NEN EN 12248 : 1999

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
   3.1 Actual size
   3.2 Moisture content
   3.3 Moisture content size deviation
   3.4 Permitted dimensional deviations
   3.5 Target size, basic size
        3.5.1 Target size
        3.5.2 Basic size
4 Measurement
5 Changes in size due to changes in moisture content
6 Permitted deviations
7 Preferential sizes
   7.1 General
   7.2 Preferential sizes
Table 1 - Dimensions and their permitted deviations
Table 2 - Preferential sizes

This standard defines permitted deviations (due to variability in sawing and processing) from target thicknesses and widths for sawn timber used in industrial packaging when measured at a defined reference moisture content. It also gives preferential sizes of this timber.