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For questions related to the alloy steel: Its production, material properties and applications. The carbon content of steel is between 0.002% and 2.1% by weight for plain iron-carbon alloys.

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However I've recently seen a culvert assembled from pieces of corrugated steel with coating looking like zinc. … How is abrasion by solid particles addressed in culverts made of galvanized steel? …
asked Apr 13 '15 by sharptooth
15
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1answer
The claimed advantage is using less steel compared to other designs for the same strength. … Is steel not expensive anymore? …
asked Feb 5 '15 by sharptooth
7
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1answer
Suppose I have two parts with holes aligned and I have to install a solid rivet into the "combined" hole. Clearly the rivet diameter must be slightly smaller than the hole diameter, otherwise it simp …
asked Mar 14 '15 by sharptooth
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AFAIK when you heat up a piece of steel to high temperature and let it cool down slowly (as opposed to shock cooling by say submerging it into water) steel gets softer - that's called tempering. … Steel getting softer means it can bear less load without getting deformed. Suppose we connect parts of steel skyscraper with steel rivets. …
asked Mar 14 '15 by sharptooth
8
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1answer
It looks like waste of steel and design complication - what can a tower with square cross-section do what one with triangular cross-section cannot? …
asked Mar 2 '15 by sharptooth
11
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3answers
The bearing plate is made of cast iron (or maybe steel) and consists of two large parts joined through a hinge. 25 tons per axle cars means the bridge bears something like several hundred tons when a …
asked Jun 7 '16 by sharptooth
12
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4answers
Yes, they claim 39 millimeters (roughly 1,54 inches) of steel walls - that's a whole lot of steel! For comparison, the M41 Walker Bulldog light tank had only 38 mm of armor plating. … Why would you need that much steel for a gas pipeline? …
asked Oct 15 '15 by sharptooth
5
votes
1answer
Here's a zoomed piece of this image from Wikipedia That's a close-up of a tower holding a railroad bridge. A and B are two of the four columns in the tower's corners. I assume that they are placed …
asked Nov 10 '15 by sharptooth