Questions tagged [steel]

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38
votes
8answers
110k views

Should I use steel or wood studs for basement exterior walls?

Related: When should you use metal studs? I'm planning on finishing my basement. (assuming all water issues are resolved) I'll be putting up a water barrier (tar paper) on all exterior walls, ...
18
votes
7answers
4k views

How to cut a rectangle out of a STEEL ruler?

Does anyone know how to cut a hollow rectangle out of a steel ruler? By that I mean cutting a small part out of the standard steel ruler while having the outside part still in tact. So a band saw is ...
18
votes
8answers
40k views

What are the pros and cons of steel vs. aluminum metal roofing?

I'm considering a new roof for my suburban home. The home is about fourteen years old and the shingles are in so-so shape. We have had two leaks already and I've been told that means it is a good ...
14
votes
11answers
5k views

Knowing where to drill holes in steel plate?

I have a concrete floor and I made two holes to bolt a 1/4"-thick steel plate. The problem is that the steel plates haven't been drilled yet. How can I determine where the holes will be drilled in ...
10
votes
8answers
14k views

How to drill holes in 3/8" thick steel plates?

I had to drill some 1/2" holes in 3/8" steel plates. In addition to taking something like 15 min per hole, a brand new drill bit lasts maybe two holes and it is trash. What is the best way to drill ...
9
votes
2answers
58k views

Which steel is stronger: Cold rolled, hot rolled, or stainless?

I need a 1/4" x 1 1/2" x 80" steel flat bar. I will omit the details of what I need it for because this question is basically asking which composition yields a stronger steel. www.discountsteel.com ...
8
votes
1answer
427 views

Under what circumstances can aluminum be in contact with steel?

I understand galvanic corrosion and the chemistry which causes the reaction. But under what circumstances can they be in contact? On first impression I would think they could in a dry environment... ...
7
votes
6answers
6k views

Best way to drill square tubing (Without drill press)

When drilling all the way through square tubing, I often snap my drill bits. If it’s not possible to drill from the other side, is it better to drill a slightly bigger hole first followed by a smaller ...
7
votes
4answers
46k views

Best tool & method for cutting steel tubes (table legs)?

I have a table that I want to cut the hollow steel legs down to coffee table height. These are the table legs I have: http://www.ikea.com/us/en/catalog/products/70217973/ What's the best tool and ...
7
votes
2answers
197 views

How do I interpret the type of steel used in a tool?

The description states: Material: 400CC Steel. Googling 400CC Steel shows only shopping offers, not the articles or tables about steels. How do I look up materials? Is it a good tool steel or some ...
6
votes
4answers
48k views

How strong are bolts compared to welding and what qualities to look for in foundations?

I'm planning on building a home climbing wall, made from a mild steel subframe. It will probably be around 10 feet tall approx. I was thinking along the lines of using mild steel angle, cutting to ...
6
votes
9answers
34k views

Do I run screws through the “tops” or through the “bottoms” of the corrugated steel in roofing?

Suppose I want to cover a roof with corrugated steel sheets. Imagine a sheet laying on the roof. It will have "tops" - zones that are further from the roof surface and "bottoms" - zones that are ...
6
votes
7answers
40k views

What is a good way to cleanly cut through steel?

What tools can I use to get a clean cut through thin steel? Specifically, I have several mini beer kegs I need to cut the bottoms out of. I don't mind it taking a while, but my cuts are jagged (easy ...
6
votes
2answers
1k views

Drilling 1/4" steel plate and concrete?

I need to drill (44) holes in (22) 1/4"-thick stainless steel plates. These are for 3"x3/8" heavy Duty Screw Anchors that will go through the plate and into the concrete. My question is: if possible, ...
6
votes
4answers
2k views

How to attach an appliance bracket to a stainless steel table?

I need to attach this base plate to a stainless steel table in a commercial kitchen. It'd be attached to the top surface off to the side. It's for a commercial size can-opener. How do I go about ...
6
votes
1answer
6k views

What does blocking refer to in relation to floor joists?

This question was triggered by the following line in a home inspection: Blocking is not installed for I joists above beams in basement. I have found pictures of blocking at http://www.diychatroom....
5
votes
4answers
13k views

Use screw into steel tube without using nut?

