Then its edges are surfaced reducing its width and depth. During this process it shrinks as the moisture in the wood is removed and the wood cells shrink.
Nominal Vs Actual Lumber Dimensions
Severe Weather Common 2 In X 4 In X 8 Ft Actual 1 5 In X 3 5 In
Standard Galvanized Post Cap 2×4 1 1 2 X 3 1 2 2 Pack
At this point the 2 x 4 is actually 2 inches x 4 inches a 2 x 10 is actually 2 inches x 10 inches etc.
2×4 actual. The difference between nominal and actual dimensions for items like 2×4 dimensions next project dont be confused by nominal board dimensions when you buy lumber or read plans. The final final measurement can change because wood is hydroscopic it absorbs and releases water into the air. If you can stop someone in the store to help explain the inconsistency theyll start throwing around a few words like nominal sizes and actual sizes and softwood lumber and hardwood lumber.
A 2×4 board is actually only 1 12 inches by 3 12 inches. Shop our selection of null in the department at the home depot. The wood is still green and wet.
Here are the common sizes of lumber and their actual sizes. A nominal 2×4 board starts its life 2 inches by 4 inches. The way this comes about is that when lumber is cut from the logs it is considered rough cut.
However there is a difference between the nominal size what the lumber is referred to and the actual size. 2x4s are not actually 2 inches by 4 inches. Something doesnt quite match up.
Measure the actual width and thickness of a pine board like a 2×4 and then look at the sign above the rack. Dimensional lumber is cut to a specific length width and depth. Then after it is dried the wood is planed to smooth the surface and make the wood a uniform size.
Once the wood dries it shrinks. Actual dimensions and nominal dimensions. When the board is first rough sawn from the log it is a true 2×4 but the drying process and planing of the board reduce it to the finished 15×35 size.
Then the freshly cut board dries ending up an actual 1 12 inches by 3 12 inches. The tables below provide both the nominal and actual sizes so many common north american lumber sizes. But then the newly sawn but soaking wet lumber is then kiln dried until it reaches the desired moisture level.
Lumber Sizes Explained Howe Lumber East Brookfield Ma
Garage Door 2×4 Lumber Bulk2x4 Dimensions Ceiling Tiles That Look
Gp Has Begun Printing Actual Sizes On Its Lumber Are Others Doing
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