Over deze norm
Specifies methods for the determination of "overall thickness" (method A) and "overall thickness" (method B) and "mass per unit area" of bitumen sheets for roofing. The determination of overall thickness by method A is only applicable to unembossed sheets. The determination of overall thickness by method B is applicable to embossed and unembossed sheets and can also be used for composite thickness measurements. The determination of "mass per unit area" serves to verify the value stated by the manufacturer for information and is not applicable to perforated materials.
|Nederlandse titel||Flexibele dakbanen - Bepaling van de dikte en de massa per eenheid van oppervlakte - Deel 1: Bitumen banen|
|Engelse titel||Flexibele sheets for roofing - Determination of thickness and mass per unit area - Part 1: Bitumen sheets|