I have a regular round 1 1/4" steel tube, and I want to put a screw in it. The tube only has one hole (where the screw goes) so I can't use a nut. What options do I have and can I find it at Home ...
5
votes
5answers
2k views

How long will metal pipe last in earth and concrete

I'm building a fort for my kids out of wood, 8 foot by 8 foot and trying to work out how to make it last. I can't get treated wood, and apparently untreated wood rots within a year of ground contact ...
5
votes
3answers
27k views

How can I make a sturdy frame out of square, steel tubing?

Update 5/25/2013: I went with mike's idea of using corner braces, but with a twist. Instead of 7/8" braces and epoxy, I went with 1" braces and metal framing screws. The results are pretty good (see ...
5
votes
1answer
626 views

How can I straighten a piece of wire?

I've once seen it on TV: in industrial wire production they use a set of castors that bends the wire back and forth, up and down – always a bit less, until its straight. Is there something similar for ...
5
votes
2answers
185 views

Steel Stud Galvanic Isolation

I am building a light-gauge steel frame workshop that is made from 0.55mm cold-formed 90mm x 45mm (2"x4") light-gauge steel studs. The structure is wrapped in 25mm (1") of extruded ...
5
votes
3answers
138 views

Repair holes in galvanized sheet?

So far, I've only seen other questions around here about galvanized pipe or duct, so here's a new one for you all! I'm trying to patch up holes rusted through a telescope observatory's dome. The ...
5
votes
1answer
454 views

Sourcing and installing a stainless steel backsplash

I recently replaced an over-the-range microwave with a hood. Since the hood is about half the height of the microwave, this left a ~15" gap between the preexisting tile backsplash and the start of ...
4
votes
5answers
2k views

Will these DIY steel plates for post to beam connections work as well as the commercially available ones?

My soon to be constructed deck will have beams made from three 2x12s sandwiching ½" plywood, sitting on 6x6 posts. This gives both the beams and the posts a width of 5½ inches. To ensure the ...
4
votes
4answers
1k views

Is a reciprocating saw the right tool to saw 2cm/0.8" hardened steel?

I have a bicycle that's locked with a 2 cm/0.8" hardened steel lock that I have unfortunately lost the key to. I would very much like to get the bike operational again, but all I have is a 900W ...
4
votes
6answers
6k views

Cutting structural steel

I have a few 8-9m lengths of 200x100 rectangular hollow section (5mm) and 150x150 equal angle (10mm) sitting outside. These are to be used to maintain the strength of a brick wall which is having ...
4
votes
5answers
38k views

Is stainless steel water piping more durable than copper?

After thirty years of usage, the plumbing in my house is starting to fail progressively. The water pipes in my house is made of copper, one of which is suffering from pitting, which results in a pin-...
4
votes
5answers
9k views

Fixing an offset pilot hole in steel?

I'm trying to put a 16mm hole through the centre of some 35x35x2.0mm square hollow section (SHS) gal steel. The holes need to be fairly accurate, because they're going to be holding an axle that needs ...
4
votes
4answers
3k views

How can I add a piece of timber to my metal shed wall without creating a leak?

I have a garden shed with steel (powder coated) walls. I'd like to attach a piece of timber to the inside of the wall. I'll use the timber to attach hooks for hanging tools. I don't want the holes I ...
4
votes
7answers
41k views

Best shoes for walking on a standing seam metal roof?

I went up on my roof this weekend to do some work on an antenna and clean chimneys. It's the first time I've been up there since I replaced the hail damaged asphalt shingles with standing seam steel. ...
4
votes
1answer
491 views

Which cutting style avionic snips do I choose if I have to choose just one?

Avionic snips (aka compound-action snips) come in three cutting styles - straight cutting, left cutting and right cutting. I plan to work with roofing corrugated steel and have no idea in advance what ...
4
votes
2answers
4k views

How are rivnuts measured and what eyebolt fits?

At Amazon, I've seen RN14 1/4"-20 steel rivet nuts, RN516 5/16"-18 steel rivet nuts, RN1024 #10-24 steel rivet nuts, 1/4-20UNC, 3/8-16, M3, M5, etc. I also saw the following image explaining the ...
3
votes
4answers
4k views

How can I attach a 1/8" strip of steel to MDF so that it stays secure forever for eternity?

I have attached two 3/4" panels of MDF together, so the end result is a 1 1/2"-thick panel. I need to reinforce it so that it does not bow, so I thought of attaching a 1/8"x1 1/2"x6' strip of steel ...
3
votes
2answers
267 views

What can I do to make my galvanized steel shed stronger?

