Resources
Protect outdoor steel from rust and corrosion with the right coatings, materials, design, and routine maintenance.
A steel heat number identifies a specific batch of steel and provides traceability to its production records and Mill Test Report (MTR).
Learn why lower gauge numbers mean thicker metal, why gauge thickness varies between materials, and when it’s better to specify decimal thickness for your project.
Compare A36 carbon steel and 6061-T6 aluminum to see how they differ in weight, strength, stiffness, and common applications.
Learn how wall thickness affects inside diameter while the outside dimensions stay the same.
Learn how Steel Supply ships thousands of products nationwide and offers flexible shipping options to fit your project.
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- The Power of People 8.18.26
- Humans of Steel Supply: Raul Martinez 7.13.26
- Humans of Steel Supply: Anne Byington 5.12.26
- Humans of Steel Supply: Steven Valencia Jr. 3.5.26
- Humans of Steel Supply: Jason Gunn 1.19.26
- Humans of Steel Supply: Erik Alvarado 11.7.25
- Humans of Steel Supply: Jesse Torres 9.30.25
- Humans of Steel Supply: Freddie Moore 8.27.25
- Humans of Steel Supply: Andrea Torres 7.29.25
- Humans of Steel Supply: KeOndra Hobbs 6.24.25
- Humans of Steel Supply: Micah Medrano 5.30.25
- Humans of Steel Supply: Paul Rocheford 4.9.25
- Humans of Steel Supply: Jose Cañas 3.7.25
- Humans of Steel Supply: J.P. 3.6.23
- Humans of Steel Supply: Duke Johnson 1.17.23
- Humans of Steel Supply: Angel Faz 4.18.22
- Humans of Steel Supply: Kristen Breum 3.10.22
- Humans of Steel Supply: Josh Esquivel 3.4.20
- Humans of Steel Supply: Michael Gracia 11.7.19
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- Expanded Plasma Cutting Capabilities 5.12.26
- Did someone say Galvanized! 11.24.25
- Cut-to-Size Sawing Services to Fit Your Needs 10.23.25
- Plasma-Cut Picture Frames: A Behind-the-Scenes Look 5.7.25
- Steel Bonded: Stud Welding for Connections 2.18.25
- Cutting Made Simple: Our New Magnetic Pipe Cutter 12.16.24
- Cutting Stainless Wide Flange Beams 8.12.24
- Weld-Ready Parts from our Plasma Cutter 7.25.24
- Steel Gussets: Enhancing Structural Stability 6.11.24
- Plasma Cutting OEM Parts 5.8.24
- Creating Inlet & Outlet Heads for Air Intake & Exhaust Systems 4.8.24
- Plasma Cutting: Precise and Efficient 4.3.24
- Seen in the Warehouse: Cut Square Tubing 2.27.24
- Concrete and Steel 9.18.23
- Processing a Plasma Cut Heart for Valentines Day 1.31.23
- Our New Home Is Open! 11.1.22
- If you can dream it, We can cut it 4.13.22
- Boo! 10.20.20
- Ring my Bell 10.14.20
- The Evolution Power Tools Metal Cutting Chop Saw 9.4.20
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- What's hotter than the surface of the sun? 6.29.26
- Don't need it all, Don't buy it all 1.26.26
- The Welding Gun That Helped Win WWII 1.12.26
- DEWALT Days Success! 11.20.25
- Steel Supply Named a 2025 Top Workplace by the Houston Chronicle 11.14.25
- DEWALT Days Are Back — with Early Black Friday Deals! 11.13.25
- Why Steel Square Tubing Holds Everything Together 9.3.25
- Why You Need a DEWALT Band File in Your Tool Arsenal 8.15.25
- Steel Supply Awarded 2025 Great Place to Work Certification 8.7.25
- We've Expanded Our DEWALT Tool Lineup! 5.30.25
- What's Inside the Plastic? 3.28.25
- Spotting a Giant: Unusually Large Wide Flange Beam 3.26.25
- Red Brass Pipe Fittings 12.3.24
- Punched Picket Fencing 11.19.24
