Questions tagged [aluminum]
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120 questions
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How thick should aluminium plate be to support a person of upto 100 kg as a door step support into an RV?
I wish to fit a proprietary external slide-out step to my motorhome/RV. The issue I have is that I need to fabricate a U shaped box to fit outside under the existing internal GRP step to do this. A ...
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Basic units conversion
I have an aluminum building material whose technical spec sheet says its density is 2.70 and density units are given as (kg/m3) × 103. I also know 1 kg of the material costs 3 USD. What would the cost ...
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What thickness and dimensions aluminum or steel plate will support 1,763.6 lbs on a flat surface?
I'm planning on getting base plates made of aluminium or stainless steel to support a shelf.
The shelf's total weight will be around 800 kg or 1,763 lbs. The shelf is an industrial storage rack. The ...
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How to Calculate Equivalent Thickness from Aluminum 6061 to Stainless Steel AISI 304
I'm working on a project that involves switching materials from aluminum 6061 to stainless steel AISI 304. I need to calculate the equivalent thickness to ensure similar structural performance, given ...
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Tapping threads into aluminium profiles - Questions
I want to tap some threads into the centre of some 2020 aluminium profile.
Personally I've seen 2020 profiles that have a 4.2mm diameter core and a 5mm diameter core. They should take an M5 and M6 tap ...
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Good, reliable, low-resistance electrical connections to an aluminum vacuum chamber
Vacuum chambers for physics experiments and scientific equipment are sometimes made of aluminum, though stainless steel and mu-metal chambers are used as well.
Aluminum forms a thin native oxide layer ...
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Extruded aluminium profile - Connector question
So I've been using 2020 aluminium profile to build a box I've been using these corner connectors:
https://cdn.imgchest.com/files/my8xc58nnn4.png
They are great, but now I've got the problem where I'm ...
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What Aluminium can weld to 7005, and without subsequent heat treatment?
I'm in Australia, so options are limited. I'm repairing an adult tricycle frame, so not a high volume enterprise.
The section to repair or replace is 49mm wide x 60mm deep x 2mm wall thickness, 42cm ...
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rigidity angled steel vs aluminum
I would like to find out the difference of flexing between angled steel vs angled aluminum of the same dimensions under load. Is there a straight-forward way to calculate / simulate this? The size I ...
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Aluminum tube deflection
We're designing a new start bar for the Harris Hill Ski Jump in Brattleboro, VT. It's the bar the jumper slides out to sit on as he/she awaits the okay to go.
Will the tube specs below be sufficient ...
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Is this what 6061 aluminum looks like?
The part in the middle which retains the heating element is what I know as aluminum.
A pale color and a really soft feel.
The plate at the bottom is something new to me. It feels more solid, it has a ...
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Aluminum quality by ASTM B209 cross refers to 4015,4016,4017 AMS-QQ-A-250/8?
Client is asking if we can issue quality certificate by 4015,4016,4017 AMS-QQ-A-250/8 instead of
ASTM B 209 for aluminum coils AA5052 H32
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Which aluminum alloy is used in cheap commercial load cells?
I am planning to simulate a load cell in CAD and was wondering which aluminum alloy are cheap commercial load cells made of? I noticed there is no huge difference between the common aluminum alloys in ...
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Aluminium tube frame for retractable decking
Good Morning,
I am designing a retractable floor in my deck to cover an in-ground hottub. So, the sections that are retractable will be 96" wide and about 48 - 57" long and on top will be ...
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How do I calculate the load strength of an aluminum tube arm by length and thickness?
I have a computer device currently mounted at the end of an alumnium 16" rod as provided by the manufacturer, but I need a 24" arm which they do not sell, so I want to buy some aluminum ...
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How much weight can aluminum square tube support?
I'm building a bed platform in a campervan and trying to determine what type of aluminum tube to buy.
I'm thinking to purchase 6061-T6511 aluminum Square Tube with 1.5" width, 1.5" height ...
