What does lumber mean?
lumber, collective term for harvested wood, whether cut into logs, heavy timbers, or members used in light-frame construction. Lumber is classified as hardwood or softwood. The term often refers specifically to the products derived from logs in a sawmill.
What are lumber seconds?
What is FAS in Lumber? FAS, or Firsts and Seconds, is the hardwood grade which includes the superior “furniture grade” hardwoods. This grade is typically free of defects, but some defects are allowed. For example, the wider and longer the lumber, the more likely you will find some defect allowed in the wood.
What does FAS lumber mean?
First and Seconds
FAS. FAS derives from an earlier grade known as “First and Seconds”. It is the best and most expensive grade. Boards 6″ and wider, 8′ and longer. Yields 83-1/3 percent of clear face cuttings with minimum sizes of 4″ x 5′, or 3″ x 7′.
What does AD mean in lumber?
A. 4/4” = 1” (inch) – It is a practice among lumbermen to express the thickness of cabinet grade lumber in quarters of an inch. Hence: 4/4”=1” and so on up to 16/4”=4”. Air-drying (AD) – Wood that has been dried naturally to have moisture content of about 18%.
What is lumber used for?
Lumber is mainly used for structural purposes but has many other uses as well. Lumber may be supplied either rough-sawn, or surfaced on one or more of its faces. Besides pulpwood, rough lumber is the raw material for furniture-making, and manufacture of other items requiring cutting and shaping.
What is 2×4 lumber?
DIMENSIONAL LUMBER: In the past, when a timber was called a 2×4 [or “two-by-four”], it actually measured 2 inches by 4 inches. Now, most timber is milled and planed to give it a little more of a finished look, and a little more of a consistent size and profile.
What are the grades of lumber?
The standard grades of hardwood lumber are:
| Grade | Trade Name | Min. Area of clear cuttings required |
|---|---|---|
| Firsts and Seconds | FAS | 83-1/3% |
| FAS One Face | F1F | 83-1/3% |
| Select | SEL | 83-1/3% |
| No. 1 Common | 1C | 66-2/3% |
What does S&B mean in lumber?
Foot (or Feet) G1S. Good One Side. G2S. Good Two Sides.
What is SEL BTR lumber?
Select & Better. (Sel & Btr) Our top standard grade, meaning there will be larger clear cuttings in each board. This grade is best when you need defect free boards for projects such as table tops or mouldings.
What does SLR mean in lumber?
Straight Line Rip Lumber
Straight Line Rip Lumber Edges Explained.
What is the difference between wood and lumber?
Timber is considered by and large as less of a processed wood product and can also refer to intact trees which have not been cut, while lumber is usually thought of as wood that has been cut to standard sizes and sold commercially for construction use.