Your Reliable Source for Quality Steel Products in Treasure Valley

Rocky Mountain Steel has been serving Nampa and Treasure Valley for nearly 30 years with high-quality steel products. From structural beams to hot rolled sheets, we have the materials you need for projects big or small.

Comprehensive Steel Products for Every Project

Whether you're a homeowner tackling a backyard fence or a contractor constructing a commercial building, our steel inventory has you covered. We stock an extensive range of beams, plates, pipes, and custom-cut options, all available for delivery to your site. At Rocky Mountain Steel, we prioritize quality, affordability, and exceptional service to ensure your project’s success.


With no minimum orders, competitive pricing, and a dedication to customer satisfaction, Rocky Mountain Steel remains the trusted steel supplier for Nampa and beyond.

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Our High-Quality Steel Products

Aluminum

We offer popular 6061 and 2024 aluminum in flat, round, and square bar options. Perfect for aerospace, braces, brackets, and various fabrication projects.

Angles

Our steel bar angle iron offers exceptional strength and support for braces, frames, structures, and farm equipment. Available in A36, A529-50, A572-50, and A588.

Steel Structural Beams

Construct strong and resilient structures with our premium steel beams. We offer a variety of sizes and grades to meet your specific load-bearing requirements.

Structural Steel Channels

Our steel channels are designed for structural support in construction and agriculture. Available in A36, A529-50, A572-50, A588, and more.

Cold Rolled Steel

Cold rolled steel offers a smooth surface and high strength for precision machining. Commonly used in shafts, pins, rods, and screw machine parts.

Expanded Metal Mesh

Expanded metal mesh is lightweight yet rigid, perfect for applications requiring air, light, and water passage, including walkways, fences, and ramps.

Metal Grating

Metal bar grating and Grip Strut provide durability and slip resistance for pedestrian and light vehicle traffic, ideal for industrial flooring and walkways.

Hot Rolled Steel 

A versatile and cost-effective option, A36 hot rolled steel is ideal for general fabrication and construction projects. We offer a range of sizes and shapes to suit your needs.

Steel Pipe

Our steel pipes are available in A500, A53, and galvanized varieties for use in structural and pressure applications, including water supply systems.

Steel Sheet Metal 

We offer a wide selection of steel sheet metal and plates, perfect for roofing, flooring, tanks, trailers, and construction projects.

Rebar Reinforcing Steel

Our steel rebar is designed to reinforce concrete and masonry structures, providing strength and stability in construction projects.

Stainless Steel 

Choose stainless steel for its exceptional strength, corrosion resistance, and aesthetic appeal. We stock sheets, bars, and tubing, ideal for functional and decorative applications.

Steel Tube & Tubing

Our steel tubing is available in various shapes and grades, offering strength and rigidity for structural applications like frames, trailers, and racks.

Frequently Asked Questions

Find answers to the most common inquiries about metal types, alloys, and services we offer at Rocky Mountain Steel.

  •  Do you offer delivery?

    Yes, we off delivery in the Treasure Valley and surrounding areas.  Call us today to see if you qualify for FREE delivery.

  • Do you offer custom cutting and delivery services?

    Yes, we offer custom cutting for all our metal products, including beams, plates, and pipes. Additionally, we provide delivery services across Boise and surrounding areas to ensure you get the material you need on time.

  •  Do you offer delivery?

    Yes, we off delivery in the Treasure Valley and surrounding areas.  Call us today to see if you qualify for FREE delivery.

  • Do you offer custom cutting and delivery services?

    Yes, we offer custom cutting for all our metal products, including beams, plates, and pipes. Additionally, we provide delivery services across Boise and surrounding areas to ensure you get the material you need on time.

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Team Contacts

Whether you're planning your next project or need expert advice on the best steel products for your needs, our team at Rocky Mountain Steel is here to help. Reach out to us for a free quote or to discuss how we can support your construction, farming, or fabrication goals.

Tim Wells – Sales/Logistics

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Tammi Ruesink – Sales

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Julie Vaudrey – General Manager

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Jeff Gray – Assistant Manager

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Sandy Cromwell – Accounting/Bookkeeper

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Discover the quality and affordability of our steel solutions by requesting a free estimate today. Our team is ready to provide you with a detailed quote tailored to your specific needs and project requirements.

Request a free quote