Here are my specs so far for the shed I am getting made. I plan to use it as a shed for my very large tools. It is 40 ft × 24 ft, with 11 ft high walls. It is made from galvanized steel while the ...
3
votes
6answers
21k views

What's best to use in a sawzall to cut steel pipe?

So our new place came with an old antiquated huge satellite dish in the yard. Getting it down wasn't much trouble, but I'm stuck trying to figure out how to get the big steel post it sat on out of the ...
3
votes
2answers
10k views

How should I protect the metal of a power rack that's kept outdoors?

I plan on building a power rack for my home gym and was wondering what kind of metal/coating I should use when building it since it will be stored outdoors. Most commercial power racks are built using ...
3
votes
2answers
10k views

How to repair bent scissors?

I have a pair of scissors which I happen to like a lot. Unfortunately, one of the blades is bent towards the other blade, so that a gap forms when the scissors are closed. Bending the blade back with ...
3
votes
3answers
26k views

Attaching non-load bearing walls to steel I-beams

I'm preparing to remodel my basement. A steel I-beam runs the length the of the basement with vertical steel columns spaced periodically across the span. The beam is 5" wide and 8" tall. I'm ...
3
votes
4answers
19k views

How to calculate steel beam and posts size to replace existing wood beam in terrace

I have a covered terrace that extends 10' out (West) from the house towards the yard/pool and has a width/span of 32'. The current beam is made up of (2) 2x6 in wood placed side-by-side functioning ...
3
votes
3answers
24k views

Guidelines for poured concrete over corrugated metal

It seems common in some commercial construction to use corrugated steel plates to form a 'deck' surface which concrete is later poured onto. The combined steel/concrete then forms a very strong floor ...
3
votes
2answers
1k views

How do I paint the steel crossbeam on a colorbond fence?

I have a colorbond fence. If you don't have colorbond in your area, it's painted steel panelling that can be used for fences or roofs. My fence looks like this: But what you can't see is the back - ...
3
votes
1answer
387 views

Differences Between a Cast Iron or Steel Base for a Belt Sander?

Are there any significant differences between a cast iron base or a steel base for a 4" x 36" belt sander? I know that cast iron tends to be stronger but crack more instead of flexing like how steel ...
3
votes
1answer
6k views

How deep should I bury a 4x4 steel post?

I live in West Texas. I need to put up a 4x4 steel post to mount a camera. How deep do I need to bury it? There will be 15 feet above ground.
3
votes
3answers
3k views

How to attach a monkey-bar/playground structure to the ground in my backyard?

I would like to build a monkey-bar/playground structure in my backyard. It's not your standard monkeybars, but I made a 3D visualization at staktrace.com/pub/structure.html if that helps. I'm planning ...
2
votes
5answers
121k views

Can an ordinary power drill drill through steel?

It's my dad's drill and it's a Bosch. I'm not sure about the model no. etc because the box is missing together with the manual. He's been using it to drill holes in wood to install doors and also ...
2
votes
3answers
3k views

Is there a way to drill a 1“-diameter hole through 1/8”-thick steel using a standard cordless power drill?

I am trying to reinforce a custom door I am building. Because it's made only of two layers of MDF, it is not as rigid as I want it to be and shows signs of bowing. Since it's going to be a ...
2
votes
2answers
1k views

Can I solder galvanized steel to stainless steel?

I have several stainless steel plates and I want to solder galvanized steel tubes to these plates. Is this possible? I ask because I have a guy that does all my soldering work, but he generally ...
2
votes
3answers
2k views

First floor of house wobbles!

I've seen similar questions but I'm still stuck for an answer, so I hope someone can help... I've just built what is essentially a two-storey cube, 6m x 6m x 6m. It's a steel construction, a little ...
2
votes
3answers
2k views

Best way to attach a steel t-beam to a wall?

In my new flat I will build a huge platform into one of the rooms. It will be very much like a loft bed, but wider. I'm in a very early planning phase. The room is about 3m across (no plan or exact ...
2
votes
1answer
20k views

How can I calculate the yield strength of steel tube?

There's a lot of information -- and even some debates -- on which has a stronger yield strength between square and round steel tube. The majority points to square when the dimensions are equal at the ...