River birch
Wood species
River birch
English name
River birch
Alternative name
Black birch, Water birch
Botanical name
Betula nigra
Type
Hardwood
Tree size / Height
20 - 30 m
Trunk / Diameter
0,6 - 1,0 m
Location
United States
Specific gravity
0.49
Specific gravity (12% MC)
0,63
Janka Hardness
4320 lbf
Modulus of rupture
MPa
Elastic Modulus
GPa
Crushing Strength
MPa
Shrinkage
Radial 4,7%
Tangential 9,2%
Volumetric 13,5%
T/R Ratio 2,0
m³/BDU
m³/BDMT
Ton/BDU
Tonne/BDU
Tonne/BDMT