
03 / Framing essentials
Metal Building Framing Components Explained
Learn what columns, trusses, purlins, girts, and bracing do—and how wood post-frame, weld-up steel, and bolt-up red iron frames differ.
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06 — Red Iron
Engineered red iron steel — bolt-up frames built for serious scale, serious loads, and serious longevity.
Overview
Red iron is the gold standard for engineered steel buildings. Bolt-up I-beam frames are fabricated to your exact engineering, shipped to site, and assembled with stamped drawings for permitting and code. Red iron makes sense when you need scale, clear spans, mezzanines, dock doors, or when local code requires fully engineered structural steel.
What You Get
Every red iron build is engineered, stamped, and ready for permit and inspection.
I-beam columns and rafters rated for the loads your project actually sees.
Wide column-free interiors for industrial, commercial, and warehouse use.
Designed up front to support office mezzanines, crane loads, and dock equipment.
Common Uses
Popular Building Sizes
Start with a common size or design something completely custom around your property, use, and budget.
Red Iron Building
50x100
Entry-level red iron — commercial shop, small warehouse, or industrial use.
Get Quote For This SizeRed Iron Structure
60x120
Mid-size engineered steel for warehouse, ag, and commercial buildings.
Get Quote For This SizeCommercial Red Iron
80x150
Storefront-grade engineered steel for retail, dealerships, and service.
Get Quote For This SizeIndustrial Red Iron
100x200
Full-scale industrial — manufacturing, distribution, and heavy storage.
Get Quote For This SizeCustom Red Iron Design
Custom
Engineered to your loads, eave heights, dock layout, and site.
Get Quote For This SizeSizes shown are common examples. Every building can be customized based on site conditions, use, engineering, materials, budget, and local requirements.
Need A Custom Size?
Not every project fits into a standard size. Outlaw Building Co. can help design a structure around your land, equipment, business, animals, storage needs, or future plans.
Choosing The Right Building Size
The right building size depends on how you plan to use the space, what equipment or vehicles you need to store, whether you need room to work inside, and how much room you want for future growth.
01
Think about how much you need to store today — and what you'll be storing five years from now.
02
Will you be working inside? Add room for benches, tools, parts storage, and clear walking lanes.
03
Tall doors and clear-span widths matter for trucks, trailers, RVs, tractors, and implements.
04
Plan for what's next — lean-tos, second bays, or living quarters are easier to plan up front.
Frequently Asked
It depends on how you'll use the space, what you need to store or work on, and how much room you want for growth. Tell us your plans and we'll help you size it right.
If your project needs serious engineered steel, red iron is the answer — and we'll handle the drawings, permits, and erect from start to finish.
The Outlaw Building Guide

03 / Framing essentials
Learn what columns, trusses, purlins, girts, and bracing do—and how wood post-frame, weld-up steel, and bolt-up red iron frames differ.
Read More
09 / Steel Building Guide
Two ways to build with steel. Compare construction methods, customization, installation, and costs to find the right fit for your Oklahoma project.
Read More
04 / Exterior details
Understand metal roof and wall panels, ridge caps, flashing, closures, fasteners, and opening details before choosing your building package.
Read MoreRelated: Frame Types · Commercial Buildings · Building Components
Building in eastern or central Oklahoma? See how we work with property owners in Tulsa and Oklahoma City.
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