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Friction coating aluminum parts in lieu of anodizing
I have an application, 6061-T6 aluminum cylinder, and piston - approx 6" dia for both, O-ring on position. The piston is under 80-100 psi, room temp and stroke are a couple of inches.
Typically, ...
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Helical inserts on aerospace parts work intermittently
I work at a machine shop with high-volume parts and a lot of threaded holes. Common sizes are 1/4-28 STI and 10-32 STI. Every hole gets a helical insert. We have always had major issues with the 1/4-...
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What is this filter from an aluminium extrusion facility filtering?
i work for a subcontractor tasked with cleaning these parts from an aluminium extrusion facility.
essentially we have tried all sorts of different methods when cleaning them and i am just trying to ...
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Risk of corrosion putting aluminium shaft in a stainless steel bearing with frequent washdowns?
Should I worry about galvanic corrosion if using an aluminium shaft inside a stainless steel bearing in something that's going to be washed down frequently?
Considering I will press the shaft into the ...
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2" o/d aluminum pipe (1/4" wall) used as 10' 'axle' to 'roll' dock out of water
I'm curious how much weight this 'axle' could support? The dock wheels on ends are capable of 700 lbs each.
The dock itself is 10’ wide. The axle will be placed under two 4’ x 2’ rigid black nylon ...
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How to go from a metal sheet to a metal box using (set of) dies only?
As a hobbyist, how to go from a metal sheet to a metal box (1 hollow side) by using (set of) dies only?
All videos I watched involved :
bending 1 side at 90° then
A) cut twice and discard a square ...
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Material suited for fixing leakage in liquid nitrogen dewar
I need to fix a leak on the inside of a liquid nitrogen dewar which acts as the coolant tank for a spectroscopy CCD camera. Due to the design of the camera, I unfortunately can only access the inside ...
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Aluminum Tubing Weight Bearing Capabilites
I was just inquiring about the weight bearing capability of round aluminum tubing for use as a bench,seat, or chair. Similar to the aluminum seats used in doctors' offices and in hospitals. I see that ...
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What grease / lubricant to use on aluminum threads?
I have a coffee grinder with fine aluminum threading as adjustment mechanism. (The rotation is also done while under springs load).
The threading is of a 10cm diameter.
I had to clean the threads ...
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Is it legal to have a motor wound with aluminum wire that has the appearance of copper?
Today, I melted some metals for the first time, including some aluminum cans and aluminum parts from my drying machine. I was thrilled to create ingots from them. However, when I tried to make a ...
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What property cause a stainless steel slower get heated and slower get cooled, compared to aluminum
I did simple observation when I was heating water using stainless steel container and aluminum container. Indeed they are not exactly same but quite comparable. What I discovered was that, with the ...
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How to best friction fit/join two tubes with identical diameters?
I have a number of tubes in a thin aluminum that are identical with each having one side that ends in a hemisphere shape and the other with a cap shape. I'm trying to find more information about ...
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How to determine the minimum thickness for a Red Dot Sight mount built in aluminum?
I'm designing what is called a "Red Dot Sight Mount" (see image below) for a handgun.
Disclaimer: this kind of part is not regulated (at least not in any country that I can think of) and ...
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Can epoxy bond two Aluminum alloy beams?
The bicycle component manufacturer Shimano makes crankarms named "Hollowtech".
Hollowtech crankarms are meant to be both strong and light. As the diagram below (source: Shimano) shows, the ...
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What is an appropriate way to compare the impact properties between a plastic and a metal?
I'm currently looking at trying to compare the impact strengths between polycarbonate and aluminum to see which one performs better if made into a box and dropped. My intuition says that aluminum can ...
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Machining small aluminium stock
I am very new to machining.
I have access to a metal lathe that was once part of a small commercial engineering workshop. The available spindle speeds are in the range 65 to 2000 r.p.m. The existing ...
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What kind of stress can forged aluminum take?
I have a motorcycle frame. It is made form forged aluminum. There is a pressed headset in the frame that I need to remove - it was pressed in there with machined force. Some folks remove the headset (...
