Questions tagged [welding]

Use this tag when the question deals with the process of making a weld. For questions about weld design or the use of welds, use the [welds].

Filter by
Sorted by
Tagged with
0
votes
1answer
255 views

Can I mig weld to my skateboard truck? How can I test if it's weldable?

I have this skateboard truck for my off-road skateboard. I want to mig weld a piece of aluminum to it to mount a motor. How would I test if it is something I can weld to with a MIG welder? I think it ...
0
votes
1answer
48 views

Plate thickness for repair of completely corroded web

The web of a H-section column has been completely corroded at the air-moisture interface with the concrete encasement leaving a hole in the web. The proposal is to break out the existing concrete and ...
0
votes
1answer
800 views

Arc-welding 2mm thick steel at an angle without burning-through

I'm learning a bit of stick welding since I keep needing it for certain projects. Total beginner. The latest thing I decided to make is a table similar to this one: The material is 2mm thick ...
0
votes
2answers
2k views

Stick welding inner corner

I'm having trouble welding the inner corners of my material. Welding material is sometimes deposited on either one side or both sides, but never really connecting the two parts. Side/flat welds work ...
0
votes
1answer
178 views

What settings to set to weld aluminum with TIG?

I bought a Everlast 205 AC/DC and I am new to welding. I would like to experiment with aluminum welding but my electrode doesn't last very long. The arc-cone is pretty wide and I cannot establish a ...
0
votes
2answers
175 views

Can I keep hardened steel cool with ice while welding?

I would like to weld a piece of hardened steel but i don't want to ruin the treatment on the tip of the piece. Can i put some ice in the middle of the shaft so the heat generated from the welding (...
0
votes
1answer
119 views

Welding Aluminum to Medium Carbon Steel [closed]

I have a table flat surface made from aluminum, and the table legs are made from medium carbon steel. What are 3 welding processes that could be used to weld the legs to the flat surface.
0
votes
1answer
34 views

Steel surface welding with high-frequency current

High-frequency currents induce skin-effect resistance that is used on some applications to weld metals. Assume you have two steel rectangles of dimension $h_0, w, l$ and $h_1, w, l$ placed together ...
0
votes
1answer
78 views

How is this aluminum heater mounted to the stainless plate?

I'm looking for a way to mount a 1000W electric heater to a stainless base. Electric kettle heaters could fit my requirements, but I'm wondering how the Aluminium heater is mounted to the stainless ...
0
votes
2answers
60 views

200A tig welder enough to weld 8mm thick steel flat bar/stainless steel sheet/tubing

I would like a tig welder. It has to be able to weld 8mm thick steel flat bar so we can fix the front gate if it breaks. I also want to be able to do stainless and aluminium for projects. It seems ...
0
votes
0answers
25 views

Phase prediction by cct diagram

Can someone please help in finding out the phase proportion of each phase w.r.t time , cooling rate and temperature by using (mathematical model to predict phases from given cct diagram) Leblond ...
0
votes
0answers
20 views

How to find phase proportion at equilibrium - from iron-carbon diagram - Leblond

{Equilibrium proportion P, this is the proportion which is reached at a constant temperature after an infinitely long time:P is also the austenite proportion in the case of extremely slow heating. It ...
-1
votes
2answers
53 views

Welding Carbon fibre

How do you weld carbon fibre to another piece of carbon fibre? If it can't be welded together what other solutions are there for connecting carbon fibre together?
-1
votes
1answer
29 views

What materials can be used for Brazing

I have trouble understanding the Brazing principle. What I know is that there are a couple of filler materials such as copper, silver, aluminim, etc.... What I remember from the past is that the ...

1
2