by
Bradlee Fletcher
on
March 25, 2026
Every large structure, from soaring skyscrapers to sprawling bridges, relies on a solid foundation to establish structural integrity and safety. For projects demanding foundational support in challenging soil conditions, deep foundation systems are critical. Among the list of reliable solutions is straight-seam ERW steel...
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by
Bradlee Fletcher
on
March 16, 2026
Hollow Structural Sections (HSS) are popular among structural engineers due to their unique combination of strength, efficiency, and aesthetic versatility. The most common governing standard for HSS in North America is ASTM A500. For structural engineers designing complex projects, understanding the nuances of t...
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by
Bradlee Fletcher
on
January 5, 2026
Have you ever looked at a set of structural drawings and wondered about the difference between "TS" and "HSS"? If you've been in the industry for a while, you likely remember when Tube Steel (TS) was the standard term in the United States. Today, Hollow Structural Section (HSS) is the globally recognized name. This...
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by
Ted Goldstein
on
December 10, 2025
Designing connections for Hollow Structural Sections (HSS) used to be perceived as challenging. The inaccessible interior of the tube often necessitated field welding or the use of specialized, expensive one-sided fasteners. While these methods served their purpose, they could also increase project timelines and costs and...
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by
Abbie Milligan
on
April 15, 2020
Atlas Tube has been anxiously working towards the opening of our new ERW mill. Once completed, it will be the largest single seam ERW mill in the world! As a result of the announcement in Ju...
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by
Abbie Milligan
on
May 21, 2019
An Atlas Tube Lunch & Learn is an opportunity to engage with the leading producer of Hollow Structural Sections (HSS) in North America and learn more about specifications, connections, production and other HSS related topics.
Lunch & Learns are an easy and convenient way to not only gain PDH credits needed to meet continuing education re...
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by
Bradlee Fletcher
on
August 11, 2017
HSS Design Tools: The HSS Library There’s a lot of information around the internet on HSS products – so much so that it’s hard to...
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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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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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by
Jelani Rucker
on
February 4, 2015
Here at Atlas Tube, we appreciate the finer things in life, like engineering, architecture and design. As an HSS manufacturer, we not only like to stay current with the latest in design, we also enjoy seeing HSS in different applications. From bridges and buildings to r...
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