(BS) EN 310: 1993 Wood-based panels: Determination of modulus of elasticity in bending and of bending strength This specifies a method of determining the apparent modulus of elasticity in flatwise bending and bending strength of wood-based panels of nominal thickness ≥ 3mm. The modulus of elasticity in bending and bending strength is determined by applying a load to the centre …

(BS) EN 300 : 2019 Oriented Strand Boards (OSB) – Definitions, classification and specifications This defines the terms, establishes a classification and specifies requirements for OSB.  The values appearing in this standard relate to the products properties but they are not characteristic values to be used in design calculations. See OSB Use Classes and durability issues   – this was …

(BS) EN 314-2: 1993 (confirmed in 2013) Plywood – Bond quality – Requirements This part of the standard specifies the requirements for bonding classes of veneer plywood according to their end uses.  It lists three classes of bond quality. Bond Class 1: Dry conditions ‒ interior applications with no risk of wetting. This is equivalent to a moisture content in the plywood corresponding …