Yellow Birch
Common Name(s): Yellow Birch
Scientific Name: Betula alleghaniensis
Distribution: Northeastern North America
Tree Size: 65-100 ft (20-30 m) tall, 2-3 ft (.6-1.0 m) trunk diameter
Average Dried Weight: 43 lbs/ft3 (690 kg/m3)
Specific Gravity (Basic, 12% MC): .55, .69
Janka Hardness: 1,260 lbf (5,610 N)
Modulus of Rupture: 16,600 lbf/in2 (114.5 MPa)
Elastic Modulus: 2,010,000 lbf/in2 (13.86 GPa)
Crushing Strength: 8,170 lbf/in2 (56.3 MPa)
Shrinkage: Radial: 7.3%, Tangential: 9.5%, Volumetric: 16.8%, T/R Ratio: 1.3
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