Questions tagged [steel]

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2answers
54 views

How can I reduce the size of a bore in steel to accommodate screw threads?

I want to somehow get an M5 insert into a 7.5mm diameter hole in solid steel. (The hole has already been drilled with 7.5mm DeWalt cobalt-tipped drill bit.) Is there such a thing as a threaded insert ...
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1answer
47 views

How to construct a timber and steel staircase?

I need to produce some detailed staircase technical drawings for unit. What’s the best way to attach the tread to the riser (#1/#2/some other way)? Also, how do you attach the oak tread to the steel ...
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1answer
63 views

13ft wide desk/workbench with only one leg

This question is much like: how to "float" a large desk (3000mm x 720mm x 40mm) between walls but somewhat different (mainly, significantly wider). I want to build a desk that is 13ft wide, ...
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2answers
28 views

Rebar cutter and bender's and the relative grade range of steel

I'm comparing two budget rebar bender and cutter products (Crescent or HIT Tools), not sure the grade of steel Crescent is able to handle other than "soft or mild steel", HIT mentions up to ...
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2answers
66 views

Steel H Beam Needed For Outdoor Deck

Question: What size H Beams are needed? Background: I’m building a deck over our walkout basement. The basement is only 7’ tall, so the deck beams need to be as short as possible with the fewest ...
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1answer
41 views

How to repair Garden gate latch 'spring clip'?

Google for "garden gate latch" and you'll see the gate latch we have. It's sold by the hundreds of thousands worldwide under different brands. I bought mine in the UK through B&Q (Blooma ...
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3answers
88 views

Cutting powder coated steel - how do I prevent rust?

We have a series of powder-coated electrical cupboards that need to be cut open to install recessed components. The exact product description can be found on the manufacturer's website. The ...
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1answer
47 views

How to frame bypass doors with metal studs?

I am using metal studs (25ga steel) in my basement for a room. This room will have a closet with two sets of bypass sliding doors. The doors are 30" wide (and fairly heavy) and with a 1" ...
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2answers
81 views

Is a mix of copper and galvanized pipe a problem if dielectric unions are used where they meet?

Over decades, my house has accrued a mix of galvanized, copper, and pex pipe. I've been told that one "should stick to one type of metal in your pipes or use pex." (here) As long as ...
5
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3answers
125 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 ...
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1answer
54 views

How to repair damaged fence to its original strenght

am farming with cattle. Lately my fences were cut by a team doing exploration. The fence consist of 2.24 fully galvanised steel wire, 4 strains of wire. Straining posts are 500m apart with poles ...
0
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1answer
83 views

Steel stair stringer size

trying to design a straight stair run using steel tubes as stringers. total run = 10'-0". total rise is 8'-8", width 3'-0". Support is only at each end. yes these are steeper than ...
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3answers
686 views

How can I secure a workout rack to a wooden platform?

I want to secure a "power rack" for weighlifting -- a square cage that supports a barbell so you don't need a spotter for squat and bench press. I'd like to fasten it to a wooden platform. ...
1
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1answer
173 views

How to fireproof steel beam in existing (45 year old) house

My living room ceilings were a mess, so I ordered new 2.4m x 1.2m panels and tore it the old stuff down a few hours ahead of delivery. What fun! Not fun was finding that the steel beam in the ceiling/...
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1answer
140 views

Repair or replace a mail slot on an exterior stucco wall

Our home in LA County was built in 1939 with a thru-wall mail box with a chute into our dining room. The mail slot (the opening) and chute (embedded in the wall) are held by pins that broke off ...
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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 ...
5
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2answers
183 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 ...
1
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1answer
78 views

Slight plumbing leak in 1930s threaded pipes

I have a 1930s-era house with generally galvanized plumbing. The water-in line is a straight vertical pipe, except for this section which is perpendicular (and copper). The loop part is marked "...
1
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1answer
59 views

Can I use a wood top plate on top of a steel track to build a roof-bearing steel frame?

I am building a room within my garage using double studs, double track, steel framing. The outer dimensions for this room are 23' l x 16' 6" w x 10' h, and will share no common walls or ceiling ...
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0answers
52 views

How to reshape square tube after welding a small square bar along one of the sides

I've welded a few 3 m long square tubes out of mild steel angle bars (1.5x1/8) and along one corner side of the tubes welded a 8 mm square bar with one weld along the corner side of the tubes. Now the ...
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0answers
67 views

What is this metal bracket called?

I want to connect two parallel, overlapping wooden beams by putting two steel “braces” on each of the ends of the overlapping stretch, so four in total. These braces should look like the one I’ve ...
0
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1answer
92 views

How to fix a torn steel cable

A tree fell on my fence made of horizontal steel cable and tore one. What's an economical way of fixing it that's not too ugly? If the solution is to replace the entire cable, what is the end piece ...
1
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1answer
55 views

how to compare wood post to steel post

I was going to buy some 4x4 timber for veranda posts. However I have some steel posts 65x65x2mm. I wonder how would one calculate what size steel post can be substituted for the timber post?
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1answer
77 views

Is this a reasonable way to create a crawlspace over a structural floor?

