Sizes of lumber

Free Samples Available At Your Local Store! What are the standard sizes of lumber? How to write lumber sizes? In North America, hardwood lumber is usually specified using the quarter system, where a board is identified by its thickness in quarters of an inch. Lumber is sold in various forms, sizes , types and cuts.

Hardwood board widths vary. Density: The strength and weight of wood is its density. Typical length of lumber Most lumber for residential construction comes from feet (2centimeters) to ft. But typically ’, ’ and ’ are common length. Lumber Dimensions 2x4s are not actually inches by inches.

When the board is first rough sawn from the log, it is a true 2x but the drying process and planing of the board reduce it to the finished 1. Here are the common sizes of lumber , and their actual sizes. Standard plywood comes in sheets that measure feet wide and feet long. Framing lumber , is usually sold by the piece in standard lengths and dimension. Plywood thickness usage for sheathing.

Common sizes of treated lumber. Your outdoor project or deck should last for years. Keep it looking its best with the right wood and deck cleaners, sealers and stains to enhance its long-term beauty.

The first two numbers (inches and inches) are nominal widths and depths for the lumber. Yet lengths of dimensional stock are always expressed as actual sizes. Composite plastic lumber. Over Years of Experience To Give You Great Deals on Quality Home Products and More. Why a × is not always a × Lumber sizes are usually given in nominal measurements.

The actual measurements are the final size. If your project calls for precise measurements, be sure to check your lumber before purchasing. The nominal dimensions of unsurface or rough-sawn, lumber are the same as the actual dimensions, so a 4-by-rough-sawn beam is actually inches thick by inches wide. Builders usually avoid. For example, there are two-by-fours, one-by-sixes and other combinations of those numbers.

We recognize such sizes as 2x 2x 4x 1x etc. This measurement refers to the thickness and width of the lumber and the length varies. In reality, these measurements are not a true measurement of the lumber thickness or width.

The true measurement of a 2xis actually about 1. The term dimensional lumber came into popular use around the beginning of the. Actual Size Dimensional Lumber. All dimensional lumber has both nominal and actual dimensions. For wall framing, stud or precut sizes are available, and are commonly used. Lumber of this grade contains few defects, but knots are allowed of any quality as long as they are well spaced and do not exceed the size regulations.

Construction Grade Lumber. Knots must be soun firm, encase and tight.