Questions tagged [strength]

Use for Questions where the strength of the materials and/or the overall design is of primary importance.

11 questions with no upvoted or accepted answers
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Stability/joinery method for melamine

I'm building a book case out of melamine. The drawing below show the normal and exploded view. Dimensions are 110cm wide, 30cm deep, 126cm high (~43"x12"x50")". I'm worried about ...
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202 views

Looking at attaching metal legs to a table top

Basically I have some standard metal tubing square legs which I want to affix to a table base. Hopefully the pics attached below show my idea but I am thinking of attaching a wood block on the ...
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71 views

Using plywood for vertical shelving?

I want to build some shelving (actually, on wheels, for use as a rolling cart) and I'd like to use 3/4" hardwood plywood for the whole thing, because it's cheaper than wood boards and I'm going ...
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274 views

Which weight bearing knockdown joints

I'm building a Murphy bed with 18mm plywood. I would like to use knock-down joints for the sides of the base (outer-frame). My research led me to cross dowels (see below) When doing some tests ...
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1k views

Dowel vs screwed butt for strongest butt joint in moving structural frame

Hi I am reading about all the different joint types and when to use them. I am building a frame out of 2x2 lumber, joined at 90% most of the time, that will be under a lot of stress. I figured out ...
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59 views

Would a threaded insert placed in or near the seam of a biscuit joint affect its strength?

Hopefully the question is clear. The threaded insert would be about a 1/2" long, and the lumber would be 8/4. The insert would be for a leg or a headboard bracket. If it would compromise strength, I ...
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71 views

Brackets instead of pocket holes

I'm building a farm=style dining room table with thick legs. Dimensions are - 7 ft L x 38.5 in W x 31 in T, with tabletop being 1 inch. I don't know how to do pocket holes, can I use brackets ...
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46 views

Flexing in middle of 3/4" walnut table top

I am building a table made out of 3/4" walnut. Right now, I have it on saw horses but will soon be attaching legs via cleats. The problem I am having now is that I'm noticing a bit of flex in the ...
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45 views

How to decide upon leg placement

I have prepared a 7.5 ft x 2.5 ft piece of monkeypod wood that is approximately 2 inches thick. It will serve as a computer desk. The heaviest object on it will be my desktop tower (~25-30 lbs). You ...
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101 views

Bookshelf with cutout

I've built a bookshelf that is basically just glued wood with notches cut in: With the vertical struts 50cm apart, this is ideal for just about anything: it nicely fits 40cm Euroboxes and 19 inch ...
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54 views

Making a “behind the couch table”?

table legs are 6 pcs. ea.@ 2x2 30"long placement to be on ea.corner w/1 in the middle on ea.side lengthwise ; table-top is a 2"thick 10"x6' (nominal length WxL). It wasn't until after making that ...