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ISO 3346:1975 Wood -- Determination of ultimate tensile stress perpendicular to grain
standard by International Organization for Standardization, 12/01/1975
Covers the radial and tangential directions. The principle consists in the application of a gradually increasing load to a test piece. Apparatus, preparation of test piece, procedure and calculation and expression of results are described in detail. References are made to ISO 3129 and ISO 3130.
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