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Is it possible to tap a hole partially through a 3mm aluminium sheet?
I would like to secure components to an aluminium sheet that is 3mm thick. Ideally I do not want to drill holes all the way through the sheet because it is important that a seal is maintained.
I am ...
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Is a block designed for water cooling effective at dry transmission of heat?
I’m working on a project involving a thermoelectric cooler, and options for small aluminum or copper blocks have been few and far between. However, I found many cheap aluminum and copper blocks on ...
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Resources for strength calculation for an outside aluminium loft ladder and what about it becoming brittle in cold weather?
I have been thinking for years about building an outside stair / loft ladder to climb from a platform to another one, one stair higher (3 meters). However, I never studied material strength, and I don'...
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What aluminum grade is the most resistant to corrosion in alkaline environment?
Quick google search will return either 6000 series (6061 more specifically), or 3003
However with so many option and each having it's own benefit, I still haven't make my decision
What I am looking ...
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Aluminium Bolt in Titanium Casing: Any Dangers of (Contact-)Corrosion?
Assumed we have a fuel flask that is made of titanium. The bottle will be filled with white gasoline when used. At the bottleneck there is a standardized thread manufactured into the titanium.
Are ...
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Is it possible to estimate the young's modulus of an aluminum alloy purely based off its alloy designation?
I recently had an interview where the interviewer asked what the young's modulus would be like for an alloy like 5052 versus 6061.
was a bit stumped on this one, saying that 5052 might be lower ...
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Is welding aluminum a good choice?
I am making an aluminum part with a sort of a built in pipeline where water runs to cool the system. To close and seal the "pipe" I would need a lot (at least 144!)screws and two very long (...
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What thickness aluminum plate will support 350lbs?
I need to purchase an aluminum plate that is 19.625" x 24", that can support 350lbs.
This will hold pavers + possibly a person, next to a pool on top of an automatic cover. The automatic ...
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Reliable non-welding ways to attach square aluminium tubes to aluminium frame?
Question. What non-welding options do I have to reliably attach square aluminium tubes to an aluminium frame?
Context. This will be used for outdoor environment (gate). I'm thinking of non-welding ...
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Can aluminium foil be a thermal insulator?
I've searched on Google that aluminium foil can be a thermal insulator, but how does it work?
From my thought process, it should've been a conductor because its a metal, right? But, some said that ...
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Aluminum weight saving
"Aluminum saves weight! Its 3 times lighter than steel!"
Also its 3 times weaker and 3 times softer. When comparing stiffness and strenght to weight ratio, aluminum isnt any better than ...
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Computing the required thickness of an aluminum sheet to support a given load
I want to fabricate an aluminum shelf for my media center. 22 1/16” x 37 5/8” with a rectangular cutout 2 1/2” deep on one of the long edges of the sheet with 6” of material on either side of the ...
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What is the difference between wrought aluminum and cast aluminum? Is it possible to cast 6061 aluminum?
I'm currently learning about material properties and I'm not certain what the main differences are between the different types of aluminum.
The aluminum I'm most familiar with is 6061-T6 aluminum and ...
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Software for designing products made of aluminum extrusions
I'm going to build a storage cabinet out of aluminum extrusions.
Something that looks like that, except lighter and less intricate:
So yeah, my cabinet will be a lot lighter and without moving parts.
...
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How to achieve textured matte paint finish on flat aluminium
I have aluminium gates, made of sheets. If I paint it using normal powder coating, it looks shiny and reveals imperfections (e.g. mild bends) depending on the angle at which sun light hits it.
I am ...
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Feasibility of reconstituting existing 5083 Aluminium
Can I melt 5083 aluminium and then reconstitution into a mould.
I would like to know if it is possible to melt down existing 5083 aluminium lp and then pour the molten liquid into a yacht mould of 6mm ...
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How much deflection can/should I accept with Aluminum Extrusions?
I plan building things with aluminum extrusions.
On this website I can calculate the deflection depending on the profile length and load.
https://8020.net/deflection-calculator
I.e. if I select a 20/...
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