This European Standard specifies the requirements for hardboards as defined in EN 316.The values listed in this standard relate to product properties but they are not characteristic values to be used in design calculations1).
EN 622-2:2004 history
2004EN 622-2:2004 Fibreboards - Specifications - Part 2: Requirements for hardboards
1997EN 622-2:1997 Fibreboards - Specifications - Part 2: Requirements for Hardboards