So, part of my thinking on "how to build a house" includes the use of a structural floor (slab) with a crawlspace framed atop it to provide space for, and access to, service runs. (Air handling ...
1
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1answer
190 views

How to remove/cut off a steel post in concrete

As part of some renovation work, I am taking apart a small enclosure on my driveway. Having removed the "walls", I'm left with seven (what look like) galvanised steel posts, embedded in the concrete ...
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3answers
108 views

what kind of drill bits are these? Trying to drill through flat side of a fence T-Post

I'm trying to drill through 1/4" hard steel. the thicker bit went through relatively easily one time, but on the second go just spins. the thinner bit did not go far .. i think both need to be ...
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0answers
36 views

Power drill requirements for steel-reinforced concrete

We have the need for a new power drill (old 25+ year Bosch finally died) and I'm trying to determine the requirements for our situation. We are in a new build (European concrete) property with the ...
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0answers
16 views

Treating/restoring steel for/after drilling

Specific example: my bicycle takes an allen wrench (hex key) that has a centre hole in it (for security purposes, a pin in the socket prevents a normal key from being used. So I made a spare by ...
3
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2answers
262 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 ...
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0answers
126 views

Construct 3-Sheave Pulleys for Hanging Objects from Rafters

I am trying to create a system of 2 3-sheave pulleys (along with terminal pulleys) that can hoist my hanging plants up to my rafters, such as here: I am happy with my general design but what I am ...
0
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2answers
173 views

3-side punched steel channel (strut), image in the post - can't find any equivalents [closed]

I'm looking to install a hoist system mounted to garage ceiling. I was originally going to attach some 2x4s to the ceiling joists and attach pulleys to those, but then decided to go with steel ...
1
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3answers
101 views

How aggressive should one be with replacing aged steel pipes in a Norfolk VA brick house?

I'm house-sitting my son's house that he just bought. It is at least middle aged and I'm concerned that it is a hidden cost. The exterior is red brick and the plumbing, as far as I can tell, is all ...
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0answers
33 views

What kind of caulk should I use to seal up spalling separating from steel porch ceiling

I'd like to do some temporary quick patches to prevent worsening rust and separation of spalling/stucco ceiling underneath a steel outdoor porch/deck. One on the first floor is kinda bad so will ...
4
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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 ...
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3answers
4k views

Garage Gym - Mounting Folding Squat Rack to Plasterboard Wall

I have purchased this squat rack to go into my garage: Unfortunately, they do not come with mounting instructions and the manufacturer recommends getting a builder in to do it. Instead, I'm going to ...
1
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1answer
131 views

How do I use this plumbing connector?

I am looking to attach an unthreaded galvanized steel pipe to either copper or a new unthreaded pipe. See my previous post for details: Should this section of water line be replaced? Per https://www....
0
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1answer
276 views

Basement framing around finished window

I'm framing my basement using steel studs. I have this sliding window on the window well (see picture) that already has a finished framing all around and is flush with the concrete wall. How do I ...
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1answer
195 views

Can I put my Bialetti stainless steel espresso maker in the dishwasher?

I am wondering if there is any harm in putting my stainless steel Bialetti coffeemaker in the dishwasher. I don't think it should rust (because it's stainless steel). But I do wonder if the gasket ...
7
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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 ...
0
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1answer
149 views

Galvanized steel hinge screws with stainless steel hinges: What is the risk of galvanic corrosion?

The screws in question are zinc-plated hardened steel screws (1 1/4 in) for use with heavy duty fire-rated stainless steel interior door hinges of unspecified grade. There is a theoretical risk of ...
0
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3answers
1k views

Is a stack of steel plate as strong as a single plate of the sum thickness?

I'd like to put a 4'x8' steel plate across my driveway gutter, so cars don't bottom out in the dip. I've seen 1/2" plates used for this, but at 650+ lbs. (https://www.chapelsteel.com/weight-steel-...
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2answers
136 views

Should this section of water line be replaced?

This is the water supply line coming into my basement. 4 feet below the ground (frost line). My house is from 1940 and I assume that everything in these pictures are original. I recently converted ...
0
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2answers
70 views

Rust in stainless steel?

The screw eyes in the pic are stainless steel. The wire rope is galvanized steel supposedly. As you can see, the screw eyes have brown where it touches the corroding wire rope. does the screw eyes ...
0
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1answer
4k views

Install deadbolt in metal steel door and door jamb

I searched online but could not find answer to all these questions. I'm installing a deadbolt to a metal/steel door. There is only a sheet of metal and it is hollow (empty inside). I also need to ...
0
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1answer
78 views

There is any simple way to forming handmade paper pulp? [closed]

I want to know how can I make a form for forming handmade paper pulp for something like paper egg container. There is possible to make small hand press from for example wood/steel and pressing that ...
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8answers
13k 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 ...
0
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1answer
6k views

Steel beams for 22' interior clear span

I am building a ceiling under an existing roof, covering an area of 22' x 28'. This rectangle will be supported at the two ends of the 22' run, as well as, optionally, one or possibly two ends of the ...
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2answers
94 views

Building a metal stud wall on a tilted / unlevel surface? (how to use a level?)

I'm building a wall + door frame for the first time to cover the opening of a box van with the rear door ripped out. The van is not sitting level; the tires have blown out on the right side so it's on ...
0
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1answer
223 views

Can I replace the engineer's I-Beam recommendation with a different one?

I'm removing a load bearing wall and the structural engineer recommended a W8x15 steel I-beam. It would save me a lot of effort if I could use a 6" beam instead. So I'm trying to calculate the ...
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2answers
31 views

Sink top: spray gun lacquer or metal enamel?

I am thinking in mounting a washbasin into a 3mm steel plate. The plate will be painted in a Klein Blue. Considering that it will get wet and that there won't be too much ventilation in the room... ...