Tabebuia impetiginosa (Mart.) Standl. 
BIGNONIACEAE 

Comercial Name : Ipe - Rondonia 
Other Names : Ipe - Amarelo, Ipe-Roxo, Ipe-Una, Pau-D’Arco, Piuva, 
Piuva-Amarela 
Foreign Name : 
Lapacho (Central America, South America) 
Ocurrence : 
Brasil - CE, GO, MG/SP, PR 
General Charcteristics : 
Color : dark yellow chestnut 
Direction : right Texture : fine 
Taste : indistinct Smell : indistinct 
 Density at 15% m.c = 960 Kg/m3 

Natural Durability : 
Durabel - resistent to atack of cupim and fungus. 
Treatability : difficult. 
Processing Characteristics : 
Surfacing : regular Sawing : regular 
Drilling: easy Finishing : good 
Drying : easy with little defects 

Uses: 
Civil Construction - Heavy Marine, External, Internal; Light Frames, Int. & Ext. 
Floors - Domestic 
Furniture - General Usage 
Transport 
Veneers and Plywoods - Decorative Veneers 
Diverse Uses - Sport Articles and Toys, Decoration and Ornaments, Textile 
Tools 
Pallets and Cases 
  

	Green	Dry	English	Green	Dry	Metric
Bending Strength	22458	25963	psi	1579	1825	kg/cm2
Crushing Strength			psi			kg/cm2
Max. Crushing Strength	25963	10312	psi	1825	725	kg/cm2
Static Bending (FSPL)			psi			kg/cm2
Impact Strength			inches			cm
Stiffness	2901	3129	1000 psi	204	220	1000 kg/cm2
Work to Maximum Load	28	22	inch-lbs/in3	wml3	2	cm-kg/cm3
Hardness		3684	lbs		1671	kg
Shearing Strength		2048	psi		144	kg/cm2
Toughness			inch-lbs			cm-kg
Specific Gravity	0.92	1.08		0.92	1.08
Weight		62	lbs/ft3		994	kg/cm3
Density (Air-Dry)		62	lbs/ft3		994	kg/cm3
Radial Shrinkage		6.6	%		6.6	%
Tangential Shrinkage		8	%		8	%
Volumetric Shrinkage		13.2	%		13.2	%