- Circular Saw: A Small Tool with Big Impact 11.5.24
- Ring Type Joint Flanges are Game-Changers for Sealing 10.8.24
- Combining Concrete Steps & Angle Clips 9.17.24
- 4,260 Different Pipe Fittings 8.27.24
- The Synergy of Steel and Reinforced Concrete 7.9.24
- Elevating Projects with Ornamental Iron 4.25.24
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- Upgrade Your Flooring for Safety 5.22.25
- Celebrating Earth Day: The Importance of Recycling Steel 4.22.25
- Types of Welding Rods 3.28.25
- Aluminum Is Our Second Favorite Metal 3.17.25
- New Year, New Projects! 1.15.24
- Happy Holidays 12.20.23
- Happy Thanksgiving! 11.20.23
- Think it's Hot Outside? 9.5.23
- National Welding Month 4.18.23
- What are Filler Metals? 2.8.23
- Happy Holidays! 12.19.22
- Why did my Stainless Steel rust? 12.12.22
- Tour of Gerdau's Midlothian Steel Mill 11.29.22
- Happy Thanksgiving 11.22.22
- Everything you need to know about Galvanized Steel Sheets 10.10.22
- What Our Customers Are Saying About Us 9.8.22
- Celebrating Labor Day! 9.2.22
- Memorial Day 5.27.22
- Offshore Technology Conference 2022 5.4.22
- More Inventory Than Ever! 1.31.22
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- Safety ▲
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- Pipe vs. Tubing 8.24.26
- What Makes Cold Rolled Merchant Bars Different? 7.14.26
- 304 or 316? Choosing the Right Stainless Steel 7.7.26
- Why Galvanized Steel Is Built to Last 6.17.26
- Standard Beams vs. Wide Flange Beams 6.9.26
- Understanding Metal Building Components 6.2.26
- Why Cam and Groove Couplings Remain an Industry Standard 5.26.26
- The Hidden Strength Behind Concrete: Rebar 5.19.26
- Sixty-four 20” Butterfly Valves in One Shipment 5.5.26
- Think All Pipe Is the Same? Here’s Why It’s Not 4.28.26
- Steel vs Aluminum Expanded Metal: What to Choose 3.24.26
- How Seamless Pipe Is Made and Why It Matters 3.17.26
- Steel & Aluminum Floor Plate 3.17.26
- Let's talk about Aluminum 3.10.26
- Square, Rectangular, and Round Mechanical Tubing 2.24.26
- Steel Flat Bar 2.9.26
- Now Stocking Trailer Parts 2.3.26
- Steel Plate: Strength, Rolling Methods, & Applications 1.27.26
- Steel Channel: Strength, Support, and Versatility in One Shape 1.16.26
- Inside Steel Beams: Strength That Supports It All 1.2.26
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- Services ▲
- Need Steel After Hours? Here's How Our Emergency Service Can Help 8.4.26
- Mark, Cut, and Identify Parts in One Operation 6.29.26
- What if you could order custom-cut steel as easily as adding to cart? 4.16.26
- Value-Added Services at Steel Supply 3.10.26
- Industrial Steel Band Saw 2.23.26
- What Is Plasma Cutting? How It Works & Benefits 1.8.26
- Events ▲
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- How to Protect Steel From Rust 9.22.26
- What Is a Heat Number on Steel? 9.14.26
- Steel Gauge Sizes: Where Did They Come From? 7.28.26
- Aluminum & Steel - Comparing their Properties 7.28.26
- Why Pipe Size Stays the Same (Even When the Wall Gets Thicker) 7.28.26
- Can Steel Be Shipped to Your Location? 7.13.26
- 304 or 316? Choosing the Right Stainless Steel 7.7.26
- Yield Strength vs. Tensile Strength: What's the Difference? 7.7.26
- Red Oxide Primed Steel Explained 6.30.26
- How the Data Center Boom Is Reshaping Steel Demand 6.29.26
- Decoding Welding Rods 6.8.26
- What if you could order custom-cut steel as easily as adding to cart? 4.16.26
- What is an MTR? 3.31.26