| Tri-Tech Remanufactures Cylinders For: |
| Tri-Tech Customers | Web Sites | |
| Severstal N.A. | www.severstal.ru/english/default.htm |
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| U.S. Steel Corp., Great Lakes Works | www.ussteel.com/corp/facilities/greatlakes.htm | |
| Voss / Lantz Steel | www.vossindustries.com | |
| LTV Steel | www.ltvsteel.com | |
| Macsteel | www.macsteel.com | |
| Steel Dynamics | www.stld-cci.com | |
| Double Eagle Steel Coating | www.descc.com/ |
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