lumber grading News
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ASTM D6039 / D6039M - 11 Standard Specification for Open and Covered Wood Crates
This specification covers five types and two styles of open and one type, and one style of covered wood crates designed for net loads not exceeding 4000 lb [1814 kg]. Open crates are suitable for shipment of items, which are not readily susceptible to damage from outside forces, and which require ...
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ASTM D5456 - 11a Standard Specification for Evaluation of Structural Composite Lumber Products
This specification recognizes the complexity of structural glued products. This specification, or parts thereof, shall be applicable to structural composite lumber portions of manufactured structural components. Tests shall be performed to determine the properties of the material in accordance to the ...
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