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The board foot or board-foot is a unit of measurement for the volume of lumber in the United States and Canada. [1] It equals the volume of a board that is one foot (30.5 cm) in length, one foot in width, and one inch (2.54 cm) in thickness, or exactly 2.359 737 216 liters.
Plywood is a composite material manufactured from thin layers, or "plies", ... A common metric size for a sheet of plywood is 1200 × 2400 mm. 5 × 5 feet (1,500 × ...
In 1961, at a meeting in Scottsdale, Arizona, the Committee on Grade Simplification and Standardization agreed to what is now the current U.S. standard: in part, the dressed size of a 1-inch (nominal) board was fixed at 3 ⁄ 4 inch; while the dressed size of 2 inch (nominal) lumber was reduced from 1 + 5 ⁄ 8 inch to the current 1 + 1 ⁄ 2 inch.
When testing wood in lumber form, the Janka test is always carried out on wood from the tree trunk (known as the heartwood), and the standard sample (according to ASTM D143) is at 12% moisture content and clear of knots. [3] The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the ...
A cord of wood. The cord is a unit of measure of dry volume used to measure firewood and pulpwood in the United States and Canada.. A cord is the amount of wood that, when "racked and well stowed" (arranged so pieces are aligned, parallel, touching, and compact), occupies a volume of 128 cubic feet (3.62 m 3). [1]
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The countries of the Baltic region were major producers and exporters of timber, and used their local measure for trade with other countries such as Britain. The hundred in the term standard hundred was usually a long hundred , meaning 120 pieces, but the word hundred was often dropped, leaving simply standard to mean "the local standard number ...
Historically, in the Pacific Northwest, logs were first sold after they were delivered to the water and rafted to the mill. Bundle rafts have bundles of logs that are tightly fastened together and some logs are well below the water line. Consequently, log scalers would walk the rafts and measure and grade the logs in the water.
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