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22 votes

How to prevent bolts from rusting and sticking in the toilet tank?

The best solution is to purchase a new set of bolts that are made of stainless steel or brass. Both will not rust the same way that a iron or steel bolt will. They will cost a little bit more but will ...
Michael Karas's user avatar
  • 65.7k
18 votes
Accepted

rust-proof solution for attaching 2x4 to 4x4?

People use the wrong screws outside quite a lot, but thankfully there are good alternatives. Outdoor decking and fencing are commonly assembled with coated screws advertised for such. They typically ...
JPhi1618's user avatar
  • 28.2k
10 votes

rust-proof solution for attaching 2x4 to 4x4?

Stainless steel deck screws will not rust. I've used them many times on all types of lumber with great results. But screwing into end grain never works well, put a piece of 2x4 into each corner and ...
JACK's user avatar
  • 83.8k
6 votes

How to prevent bolts from rusting and sticking in the toilet tank?

Aside from using non-corroding bolts (which can be hard to track down in today's "make it cheap, even if it's useless" economy) applying silicone grease liberally can be helpful. If your local sources ...
Ecnerwal's user avatar
  • 223k
5 votes

How to prevent rebar from rusting in the ground?

Bore a 4" hole and pour it full of concrete, so the rebar has 2" concrete cover.
Ecnerwal's user avatar
  • 223k
5 votes
Accepted

Rust at welded steel beam joint

This looks like surface rust so you'll want to remove it. There are many rust removal products like Naval Jelly,etc. but I've found White vinegar to be just as good. Saturate the area with the vinegar ...
JACK's user avatar
  • 83.8k
4 votes

Non-spray WD-40 equivalent?

Spray onto a cloth or rag and wipe on. Avoids any overspray if you prepare the cloth/rag away from that area.
Solar Mike's user avatar
  • 28.1k
4 votes

Will steel continue rusting if it's completely covered in concrete?

No.It will continue rusting and the volume of the corrosion products will crack the concrete. New unrusted rebar will rust ( in concrete) but at a lower rate than your "prerusted" sample. Best ...
blacksmith37's user avatar
  • 8,321
4 votes

How can I treat and prevent rust in steel wire rope?

That horse has already left the barn. You striped off the protective rubberized coating and exposed the cable underneath which is not galvanized and the rust has already started to eat the cable. Had ...
Alaska Man's user avatar
  • 13.7k
4 votes

What effect will red oxide primer have between a shipping container and a concrete slab over the top?

Concrete is wet by nature. Wet + steel = fail. Concrete is porous to water - that is its nature. Champlain Towers South collapsed because they didn't slope or waterproof their pool deck, so ...
Harper - Reinstate Monica's user avatar
4 votes

Inexpensive way to protect outdoor metal table from rust?

Powder coating, done well, not scratched, chipped or flaked - actually works. So, if it meets those standards, you don't need to apply anything - the cheapest and most transparent of coatings. ...
Ecnerwal's user avatar
  • 223k
3 votes

Will galvanized metal conduit balusters resist rust?

I have built rails with 1/2" emt vertical balusters inserted into pressure treated 2x4 lumber stringers. I cut, de-burred, and cold galvanized the cut ends of the conduits. This installation was ...
John Eberly's user avatar
3 votes

Coating galvanized cable so it's rust-proof and sun-proof?

If you are too cheap (re: specific price presumably that of the galvanized cable) to do it right, don't expect miracles - being cheap is expensive (every time you have to replace the cheap item, + the ...
Ecnerwal's user avatar
  • 223k
3 votes

Painting over paint with rust spots coming through

NASA's Kennedy Space Center is located on the Florida coast, unlike the Soviet complex located on desert steppe. As such they have the most advanced anti-corrosion laboratory on earth. You've found ...
Harper - Reinstate Monica's user avatar
3 votes
Accepted

Cutting powder coated steel - how do I prevent rust?

