# Are two 2x4 as strong as a 4x4?

### Are two 2x4 as strong as a 4x4?

So a standard 4x4 is actually much weaker than two 2x4s side by side. The single 2x6 is 68% stronger than the 4x4 for vertical loads as you describe.

### How much weight can a double 2x4 support?

FWIW: "A single SPF#2, 9' x 2x4 that's restrained laterally by sheathing or blocking can support 1820 lbs and a similar 2x6 can support 7061 lbs without buckling (almost 4 x as much). A double 2x4 can support 3639 lbs, or about half that of a single 2x6.

### How strong is a 2x4 stud?

One 2″ x 4″ x 8′ #2 Spruce Pine Stud is good for about 3000 lbs of compressive load, when held in place by drywall. That being said, your mileage will vary significantly; actual strength of a 2x4 stud is usually controlled more by how well the board is framed into the wall at the top and bottom.

### How much weight will a 2x4 hold on its side?

If there is no strong wind, a 2x4 measuring at least 8 feet can support at least 1,000 pounds vertically.

### Will a 2x4 sag?

An 8-foot length of 2×4 that can support 1,000 pounds vertically will sag unacceptably under 200 pounds vertically without any support in the middle. Technically it can hold the weight, but it will sag three inches toward the middle, which is much more than acceptable. ... It can hold about 70 pounds without bracing.

### Which is stronger 2x6 or 4x4?

But by comparison, a 2x6 would have more vertical support than a 4x4. The single 2x6 is 68% stronger than the 4x4 for vertical loads as you describe.

### Can you use 2x4 beams instead of 4x4s?

If you are going to use 2x4 instead of 4x4's as "beams" I'd set them on edge. If you glue and nail them that will be stronger than just nailing them together.

### Can a 2x4 be used for ground contact?

If you are planning on using pressure treated stock, you may have to go with the 4x4s. Most 2x PT stock is not suitable for ground contact. Besides that, if you're planning on using the Simpson post anchors, or something similar, you may find that they are made only for 4x4 stock. You may also want to check local building codes.

### What to use instead of 4x4 bed frame?

If you are going to use 2x4 instead of 4x4's as "beams" I'd set them on edge. If you glue and nail them that will be stronger than just nailing them together. I'd also consider using a metal bed frame with the legs removed on top, rather than plywood (as long as you're using a box spring).