For complete details the grading rule book can be purchased from the national hardwood lumber association.
What is the best available grade of hardwood lumber.
Hardwood lumber is cut to maximize the yield of the log and with the result being a random width product.
Some species must be processed according to special rules.
There s a good reason for this watch our video for more info.
An excellent selection of some of the most beautiful woods in the world.
The hardwood grading rules are quite complex and require study.
Lumber thickness 4 4 6 4 etc is not considered when grading hardwood.
Most species are cut rough thickness 1 thru 2 in several grades.
Softwood lumber is categorized into framing dimensional lumber or appearance boards.
A very simplified condensed overview of the steps for grading a piece of hardwood lumber is as follows.
Highest grade of hardwood lumber.
These depend on various factors like the type of wood used and the number and types of defects if any.
The grades are based on the two faces alone.
Lumber is graded based on the quality and appearance of the wood.
Fas first and second grade.
The common grades are likely to be most suitable for the cabinet industry most furniture parts and flooring.
Lumber is available in a variety of sizes and products.
Best selling lumber composites.
Some species are also available in thickness 2 1 2 thru 4 inch.
A wide variety of domestic hardwoods in various thicknesses and price ranges.
Determine the surface measurement.
Hardwood lumber domestic hardwood.
6 x 8 in 83 defect free on best side.
Strong lumber with fewer knots or cosmetic blemishes gets a higher grade and price.
Before we get into the different grades of lumber let s take a look at the various defects you may find in a piece of lumber.
Explore the use of the common grades to achieve the most value considering lumber cost and yield.
Grading designation depends on the number of defects in a board.
If you don t see a thickness you want give us a call 1 877 232 3915 we can mill exactly what you need.
The simplified process of determining hardwood lumber grades.
Other grades exist for utility and industrial applications such as mining that are not applicable to contractors and consumers broken into common yard lumber and select yard lumber the most common grades from highest to lowest for retail applications are c select d select 1 common 2.
The basic concept of grading is that the grade of all lumber is determined from the poorest face or side of the lumber with a few cases considering the better face as well.
When you shop for lumber you may notice two sizes listed.
Most species are cut on the quarter inch increment beginning at 1 inch thickness.
An overview of lumber grades and wood quality.