r/engineering

About 1,556 results (0.02 seconds)
DIN Specialty Fasteners Project
13 images
Customer hired us to do some testing to see if they can revive this old 70s GE turbine generator. Nozzle ring is made of haynes556 but it’s cracked in a bunch of places.
5 images
  • These little comp. blades are made of an unidentified alloy, 50%Fe, 40%Ni, 10% Cr. If anyone recognizes the alloy, I’d like to know a bit.
  • At some point, someone put the wrong bolt in the right spot and damaged the whole stage… they want to cut, weld and grind new blades in place… worrying tbh.
  • Well.... There’s your problem!
  • More carnage
Found at a Rental Property in Missouri
3 images
Testing effects plasma cutting has on AR steel’s hardness when cutting holes
8 images
First Edition of Euler's Mechanica from 1736
14 images
Rate My Find
3 images
Looking to create a trapdoor style stair cover.
5 images
I compiled the fundamentals of the entire subject of Aircraft and the Science of flight in a deck of playing cards. Check the last image too [OC]
6 images
This is low, right? $100k for a Sr Project Engineering Manager in Ontario?
2 images
Figured this sub might appreciate this. First edition of Daniel Bernoulli's Hydrodynamica (1738), with 12 plates
14 images
Another hardness analysis, this time a heat map.
4 images
Loose Screws: SOP Facepalm
2 images
Love the idea but they didn’t anticipate them sticking in the humidity
2 images
What kind of pumps are these?
2 images
Whats the purpose of these arches in a natural gas/methane line?!
3 images
The texas state flag and longhorn clearly visible on the die, measuring only some μm!
5 images
  • CPU Die art from the '90s! This is an AMD Am386-DX40 CPU with Light-Field Microscopy
  • The CPU after many hours of delicate decapping.
  • The stacked photo of all CPU topography!
  • The Light-Field microscope and the electric probes used to test ICs
First edition of Lagrange's Mechanique analytique from 1788
8 images
Rate my DIY press
4 images
Is this a flex?
2 images
Look for a hard material to withstand galvanized metal rubbing it.
3 images
The geartrain used in radial engines by the Royal Air Force in WW2.
2 images
Created a headset opener from an oatmeal box to help me put them on because of my disability
3 images
I don’t have a constructive or engineering background. But I was crossing this bridge when I noticed that there were a lot of cracks on the pillars.
9 images
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
  • Is this bridge a Safety concern? Is it normal for the pillars to look like what’s in the photos?
ACME shaft leakage through the flange for piston design
2 images
Former bank vault door at Faces Brewery in Malden, MA
3 images
Why are there additional V-shapped rails over certain bridges but not over other bridges?
2 images
Back again with the 3D printing toaster. I need all the design review I can get!
2 images
Things seen this week during structural assessments!
2 images
Old books
12 images
insanely overpriced juicer. wouldn’t this be easy to make one that applies the pressure via a small hydraulic pump? it’s like 2K for this auto operated one. it just applies 2 tons pressure to blended fruit.
2 images
Sputtering ITO
3 images
I'm disabled and need to invent some adaptive device to open a headset wider in order to slip my head in. I am not strong enough to do it myself and unable to lift them over my head. Is this a good start?
2 images
Work-in-progress CAD model - I'm using a router as the spindle for now. I'm a tad worried about how far it'll stick out from the Z axis and how it'd affect rigidity.
3 images
  • Early positioning for the steel & y-axis, checking if it'll fit ok.
  • The leadscrew & linear rod contraptions I'll be using for each axis. Will probably have to create new end & bottom plates though.
Key pieces of the 2018 Structural Field Survey Report on Champlain Towers South highlighted including figures. Released after the collapse of the North-North-East section of the building on June 24. 55 out of 136 total units destroyed. Unknown whether recommended remediation works were undertaken.
6 images
Need Help Troubleshooting a DIY Pirani Gauge
3 images
Does anyone know where you can get these? Yes I know you can find them online just want a physical slide table
2 images
Trying to sell pumps, can't find them
2 images
Help Identifying a Pick and Place Machine – Need Advice on Model and Condition
8 images
Saw my first Schlieren in the wild! I thought it was so cool, my wife looked at me like I was crazy for holding a lit lighter next to our kitchen cupboard...
4 images
  • The sun was reflecting off the hood of the truck in the driveway straight into the open garage door.
  • I noticed all of the little "vapor waves" reflecting on the kitchen wall.
  • Had to get a lighter to test it out!
my 3rd iteration of a 3D Printing Toaster. what do ya think?
2 images
Need help transfering rotational energy from rc motor to disc held in sabot
3 images
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