The document includes a specification for chopped strands made from continuous filament textile glass. The specificationn defines those parameters which shall be specified plus other parameters which may be specified if required for a particular application or processing method.
DIN EN 12971-3:1999 history
1999DIN EN 12971-3:1999-07 Reinforcements - Specification for textile glass chopped strands - Part 3: Specific requirements; German version EN 12971-3:1999
1999DIN EN 12971-3:1999 Reinforcements - Specification for textile glass chopped strands - Part 3: Specific requirements; German version EN 12971-3:1999