An Introduction to CSA – Class H

by Bradlee Fletcher on January 19, 2017

You’ve probably heard about CSA - Class H material at some point but might not be familiar with it. Today, I’d like to reintroduce you to Class H. What is CSA G40.21 50W/350W Class H? As defined in CSA G40.20, Class H Hollow Structural Sections (HSS) are produced by one of two methods: (A) seamless or furnace-...

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Season of Giving

by Jim Erhart on December 28, 2016

Not all superheroes wear capes but with this holiday season filled with compassion and giving from the heart, our heroes wear hard hats and steel-toed boots....

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Can we deliver sustainable energy to the world by 2030?

by Jelani Rucker on January 16, 2015

Sustainability is not just an issue for American businesses, it's a global issue. With so many reports citing the excessive use of fossil fuels as the culprit of global warming and the depletion of nonrenewable energy resources, it's safe to say yesterday was too late to start thinking about sustainable energy. Luckily, we've been develop...

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Jumbo HSS

by Jelani Rucker on December 19, 2014

Hello. This is Brad Fletcher. I'm a Structural Engineer with Atlas Tube, and today I want to talk about jumbo HSS. So what exactly do we mean by jumbo HSS? Well, Atlas Tube is the largest producer of hollow structural sections in North America, and therefore, we also make the largest sizes available in North America. We make up to the 16-...

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Introduction to HSS Connections (Hollow Structural Sections)

by Jelani Rucker on December 18, 2014

Hi, I'm Brad Fletcher. I'm structural engineer with Atlas Tube, and today I'm continuing on with our video series on designing with hallow structural sections. And today we're going to talk about connections. But first let's kind of review and talk about what hollow structural settings are. Now, tube-like structures are a naturally occurr...

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HSS Connections: The Top Things You Should Know Part 1

by Jelani Rucker on December 18, 2014

Part I of the top things you should know about HSS connections. Now we're going to talk about HSS connections. We're going to focus on ten things you should know about HSS connections. We're going to talk about a couple different subjects, more than ten, less than ten, however you look at it; but we're basically going to be talking about...

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HSS Connections: The Top Things You Should Know Part 2

by Jelani Rucker on December 18, 2014

Okay. Moment connections is kind of like the big one when people start talking about HSS. I mentioned prequalified moment connections. There is this book, if you will, called "The Prequalified Connections for Special and Intermediate Steel Moment Frames for Seismic Applications," or, as we call it, 358. That is basically a listing of connections...

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