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Red Oak


Common Name(s): Red Oak

Scientific Name: Quercus rubra

Distribution: Northeastern United States and Southeastern Canada

Tree Size: 80-115 ft (25-35 m) tall, 3-6 ft (1-2 m) trunk diameter

Average Dried Weight: 44 lbs/ft3 (700 kg/m3)

Specific Gravity (Basic, 12% MC): .56, .70

Janka Hardness: 1,220 lbf (5,430 N)

Modulus of Rupture: 14,380 lbf/in2 (99.2 MPa)

Elastic Modulus: 1,761,000 lbf/in2 (12.14 GPa)

Crushing Strength: 6,780 lbf/in2 (46.8 MPa)

Shrinkage: Radial: 4.0%, Tangential: 8.6%, Volumetric: 13.7%, T/R Ratio: 2.2