Welded Carbon Steel Tubing
Specializing in High-Volume Manufacturing & Fabrication for OEMs & Distributors
We source high-quality steel meeting your grade requirements, mill tubes to your exact specifications, and provide tight-tolerance fabrication services such as cut-to-length, laser cutting & bending.
Our Competitive Differentiators
Founded in 1972, Parthenon Tube has over 50 years of experience manufacturing and fabricating steel tubing. Our 250,000 sq. ft. manufacturing facility sits on 12 acres, giving us plenty of room for future expansion as we grow. Located near Nashville, Tennessee, we are perfectly situated to serve customers throughout the entire Midwest & Southeast United States.
Steel Tube Manufacturing Specifications
| Measurement | Small Tube Mill | Large Tube Mill |
| Round/Oval Diameter |
0.394″ – 2.250″ | 1.500″ – 4.000″ |
| Square Diameter |
0.500″ – 1.500″ | 1.181″ – 3.150″ |
| Rectangle Width x Height |
0.394″ x 0.866″ up to 1.000″ x 2.000″ |
0.787″ x 1.575″ up to 1.575″ x 4.720″ |
| Length for all Shapes | 4.00′ – 24.00′ (48″ – 288″) |
13.00′ – 28.00′ (156″ – 336″) |
Our Equipment
- 6 small tube mills
- 1 large tube mill
- 2 high-tech semi-automated tube benders (BLM Elect 102B)
- 1 high-tech automated tube laser (BLM LaserTube LT7)
- 1 automated precision high-speed saw (Rattunde ACS 105 + BDM)
- multiple manually-operated high-speed saws
Steel Materials
- Cold Rolled Steel
- Hot Rolled Steel
- Hot Rolled Picked & Oiled Steel
- Galvanized Steel
Wall Thickness (Gauge)
- Min: 0.024″ Max: 0.104″ (Small Tube Mills)
- Min: 0.040″ Max: 0.250″ (Large Tube Mill)
Flash Removal Options
- Flash not removed
- Flash removed flush to 0.010″
- Flash controlled to 0.010″
Testing & Quality Assurance
- Destructive testing (flatten and flare)
- Non-destructive testing (eddy current)
- We can meet a variety of ASTM specifications and are certified to meet ISO standards for:
- 9001:2015 (Quality Management System)
- 17025:2017 (Testing)
Steel Tube Fabrication Services
Tube Laser Cutting
Precision Tube Bending
High-Speed Cutting & CTL
Other Specialty Needs
Don’t see the tube fabrication service you’re looking for? We have other specialized capabilities and are always willing to look into what it would take to further expand our fabrication services.
See Some of Our Work
Our steel tubing is used across dozens of industries and applications.
Here are just a handful of the tubular parts that showcase our capabilities:
Contact Us
We’re ready to discuss your steel tubing needs! Please submit our contact form or give us a call.
