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to help ensure that their products maintain their integrity
giving an assurance of quality to purchasers of “off-the-shelf” assessment software
The acceptance levels may be related to welding standards
The delivery of high-quality components contributes to the safety of those on board
Fire tests on building materials and structures - Classification and method of test for external fire exposure to roofs Ingestion-build-209418 to help ensure that theirThe tests described in this part of BS 476 are designed to give information about fires spreading to the roof of a building from a nearby fire outside the building itself. The tests are not concerned with the behaviour of a roof when subjected to the effects of fire on its underside. A preliminary test is made in which a specimen section of the roof is subjected to the effects of flame in the absence of radiation. Unless the specimen is so affected by