Atlas Observer

Category: Uncategorized

Deep Foundations Start with Atlas Pipe Piles

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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A Deep Dive into ASTM A500 HSS for Structural Applications

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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HSS vs. TS: Understanding Steel Section Terminology

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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Simplify HSS Connections with Shuriken®

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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Why Just Lunch, When You Can Lunch & Learn?

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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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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