EN 1311:1997

EN 1311:1997 is a standard published by the European Committee for Standardization (CEN). Its full title is "Round and sawn timber - Method of measurement of biological degrade". This standard covers: This European Standard specifies the methods of measuring biological degradations (insect, fungi, etc.) taken into account in the visual grading of sawn and round timber for appearance or to assess its mechanical properties. It does not apply to the strength grading of structural timber (see EN 518 and EN 519). This standard applies to hardwood and softwood sawn timber, both squareedged and unedged, to processed timber and to round timber. This standard does not apply to tropical timber.

This European Standard specifies the methods of measuring biological degradations (insect, fungi, etc.) taken into account in the visual grading of sawn and round timber for appearance or to assess its mechanical properties. It does not apply to the strength grading of structural timber (see EN 518 and EN 519). This standard applies to hardwood and softwood sawn timber, both squareedged and unedged, to processed timber and to round timber. This standard does not apply to tropical timber.

EN 1311:1997 is classified under the following ICS (International Classification for Standards) categories: 79.040 - Wood, sawlogs and sawn timber. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 1311:1997 has the following relationships with other standards: It is inter standard links to EN 1309-3:2018, EN 1316-2:2012, EN 1316-1:2012. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

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