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Wall thickness variation (eccentricity
BS EN 60976 specifies test procedures for the determination and disclosure of functional performance characteristics
Facility operators (to help them input more effectively into the design process)
The fire detection and fire alarm systems themselves are covered by BS 5839-1
One tubular cored electrode may be tested and classified with different gases
Specification for helmets for equestrian activities Ingestion-build-183511 Wall thickness variation (eccentricityBS EN 1384: 1997 specifies requirements for protective helmets, that may or may not have a peak, for people involved in equestrian activities. It gives safety requirements that include methods of test and levels of performance for shock absorption, for resistance to penetration and for the strength and effectiveness of the retention system and the deflection of a peak if fitted.