STRUCTURAL TIMBER (Obtained from Amendment 4 …

STRUCTURAL TIMBER Grades and their Characteristic Stresses STRUCTURAL TIMBER ( obtained from Amendment 4 NZS3603:1993). Summary Average Minimum Colour Modulus of Modulus of Bending Compression Tension Marks Grade Elasticity Elasticity Strength Strength Strength Amended STRUCTURAL TIMBER grading standards effective on 1 April 2007. (MSG. (Stiffness) (Stiffness) (MPa) (MPa) (MPa). Only). (GPa) (GPa). The amended standards introduce a new suite of grades the new grades are outlined and explained. No 1 Framing (unverified) (Green). All but one new grade requires verification of STRUCTURAL properties an No 1 Framing explanation of the verification process is given. (unverified). Grade availability Not all grades and sizes may be available an MSG6 explanation on why some sizes and grades may not be available is G8 (Green) provided.

STRUCTURAL TIMBER Summary • Amended structural timber grading standards effective on 1 April 2007. • The amended standards introduce a new suite of grades – the new

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  Form, Structural, Timber, Amendment, Obtained, Structural timber, Obtained from amendment

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