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BS476-4: Fire tests on building materials and structures- Part 4: Non-combustibility test for materials

Zoom  Zoom Issue Date:2014-08-07   Browse:1799
 & Ecosafene Products Service Co.,Ltd have rich experience to provide BS 476-4 fire test to Building Material

 

BS 476-4 Fire Test to Building Material – Standard

BS476-4: Fire tests on building materials and structures- Part 4: Non-combustibility test for materials 

 

BS 476-4 Fire Test to Building Material –Standard Method

BS 476-4 Fire tests on building materials and structures- Part 4: Non-combustibility test for materials

The specimen is weighted and placed into a basket. A thermocouple is inserted into the centre of the specimen and connected to the logging equipment. In addition the specimen thermocouple, there is also a thermocouple placed inside of the furnace. The specimen is lowered into the furnace (which is set at 750°C) and remains in this position for the entire 20 minute test duration.

 

BS 476-4 Fire Test to Building Material –Require

Temperature rise (furnace and centre of specimen) should be ≤ 50°C
Period of sustained flaming should be ≤ 10 seconds

 

BS 476-4Fire Test to Building Material – Relative Standard 

BS 476: Fire tests on building materials and structures

BS 476-7Fire Tests on Building Materials and Structures Part 7: Method of Test to Determine

the Classification of the Surface Spread of Flame of Products

EN 13501-1: Fire classification of construction products and building elements- Part1:

Classification using data from reaction to fire tests

AS 1530Methods for fire tests on building materialscomponents and structures

AS/NZS 1530.1Methods for fire tests on building materialscomponents and structures

Combustibility test for materials

AS/NZS 1530.2Methods for fire tests on building materialsComponents and structures –

Test for flammability of materials

GB 8624: Classification for burning behavior of building materials and products


 

GB 20286: Requirements and mark on burning behavior of fire retarding products and

subassemblies in public place

 
 
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