Rustoleum 7769 Rusty Metal Primer is my go-to for outdoor things. The cleaner they are, the better it works, but it works with wire-wheel levels of rust removal. I'm a "prosumer" painter. ...
Harper - Reinstate Monica's user avatar
3 votes

Rust at welded steel beam joint

I'm too am a welder. User142029 is absolutely correct.Those joints are fine. It's rusting faster because it's not the same metal as the base material. The structural integrity is fine. I would clean ...
Peter Lecomte's user avatar
3 votes
Accepted

How can I remove rust from steel cabinet hinges?

What you have in the picture is not a stainless steel hinge. You are best to replace it. What is in the cabinet that hinges services? The only time I had a cabinet hinge rust like that it was where My ...
RMDman's user avatar
  • 38.2k
2 votes
Accepted

Protect mini-split condenser from ocean corrosion?

I don't know that there's much you can do to protect it. The condenser's job is to exhaust the heat from inside your home so you can't really enclose it. Having looked around some, the only thing I'...
Machavity's user avatar
  • 25.7k
2 votes

How can I make steel post bases more rust-resistant?

I would spray them with a cold process galvanizing or Zinc-rich spray paint. This will prevent the rusting and can be done in place, use a wire brush to clean the rust off shake the can 2x of the ...
Ed Beal's user avatar
  • 103k
2 votes

Does galvanized metal rust where the zinc is gone?

I don’t want to give you “The Slip” so I’m doing this “With Teeth” in, but even Kurt Cobain and the Foo Fighters knows that when you strike a galvanized coated nail with a hammer, some galvanizing ...
Lee Sam's user avatar
  • 23.4k
2 votes
Accepted

Applying paint in hard to reach regions due to roofing sheets

I think the answer to your first question is already evident to you. If you cannot get to it, you cannot paint it. They do manufacture some specialty application tools for tight areas, such as mini-...
Jimmy Fix-it's user avatar
  • 36.3k
2 votes

Will steel continue rusting if it's completely covered in concrete?

The problem with rust is once it starts, it will continue. It will even steal oxygen ions from the concrete to continue rusting. Sand blast away what you can. Apply a rust inhibitor. Then apply an ...
user68386's user avatar
  • 336
2 votes
Accepted

How can I remove rust from a washing machine cabinet and protect against future corrosion?

Since no one has addressed the real problem here, recurring rust, I will. Your rust keeps coming back because it is rusting from the inside out, plain and simple. It may not seem like it at first, but ...
Yistorian's user avatar
2 votes

How can I treat and prevent rust in steel wire rope?

The problem is that you have a metal to metal connection between the stainless eyes and galvanized wire rope. Add water and you get galvanic corrosion. Either electrically insulate the connection or ...
Colin McFarlane's user avatar
2 votes

rust-proof solution for attaching 2x4 to 4x4?

In addition to the previous two answers, I recommend against galvanized hardware in pressure treated wood unless the packaging specifically indicates that they are suitable for that use. Afaik only ...
Nate's user avatar
  • 1,110
2 votes

Non-spray WD-40 equivalent?

You can buy WD-40 in gallon cans that are not aerosol spray. These are meant to refill manual pump spray bottles, but you can use it in the way you proposed of course. But if you want it to stick ...
PhilippNagel's user avatar
  • 4,987
2 votes

Repaint metal railing

Since the surface is already painted I would not use a primer but getting that loose paint off will be important or the same will happen to this coat of paint. You could use a paint scraper or corse ...
Ed Beal's user avatar
  • 103k
2 votes

How to prevent rebar from rusting in the ground?

Bury the blocks far enough into the ground so the rebar isn't doing most of the work. Or, use corrosion resistant rebar. https://handymansworld.net/types-of-rebar/
Mattman944's user avatar
  • 2,234
2 votes

How to prevent rebar from rusting in the ground?

For rebar applications near sea coasts where corrosion is a problem ; coatings like fusion bonded epoxies are used. Also , more costly ,stainless rebar. If you are in a coastal location in certain ...
blacksmith37's user avatar
  • 8,321
2 votes

Please tell me what's the name of the metal wrap

Parapet cap, or parapet wall cap. Cost would depend on material choice and dimensions as it's likely something custom made.
sheetmetal85's user avatar

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