When testing wood in lumber form the janka test is always carried out on wood from the trunk of the tree known as the heartwood and the standard sample according to astm d143 is at 12 moisture content and clear of knots.
Pecan flooring hardness.
Native only to the united states the pecan tree can be found in river bottoms and flood plains from the mississippi valley to texas.
100 130 ft 30 40 m tall 2 4 ft 6 1 2 m trunk diameter.
46 lbs ft 3 735 kg m 3 specific gravity basic 12 mc 60 74.
Botanically they are split into two groups.
The scale was invented in 1906 by gabriel janka an austrian wood researcher and standardized in 1927 by the american society for testing and materials depending on the room where the flooring will be installed a certain level of hardness may make it a more desirable choice.
For hardwood flooring the test usually requires a 2 6 sample with a thickness of at least 6 8mm and the most commonly used test is the astm d1037.
Southern pecan hardwood flooring is pale auburn and swirled with dark pecky streaks.
Pecan wood flooring hardness together with the ever increasing popularity of hardwood floors along with the renewed look that s given to some dreary and drab room together with installing a brand new hardwood floor consumers have selected and installed hardwood flooring material than all the options available joined.
The sapwood of hickory is white tinged with brown while the heartwood is pale to reddish brown.
South central united states and mexico.
Variations within species and grades.
At hardwood design company we use true southern pecan.
13 700 lb f in 2 94 5 mpa.
The wood is virtually the same for both and is usually sold together.
With no expiration dates on the internal beauty of a hardwood floor hardwood floors provide comfort for lengthy amounts of time with the simple cleaning and increased longevity.
Will amber over time.
Samples may look different than others hardness.
The true hickories and the pecan hickories fruit bearing.
While the complete janka hardness listings will reveal that there are some fairly hard softwoods and some relatively soft hardwoods in the species most commonly used in flooring the identifiers hold true.
The most durable flooring woods will be hardwoods such as oak walnut ebony maple ash and pecan.
Hardwoods are harder than softwoods.
These aesthetic features give it visual interest unlike any other wood.
Origin of pecan north america botanical name s carya illinoinensis trade name s often classed with hickory other uses in industry veneer paneling furniture.
Pecan has an average dimensional stability of 8 9.
Wood hardness chart species alphabetical hardness species by hardness hardness mahogany honduran 800 padauk 1725 mahogany santos 2200 tabaccowood 1750 maple hard north american 1450 rosewood bolivian 1780 maple ivory 1500 bamboo carbonized 1800 maple soft 999 hickory 1820 merbau 1925 pecan 1820 mesquite 2345 yellowheart 1820.
Creamy straw like rustic grade shown color changes.
The janka hardness scale determines the hardness of a particular type of wood over another.
1 820 lb f 8 100 n modulus of rupture.
