS 476-7:1997 Surface spread of flame test for material

BS 476-11:1982 Method for assessing the heat emission from building materials

BS 476-12:1991 Ignitability of products by direct flame impingement

BS 476-15:1992 Method for measuring heat release of products-cone calorimeter

BS 476-20:1987 Method for determination of the fire resistance of elements of construction (general principles)

BS 476-21:1987 Methods for determination of the fire resistance of loadbearing elements of construction  

BS 476-22:1987 Methods for determination of the fire resistance of non-loadbearing elements of construction

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