BS 4970：Determination of the effects of a small source of ignition on textile floor coverings
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings- Test Standard：
BS4970:Determination of the effects of a small source of ignition on textile floor coverings （hot metal nut method）
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings- Scope：
This British Standard describes a method for the determination of the effects of a small source of ignition on textile floor coverings using a hot metal nut. It is applicable to all types of textile floor coverings whether loose-laid or fully adhered and used with or without an underlay.
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings- Method of mounting test specimens:
The test specimen shall be mounted in one of three ways, according to whether the textile floor covering is loose-laid, fully adhered, or loose-laid with anunderlay.
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings- Test specimen:
- At least 3 test specimens each measuring 300mm*300mm
BS 4970：Determination of the effects of a small source of ignition on textile floor coverings-Relative Standard：
- BS 4569:Method of test for ignitability (surface flash) of pile fabrics and assemblies having pile on the surface
- BS 5287:Assessment and labelling of textile floor coverings tested to BS 47901).
- BS 3692:ISO metric precision hexagon bolts, screws and nuts.
- BS 6105:Specification for corrosion-resistant stainless steel fasteners.
- BS 6307:Method for determination of the effects of a small source of ignition on textile floor coverings(methenamine tablet test).
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