Modulus of Rupture (MOR) Strength Ratings for Various Species of Wood (psi)

The modulus of rupture reflects the maximum loadcarrying capacity of the species in bending strength and is proportional to the maximum strength or breaking point as borne by the specimen. (1)

  • Massaranduba, Brazilian Redwood 29,200 psi
  • Ipe 25,400 psi
  • Cumaru, Brazilian Teak 24,800 psi
  • Purpleheart 21,300 psi
  • TigerWood 20,120 psi
  • Angelim Pedra 18,255 psi
  • Garapa 18,100 psi
  • Batu, Red Balau 17,600 psi
  • Western Red Cedar 7,500 psi

(1) The Wood Handbook - Wood as an engineering material, USDA, General Technical Report 113.