STEEL TUBING
Your Trusted Steel Tubing Supplier
MB Metals is a premier steel tubing supplier serving the Western U.S. and beyond. With over 25 years of experience, we supply high-quality structural and mechanical tubing to steel service centers, OEMs, and wholesale distributors.
Whether you’re sourcing square, rectangular, or round sections, we offer:
- A full line of ASTM A500 and A513 tubing
- Inch and metric sizing
- Cut-to-length tubing from 20 to 48 ft
- Multiple finish options: black with light oil, lacquer, galvanized, and primer-coated (red, blue, and other custom colors)
- Custom products to meet your exact specs
Our team works closely with domestic and international mills to ensure every product meets ASTM standards and arrives with a mill test report. When you choose MB Metals, you’re partnering with a responsive, reliable supplier committed to total customer satisfaction.
PRODUCTS INCLUDE:
Structural Steel Tubing – ASTM A500 (Grades A, B, C)
Square & Rectangular Hollow Sections (HSS)
- Sizes: ½” x ½” up to 12” x 12”
- Wall Thickness: .049” to .500”
- Lengths: 20, 24, 40, 48 ft or custom-specified
Round Hollow Sections
- Diameter: ½” up to 6”
- Wall Thickness: .049” to .500”
- Lengths: 20, 24, 40, 48 ft or custom-specified
Mechanical / Ornamental Tubing – ASTM A513
Square & Rectangular tubing with clean finishes and tighter tolerances
Ideal for aesthetic or fabrication-driven applications
Mill Test Reports included with every order
Steel Tubing Gallery
Explore our tubing inventory, warehouse handling, and finished products in action.
Let’s Get You the Right Steel Product – Fast.
Whether you know exactly what you need or you’re comparing specs, our team is here to help. Get a fast quote, check availability, or ask a technical question — and we’ll respond promptly.