Northern catalpa

Wood species : Northern catalpa
English name : Northern catalpa
Alternative name : Hardy catalpa, Western catalpa, Cigar tree, Catawba-tree
Botanical name : Catalpa speciosa
Type : Hardwood
Tree size / Height : 15 - 30 m
Trunk / Diameter : 0,6 - 1,2 m
Location : United States, North America
More information : Wikipedia
Specific gravity : 0.38
Specific gravity (12% MC) : 0,46
Janka Hardness : 2450 lbf
Modulus of rupture : 64,8 MPa
Elastic Modulus : 8,35 GPa
Crushing Strength : 18,9 MPa
Shrinkage : Radial : 2,5%
Tangential : 4,9%
Volumetric : 7,3%
T/R Ratio : 2,0
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